Table and column metadata

Table Meta-document for SDSS Data Release 9 (DR9)

Table AtlasOutline

Contains a record describing each AtlasOutline objec

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongUnique Id number, composed of rerun, run, camcol, field, objid
sizeintnumber of spans allocated
nspanintactual number of spans
row0introw offset from parent region
col0intcol offset from parent region
rminintpixbounding box min row
rmaxintpixbounding box max row
cminintpixbounding box min col
cmaxintpixbounding box max col
npixintpixnumber of pixels in object
spanstringspan data as string

Table DBColumns

Every column of every table has a description in this tabl

ColumnTypeUnitsUCDErrorDescriptionLinks
tablenamestringThe name of the parent table
namestringThe name of column
unitstringOptional description of units
ucdstringOptional UCD definition
enumstringOptional link to an enumerated table
descriptionstringOne line description of column
rankintOptional position of column in table column display

Table DBObjects

Every SkyServer database object has a one line description in this tabl

ColumnTypeUnitsUCDErrorDescriptionLinks
namestringName of the object
typestringIts system type
accessstringDefines user or admin access
descriptionstringOne line description of contents
textstringDetailed description of contents
rankintOptional position of column in table display

Table DBViewCols

The columns of each view are stored for the auto-documentatio

ColumnTypeUnitsUCDErrorDescriptionLinks
namestringThe name of column
viewnamestringThe name of the view
parentstringThe name of the parent

Table DataConstants

The table stores the values of various enumerated and bitmask columnns

ColumnTypeUnitsUCDErrorDescriptionLinks
fieldstringField Name
namestringConstant Name
valueintType value
descriptionstringShort description

Table Dependency

Contains the detailed inventory of database object

ColumnTypeUnitsUCDErrorDescriptionLinks
filenamestringThe name of the sql file
parentstringName of caller
childstringName of called function

Table Diagnostics

This table stores a full diagnostic snapshot of the database

ColumnTypeUnitsUCDErrorDescriptionLinks
namestringName of object
typestringSystem type of the object (U:table, V:view, F: function, P: stored proc)
countlongOptional row count, where applicable

Table FIRST

SDSS objects that match to FIRST objects have their match parameters stored her

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongunique id, points to photoObj
radoubledegFIRST source right ascension, J2000
decdoubledegFIRST source declination, J2000
warningstringwarning in FIRST catalog
peakfloatmJyPeak FIRST radio flux
integrfloatmJyIntegrated FIRST radio flux
rmsfloatmJyrms error in flux
majorfloatarcsecMajor axis (deconvolved)
minorfloatarcsecMinor axis (deconvolved)
pafloatdegposition angle (east of north)
skyrmsfloatmJybackground rms error in flux

Table Field

All the measured parameters and calibrations of a photometric fiel

ColumnTypeUnitsUCDErrorDescriptionLinks
fieldIDlongUnique SDSS identifier composed from [skyVersion,rerun,run,camcol,field].
skyVersionintLayer of catalog (currently only one layer, 0; 0-15 available)
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
nTotalintNumber of total objects in the field
nObjectsintNumber of non-bright objects in the field
nChildintNumber of "child" objects in the field
nGalaxyintNumber of objects classified as "galaxy"
nStarsintNumber of objects classified as "star"
nCR_uintNumber of cosmics in u-band
nCR_gintNumber of cosmics in g-band
nCR_rintNumber of cosmics in r-band
nCR_iintNumber of cosmics in i-band
nCR_zintNumber of cosmics in z-band
nBrightObj_uintNumber of bright objects in u-band
nBrightObj_gintNumber of bright objects in g-band
nBrightObj_rintNumber of bright objects in r-band
nBrightObj_iintNumber of bright objects in i-band
nBrightObj_zintNumber of bright objects in z-band
nFaintObj_uintNumber of faint objects in u-band
nFaintObj_gintNumber of faint objects in g-band
nFaintObj_rintNumber of faint objects in r-band
nFaintObj_iintNumber of faint objects in i-band
nFaintObj_zintNumber of faint objects in z-band
qualityintQuality of field
mjd_udoubleMJD(TAI) when row 0 of u-band field was read
mjd_gdoubleMJD(TAI) when row 0 of g-band field was read
mjd_rdoubleMJD(TAI) when row 0 of r-band field was read
mjd_idoubleMJD(TAI) when row 0 of i-band field was read
mjd_zdoubleMJD(TAI) when row 0 of z-band field was read
a_ufloata term in astrometry for u-band
a_gfloata term in astrometry for g-band
a_rfloata term in astrometry for r-band
a_ifloata term in astrometry for i-band
a_zfloata term in astrometry for z-band
b_ufloatb term in astrometry for u-band
b_gfloatb term in astrometry for g-band
b_rfloatb term in astrometry for r-band
b_ifloatb term in astrometry for i-band
b_zfloatb term in astrometry for z-band
c_ufloatc term in astrometry for u-band
c_gfloatc term in astrometry for g-band
c_rfloatc term in astrometry for r-band
c_ifloatc term in astrometry for i-band
c_zfloatc term in astrometry for z-band
d_ufloatd term in astrometry for u-band
d_gfloatd term in astrometry for g-band
d_rfloatd term in astrometry for r-band
d_ifloatd term in astrometry for i-band
d_zfloatd term in astrometry for z-band
e_ufloate term in astrometry for u-band
e_gfloate term in astrometry for g-band
e_rfloate term in astrometry for r-band
e_ifloate term in astrometry for i-band
e_zfloate term in astrometry for z-band
f_ufloatf term in astrometry for u-band
f_gfloatf term in astrometry for g-band
f_rfloatf term in astrometry for r-band
f_ifloatf term in astrometry for i-band
f_zfloatf term in astrometry for z-band
dRow0_ufloatZero-order row distortion coefficient in u-band
dRow0_gfloatZero-order row distortion coefficient in g-band
dRow0_rfloatZero-order row distortion coefficient in r-band
dRow0_ifloatZero-order row distortion coefficient in i-band
dRow0_zfloatZero-order row distortion coefficient in z-band
dRow1_ufloatFirst-order row distortion coefficient in u-band
dRow1_gfloatFirst-order row distortion coefficient in g-band
dRow1_rfloatFirst-order row distortion coefficient in r-band
dRow1_ifloatFirst-order row distortion coefficient in i-band
dRow1_zfloatFirst-order row distortion coefficient in z-band
dRow2_ufloatSecond-order row distortion coefficient in u-band
dRow2_gfloatSecond-order row distortion coefficient in g-band
dRow2_rfloatSecond-order row distortion coefficient in r-band
dRow2_ifloatSecond-order row distortion coefficient in i-band
dRow2_zfloatSecond-order row distortion coefficient in z-band
dRow3_ufloatThird-order row distortion coefficient in u-band
dRow3_gfloatThird-order row distortion coefficient in g-band
dRow3_rfloatThird-order row distortion coefficient in r-band
dRow3_ifloatThird-order row distortion coefficient in i-band
dRow3_zfloatThird-order row distortion coefficient in z-band
dCol0_ufloatZero-order column distortion coefficient in u-band
dCol0_gfloatZero-order column distortion coefficient in g-band
dCol0_rfloatZero-order column distortion coefficient in r-band
dCol0_ifloatZero-order column distortion coefficient in i-band
dCol0_zfloatZero-order column distortion coefficient in z-band
dCol1_ufloatFirst-order column distortion coefficient in u-band
dCol1_gfloatFirst-order column distortion coefficient in g-band
dCol1_rfloatFirst-order column distortion coefficient in r-band
dCol1_ifloatFirst-order column distortion coefficient in i-band
dCol1_zfloatFirst-order column distortion coefficient in z-band
dCol2_ufloatSecond-order column distortion coefficient in u-band
dCol2_gfloatSecond-order column distortion coefficient in g-band
dCol2_rfloatSecond-order column distortion coefficient in r-band
dCol2_ifloatSecond-order column distortion coefficient in i-band
dCol2_zfloatSecond-order column distortion coefficient in z-band
dCol3_ufloatThird-order column distortion coefficient in u-band
dCol3_gfloatThird-order column distortion coefficient in g-band
dCol3_rfloatThird-order column distortion coefficient in r-band
dCol3_ifloatThird-order column distortion coefficient in i-band
dCol3_zfloatThird-order column distortion coefficient in z-band
csRow_ufloatSlope in row DCR correction for blue objects (u-band)
csRow_gfloatSlope in row DCR correction for blue objects (g-band)
csRow_rfloatSlope in row DCR correction for blue objects (r-band)
csRow_ifloatSlope in row DCR correction for blue objects (i-band)
csRow_zfloatSlope in row DCR correction for blue objects (z-band)
csCol_ufloatSlope in column DCR correction for blue objects (u-band)
csCol_gfloatSlope in column DCR correction for blue objects (g-band)
csCol_rfloatSlope in column DCR correction for blue objects (r-band)
csCol_ifloatSlope in column DCR correction for blue objects (i-band)
csCol_zfloatSlope in column DCR correction for blue objects (z-band)
ccRow_ufloatConstant row DCR correction for blue objects (u-band)
ccRow_gfloatConstant row DCR correction for blue objects (g-band)
ccRow_rfloatConstant row DCR correction for blue objects (r-band)
ccRow_ifloatConstant row DCR correction for blue objects (i-band)
ccRow_zfloatConstant row DCR correction for blue objects (z-band)
ccCol_ufloatConstant column DCR correction for blue objects (u-band)
ccCol_gfloatConstant column DCR correction for blue objects (g-band)
ccCol_rfloatConstant column DCR correction for blue objects (r-band)
ccCol_ifloatConstant column DCR correction for blue objects (i-band)
ccCol_zfloatConstant column DCR correction for blue objects (z-band)
riCut_ufloatr-i cutoff between blue and red objects (for u-band astrometry)
riCut_gfloatr-i cutoff between blue and red objects (for g-band astrometry)
riCut_rfloatr-i cutoff between blue and red objects (for r-band astrometry)
riCut_ifloatr-i cutoff between blue and red objects (for i-band astrometry)
riCut_zfloatr-i cutoff between blue and red objects (for z-band astrometry)
airmass_ufloatmagAirmass for star at frame center (midway through u-band exposure)
airmass_gfloatmagAirmass for star at frame center (midway through g-band exposure)
airmass_rfloatmagAirmass for star at frame center (midway through r-band exposure)
airmass_ifloatmagAirmass for star at frame center (midway through i-band exposure)
airmass_zfloatmagAirmass for star at frame center (midway through z-band exposure)
muErr_ufloatarcsecError in mu in astrometric calibration (for u-band)
muErr_gfloatarcsecError in mu in astrometric calibration (for g-band)
muErr_rfloatarcsecError in mu in astrometric calibration (for r-band)
muErr_ifloatarcsecError in mu in astrometric calibration (for i-band)
muErr_zfloatarcsecError in mu in astrometric calibration (for z-band)
nuErr_ufloatarcsecError in nu in astrometric calibration (for u-band)
nuErr_gfloatarcsecError in nu in astrometric calibration (for g-band)
nuErr_rfloatarcsecError in nu in astrometric calibration (for r-band)
nuErr_ifloatarcsecError in nu in astrometric calibration (for i-band)
nuErr_zfloatarcsecError in nu in astrometric calibration (for z-band)
radoubledegCenter RA of field
decdoubledegCenter Dec of field
raMindoubledegMinimum RA of field
raMaxdoubledegMaximum RA of field
decMindoubledegMinimum Dec of field
decMaxdoubledegMaximum Dec of field
pixScaledoublearcsec/pixMean size of pixel (r-band)
primaryAreadoubledeg^2Area covered by primary part of field
photoStatusintFrames processing status bitmask
rowOffset_ufloatpixOffset to add to transformed row coordinates (u-band)
rowOffset_gfloatpixOffset to add to transformed row coordinates (g-band)
rowOffset_rfloatpixOffset to add to transformed row coordinates (r-band)
rowOffset_ifloatpixOffset to add to transformed row coordinates (i-band)
rowOffset_zfloatpixOffset to add to transformed row coordinates (z-band)
colOffset_ufloatpixOffset to add to transformed row coordinates (u-band)
colOffset_gfloatpixOffset to add to transformed row coordinates (g-band)
colOffset_rfloatpixOffset to add to transformed row coordinates (r-band)
colOffset_ifloatpixOffset to add to transformed row coordinates (i-band)
colOffset_zfloatpixOffset to add to transformed row coordinates (z-band)
saturationLevel_uintcountsSaturation level in u-band
saturationLevel_gintcountsSaturation level in g-band
saturationLevel_rintcountsSaturation level in r-band
saturationLevel_iintcountsSaturation level in i-band
saturationLevel_zintcountsSaturation level in z-band
nEffPsf_ufloatpixEffective area of PSF (u-band)
nEffPsf_gfloatpixEffective area of PSF (g-band)
nEffPsf_rfloatpixEffective area of PSF (r-band)
nEffPsf_ifloatpixEffective area of PSF (i-band)
nEffPsf_zfloatpixEffective area of PSF (z-band)
skyPsp_ufloatnmgy/arcsec^2Sky estimate from PSP (u-band)
skyPsp_gfloatnmgy/arcsec^2Sky estimate from PSP (g-band)
skyPsp_rfloatnmgy/arcsec^2Sky estimate from PSP (r-band)
skyPsp_ifloatnmgy/arcsec^2Sky estimate from PSP (i-band)
skyPsp_zfloatnmgy/arcsec^2Sky estimate from PSP (z-band)
skyFrames_ufloatnmgy/arcsec^2Frames sky value
skyFrames_gfloatnmgy/arcsec^2Frames sky value
skyFrames_rfloatnmgy/arcsec^2Frames sky value
skyFrames_ifloatnmgy/arcsec^2Frames sky value
skyFrames_zfloatnmgy/arcsec^2Frames sky value
skyFramesSub_ufloatnmgy/arcsec^2Frames sky value after object subtraction
skyFramesSub_gfloatnmgy/arcsec^2Frames sky value after object subtraction
skyFramesSub_rfloatnmgy/arcsec^2Frames sky value after object subtraction
skyFramesSub_ifloatnmgy/arcsec^2Frames sky value after object subtraction
skyFramesSub_zfloatnmgy/arcsec^2Frames sky value after object subtraction
sigPix_ufloatnmgy/arcsec^2Sigma of pixel values in u-band frame (clipped)
sigPix_gfloatnmgy/arcsec^2Sigma of pixel values in g-band frame (clipped)
sigPix_rfloatnmgy/arcsec^2Sigma of pixel values in r-band frame (clipped)
sigPix_ifloatnmgy/arcsec^2Sigma of pixel values in i-band frame (clipped)
sigPix_zfloatnmgy/arcsec^2Sigma of pixel values in z-band frame (clipped)
devApCorrection_ufloatdeV aperture correction (u-band)
devApCorrection_gfloatdeV aperture correction (g-band)
devApCorrection_rfloatdeV aperture correction (r-band)
devApCorrection_ifloatdeV aperture correction (i-band)
devApCorrection_zfloatdeV aperture correction (z-band)
devApCorrectionErr_ufloatError in deV aperture correction (u-band)
devApCorrectionErr_gfloatError in deV aperture correction (g-band)
devApCorrectionErr_rfloatError in deV aperture correction (r-band)
devApCorrectionErr_ifloatError in deV aperture correction (i-band)
devApCorrectionErr_zfloatError in deV aperture correction (z-band)
expApCorrection_ufloatexponential aperture correction (u-band)
expApCorrection_gfloatexponential aperture correction (g-band)
expApCorrection_rfloatexponential aperture correction (r-band)
expApCorrection_ifloatexponential aperture correction (i-band)
expApCorrection_zfloatexponential aperture correction (z-band)
expApCorrectionErr_ufloatError in exponential aperture correction (u-band)
expApCorrectionErr_gfloatError in exponential aperture correction (g-band)
expApCorrectionErr_rfloatError in exponential aperture correction (r-band)
expApCorrectionErr_ifloatError in exponential aperture correction (i-band)
expApCorrectionErr_zfloatError in exponential aperture correction (z-band)
devModelApCorrection_ufloatmodel aperture correction, for deV case (u-band)
devModelApCorrection_gfloatmodel aperture correction, for deV case (g-band)
devModelApCorrection_rfloatmodel aperture correction, for deV case (r-band)
devModelApCorrection_ifloatmodel aperture correction, for deV case (i-band)
devModelApCorrection_zfloatmodel aperture correction, for deV case (z-band)
devModelApCorrectionErr_ufloatError in model aperture correction, for deV case (u-band)
devModelApCorrectionErr_gfloatError in model aperture correction, for deV case (g-band)
devModelApCorrectionErr_rfloatError in model aperture correction, for deV case (r-band)
devModelApCorrectionErr_ifloatError in model aperture correction, for deV case (i-band)
devModelApCorrectionErr_zfloatError in model aperture correction, for deV case (z-band)
expModelApCorrection_ufloatmodel aperture correction, for exponential case (u-band)
expModelApCorrection_gfloatmodel aperture correction, for exponential case (g-band)
expModelApCorrection_rfloatmodel aperture correction, for exponential case (r-band)
expModelApCorrection_ifloatmodel aperture correction, for exponential case (i-band)
expModelApCorrection_zfloatmodel aperture correction, for exponential case (z-band)
expModelApCorrectionErr_ufloatError in model aperture correction, for exponential case (u-band)
expModelApCorrectionErr_gfloatError in model aperture correction, for exponential case (g-band)
expModelApCorrectionErr_rfloatError in model aperture correction, for exponential case (r-band)
expModelApCorrectionErr_ifloatError in model aperture correction, for exponential case (i-band)
expModelApCorrectionErr_zfloatError in model aperture correction, for exponential case (z-band)
medianFiberColor_ufloatMedian fiber magnitude of objects (u-band)
medianFiberColor_gfloatMedian fiber magnitude of objects (g-band)
medianFiberColor_rfloatMedian fiber magnitude of objects (r-band)
medianFiberColor_ifloatMedian fiber magnitude of objects (i-band)
medianFiberColor_zfloatMedian fiber magnitude of objects (z-band)
medianPsfColor_ufloatMedian PSF magnitude of objects (u-band)
medianPsfColor_gfloatMedian PSF magnitude of objects (g-band)
medianPsfColor_rfloatMedian PSF magnitude of objects (r-band)
medianPsfColor_ifloatMedian PSF magnitude of objects (i-band)
medianPsfColor_zfloatMedian PSF magnitude of objects (z-band)
q_ufloatMeans Stokes Q parameter in u-band frame
q_gfloatMeans Stokes Q parameter in g-band frame
q_rfloatMeans Stokes Q parameter in r-band frame
q_ifloatMeans Stokes Q parameter in i-band frame
q_zfloatMeans Stokes Q parameter in z-band frame
u_ufloatMeans Stokes U parameter in u-band frame
u_gfloatMeans Stokes U parameter in g-band frame
u_rfloatMeans Stokes U parameter in r-band frame
u_ifloatMeans Stokes U parameter in i-band frame
u_zfloatMeans Stokes U parameter in z-band frame
pspStatusintMaximum value of PSP (Postage Stamp Pipeline) status over all 5 filters
sky_ufloatnmgy/arcsec^2PSP estimate of sky in u-band
sky_gfloatnmgy/arcsec^2PSP estimate of sky in g-band
sky_rfloatnmgy/arcsec^2PSP estimate of sky in r-band
sky_ifloatnmgy/arcsec^2PSP estimate of sky in i-band
sky_zfloatnmgy/arcsec^2PSP estimate of sky in z-band
skySig_ufloatmagFractional Sigma of Sky Value Distribution, expressed as magnitude. Sky noise = skySig * sky * ln(10)/2.5
skySig_gfloatmagFractional Sigma of Sky Value Distribution, expressed as magnitude. Sky noise = skySig * sky * ln(10)/2.5
skySig_rfloatmagFractional Sigma of Sky Value Distribution, expressed as magnitude. Sky noise = skySig * sky * ln(10)/2.5
skySig_ifloatmagFractional Sigma of Sky Value Distribution, expressed as magnitude. Sky noise = skySig * sky * ln(10)/2.5
skySig_zfloatmagFractional Sigma of Sky Value Distribution, expressed as magnitude. Sky noise = skySig * sky * ln(10)/2.5
skyErr_ufloatnmgy/arcsec^2Error in PSP estimate of sky in u-band
skyErr_gfloatnmgy/arcsec^2Error in PSP estimate of sky in g-band
skyErr_rfloatnmgy/arcsec^2Error in PSP estimate of sky in r-band
skyErr_ifloatnmgy/arcsec^2Error in PSP estimate of sky in i-band
skyErr_zfloatnmgy/arcsec^2Error in PSP estimate of sky in z-band
skySlope_ufloatnmgy/arcsec^2/fieldRate of change in sky value along columns (u-band)
skySlope_gfloatnmgy/arcsec^2/fieldRate of change in sky value along columns (g-band)
skySlope_rfloatnmgy/arcsec^2/fieldRate of change in sky value along columns (r-band)
skySlope_ifloatnmgy/arcsec^2/fieldRate of change in sky value along columns (i-band)
skySlope_zfloatnmgy/arcsec^2/fieldRate of change in sky value along columns (z-band)
lbias_ufloatADUsLeft-hand amplifier bias level (u-band) XXX make sure to apply DSCALE, counts or ADU?
lbias_gfloatADUsLeft-hand amplifier bias level (g-band)
lbias_rfloatADUsLeft-hand amplifier bias level (r-band)
lbias_ifloatADUsLeft-hand amplifier bias level (i-band)
lbias_zfloatADUsLeft-hand amplifier bias level (z-band)
rbias_ufloatADUsRight-hand amplifier bias level (u-band)
rbias_gfloatADUsRight-hand amplifier bias level (g-band)
rbias_rfloatADUsRight-hand amplifier bias level (r-band)
rbias_ifloatADUsRight-hand amplifier bias level (i-band)
rbias_zfloatADUsRight-hand amplifier bias level (z-band)
nProf_uintNumber of bins in PSF profile (in fieldProfile table)
nProf_gintNumber of bins in PSF profile (in fieldProfile table)
nProf_rintNumber of bins in PSF profile (in fieldProfile table)
nProf_iintNumber of bins in PSF profile (in fieldProfile table)
nProf_zintNumber of bins in PSF profile (in fieldProfile table)
psfNStar_uintNumber of stars used in PSF measurement (u-band)
psfNStar_gintNumber of stars used in PSF measurement (g-band)
psfNStar_rintNumber of stars used in PSF measurement (r-band)
psfNStar_iintNumber of stars used in PSF measurement (i-band)
psfNStar_zintNumber of stars used in PSF measurement (z-band)
psfApCorrectionErr_ufloatmagPhotometric uncertainty due to imperfect PSF model (u-band)
psfApCorrectionErr_gfloatmagPhotometric uncertainty due to imperfect PSF model (g-band)
psfApCorrectionErr_rfloatmagPhotometric uncertainty due to imperfect PSF model (r-band)
psfApCorrectionErr_ifloatmagPhotometric uncertainty due to imperfect PSF model (i-band)
psfApCorrectionErr_zfloatmagPhotometric uncertainty due to imperfect PSF model (z-band)
psfSigma1_ufloatarcsecInner gaussian sigma for composite fit
psfSigma1_gfloatarcsecInner gaussian sigma for composite fit
psfSigma1_rfloatarcsecInner gaussian sigma for composite fit
psfSigma1_ifloatarcsecInner gaussian sigma for composite fit
psfSigma1_zfloatarcsecInner gaussian sigma for composite fit
psfSigma2_ufloatarcsecOuter gaussian sigma for composite fit
psfSigma2_gfloatarcsecOuter gaussian sigma for composite fit
psfSigma2_rfloatarcsecOuter gaussian sigma for composite fit
psfSigma2_ifloatarcsecOuter gaussian sigma for composite fit
psfSigma2_zfloatarcsecOuter gaussian sigma for composite fit
psfB_ufloatRatio of inner to outer components at origin (composite fit)
psfB_gfloatRatio of inner to outer components at origin (composite fit)
psfB_rfloatRatio of inner to outer components at origin (composite fit)
psfB_ifloatRatio of inner to outer components at origin (composite fit)
psfB_zfloatRatio of inner to outer components at origin (composite fit)
psfP0_ufloatValue of power law at origin in composite fit XXX
psfP0_gfloatValue of power law at origin in composite fit XXX
psfP0_rfloatValue of power law at origin in composite fit XXX
psfP0_ifloatValue of power law at origin in composite fit XXX
psfP0_zfloatValue of power law at origin in composite fit XXX
psfBeta_ufloatSlope of power law in composite fit
psfBeta_gfloatSlope of power law in composite fit
psfBeta_rfloatSlope of power law in composite fit
psfBeta_ifloatSlope of power law in composite fit
psfBeta_zfloatSlope of power law in composite fit
psfSigmaP_ufloatWidth of power law in composite fit
psfSigmaP_gfloatWidth of power law in composite fit
psfSigmaP_rfloatWidth of power law in composite fit
psfSigmaP_ifloatWidth of power law in composite fit
psfSigmaP_zfloatWidth of power law in composite fit
psfWidth_ufloatarcsecEffective PSF width from 2-Gaussian fit (u-band)
psfWidth_gfloatarcsecEffective PSF width from 2-Gaussian fit (g-band)
psfWidth_rfloatarcsecEffective PSF width from 2-Gaussian fit (r-band)
psfWidth_ifloatarcsecEffective PSF width from 2-Gaussian fit (i-band)
psfWidth_zfloatarcsecEffective PSF width from 2-Gaussian fit (z-band)
psfPsfCounts_ufloatcountsFlux via fit to PSF (u-band) XXX
psfPsfCounts_gfloatcountsFlux via fit to PSF (g-band) XXX
psfPsfCounts_rfloatcountsFlux via fit to PSF (r-band) XXX
psfPsfCounts_ifloatcountsFlux via fit to PSF (i-band) XXX
psfPsfCounts_zfloatcountsFlux via fit to PSF (z-band) XXX
psf2GSigma1_ufloatarcsecSigma of inner gaussian in 2-Gaussian fit (u-band)
psf2GSigma1_gfloatarcsecSigma of inner gaussian in 2-Gaussian fit (g-band)
psf2GSigma1_rfloatarcsecSigma of inner gaussian in 2-Gaussian fit (r-band)
psf2GSigma1_ifloatarcsecSigma of inner gaussian in 2-Gaussian fit (i-band)
psf2GSigma1_zfloatarcsecSigma of inner gaussian in 2-Gaussian fit (z-band)
psf2GSigma2_ufloatarcsecSigma of outer gaussian in 2-Gaussian fit (u-band)
psf2GSigma2_gfloatarcsecSigma of outer gaussian in 2-Gaussian fit (g-band)
psf2GSigma2_rfloatarcsecSigma of outer gaussian in 2-Gaussian fit (r-band)
psf2GSigma2_ifloatarcsecSigma of outer gaussian in 2-Gaussian fit (i-band)
psf2GSigma2_zfloatarcsecSigma of outer gaussian in 2-Gaussian fit (z-band)
psf2GB_ufloatRatio of inner to outer components at origin (2-Gaussian fit)
psf2GB_gfloatRatio of inner to outer components at origin (2-Gaussian fit)
psf2GB_rfloatRatio of inner to outer components at origin (2-Gaussian fit)
psf2GB_ifloatRatio of inner to outer components at origin (2-Gaussian fit)
psf2GB_zfloatRatio of inner to outer components at origin (2-Gaussian fit)
psfCounts_ufloatcountsPSF counts XXX
psfCounts_gfloatcountsPSF counts XXX
psfCounts_rfloatcountsPSF counts XXX
psfCounts_ifloatcountsPSF counts XXX
psfCounts_zfloatcountsPSF counts XXX
gain_ufloatelectrons/DNGain averaged over amplifiers
gain_gfloatelectrons/DNGain averaged over amplifiers
gain_rfloatelectrons/DNGain averaged over amplifiers
gain_ifloatelectrons/DNGain averaged over amplifiers
gain_zfloatelectrons/DNGain averaged over amplifiers
darkVariance_ufloatDark variance
darkVariance_gfloatDark variance
darkVariance_rfloatDark variance
darkVariance_ifloatDark variance
darkVariance_zfloatDark variance
scorefloatQuality of field (0-1)
aterm_ufloatnmgy/countnanomaggies per count due to instrument
aterm_gfloatnmgy/countnanomaggies per count due to instrument
aterm_rfloatnmgy/countnanomaggies per count due to instrument
aterm_ifloatnmgy/countnanomaggies per count due to instrument
aterm_zfloatnmgy/countnanomaggies per count due to instrument
kterm_ufloatatmospheric k-term at reference time in calibration
kterm_gfloatatmospheric k-term at reference time in calibration
kterm_rfloatatmospheric k-term at reference time in calibration
kterm_ifloatatmospheric k-term at reference time in calibration
kterm_zfloatatmospheric k-term at reference time in calibration
kdot_ufloat1/secondlinear time variation of atmospheric k-term
kdot_gfloat1/secondlinear time variation of atmospheric k-term
kdot_rfloat1/secondlinear time variation of atmospheric k-term
kdot_ifloat1/secondlinear time variation of atmospheric k-term
kdot_zfloat1/secondlinear time variation of atmospheric k-term
reftai_udoublesecondreference TAI used for k-term
reftai_gdoublesecondreference TAI used for k-term
reftai_rdoublesecondreference TAI used for k-term
reftai_idoublesecondreference TAI used for k-term
reftai_zdoublesecondreference TAI used for k-term
tai_udoublesecondTAI used for k-term
tai_gdoublesecondTAI used for k-term
tai_rdoublesecondTAI used for k-term
tai_idoublesecondTAI used for k-term
tai_zdoublesecondTAI used for k-term
nStarsOffset_uintnumber of stars used for fieldOffset determination
nStarsOffset_gintnumber of stars used for fieldOffset determination
nStarsOffset_rintnumber of stars used for fieldOffset determination
nStarsOffset_iintnumber of stars used for fieldOffset determination
nStarsOffset_zintnumber of stars used for fieldOffset determination
fieldOffset_ufloatmagoffset of field from initial calibration (final minus initial magnitudes)
fieldOffset_gfloatmagoffset of field from initial calibration (final minus initial magnitudes)
fieldOffset_rfloatmagoffset of field from initial calibration (final minus initial magnitudes)
fieldOffset_ifloatmagoffset of field from initial calibration (final minus initial magnitudes)
fieldOffset_zfloatmagoffset of field from initial calibration (final minus initial magnitudes)
calibStatus_uintcalibration status bitmask
calibStatus_gintcalibration status bitmask
calibStatus_rintcalibration status bitmask
calibStatus_iintcalibration status bitmask
calibStatus_zintcalibration status bitmask
imageStatus_uintimage status bitmask
imageStatus_gintimage status bitmask
imageStatus_rintimage status bitmask
imageStatus_iintimage status bitmask
imageStatus_zintimage status bitmask
nMgyPerCount_ufloatnmgy/countnanomaggies per count in u-band
nMgyPerCount_gfloatnmgy/countnanomaggies per count in g-band
nMgyPerCount_rfloatnmgy/countnanomaggies per count in r-band
nMgyPerCount_ifloatnmgy/countnanomaggies per count in i-band
nMgyPerCount_zfloatnmgy/countnanomaggies per count in z-band
nMgyPerCountIvar_ufloat(nmgy/count)^{-2}Inverse variance of nanomaggies per count in u-band
nMgyPerCountIvar_gfloat(nmgy/count)^{-2}Inverse variance of nanomaggies per count in g-band
nMgyPerCountIvar_rfloat(nmgy/count)^{-2}Inverse variance of nanomaggies per count in r-band
nMgyPerCountIvar_ifloat(nmgy/count)^{-2}Inverse variance of nanomaggies per count in i-band
nMgyPerCountIvar_zfloat(nmgy/count)^{-2}Inverse variance of nanomaggies per count in z-band
ifieldintfield id used by resolve pipeline
muStartdoublearcsecstart of field in stripe coords (parallel to scan direction, 64 pixels clipped)
muEnddoublearcsecend of field in stripe coords (parallel to scan direction, 64 pixels clipped)
nuStartdoublearcsecstart of field in stripe coords (perpendicular to scan direction, 64 pixels clipped)
nuEnddoublearcsecend of field in stripe coords (perpendicular to scan direction, 64 pixels clipped)
ifindxintfirst entry for this field in the "findx" table matching fields and balkans
nBalkansintnumber of balkans contained in this field (and corresponding number of entries in the "findx" table)
loadVersionintLoad Version

Table FieldProfile

The mean PSF profile for the field as determined from bright stars

ColumnTypeUnitsUCDErrorDescriptionLinks
binintbin number (0..14)
bandintu,g,r,i,z (0..4)
profMeanfloatnmgy/arcsec^2Mean pixel flux in annulus
profMedfloatnmgy/arcsec^2Median profile
profSigfloatnmgy/arcsec^2Sigma of profile
fieldIDlonglinks to the field object

Table FileGroupMap

For 'big' databases, maps big tables to their own file group

ColumnTypeUnitsUCDErrorDescriptionLinks
tableNamestringname of table or index
tableFileGroupstringname of filegroup
indexFileGroupstringname of the index filegroup
commentstringexplanation

Table Frame

Contains JPEG images of fields at various zoom factors, and their astrometry

ColumnTypeUnitsUCDErrorDescriptionLinks
fieldIDlongLink to the field table
zoomintZoom level 2^(zoom/10)
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
stripeintStripe number
stripstringStrip number (N or S)
adoubledegAstrometric coefficient
bdoubledeg/pixAstrometric coefficient
cdoubledeg/pixAstrometric coefficient
ddoubledegAstrometric coefficient
edoubledeg/pixAstrometric coefficient
fdoubledeg/pixAstrometric coefficient
nodedoubledegAstrometric coefficient
incldoubledegAstrometric coefficient
raMindoubledegMin of ra
raMaxdoubledegMax of ra
decMindoubledegMin of dec
decMaxdoubledegMax of dec
mudoubledegSurvey mu of frame center
nudoubledegSurvey nu of frame center
radoubledegRa of frame center
decdoubledegDec of frame center
cxdoubleCartesian x of frame center
cydoubleCartesian y of frame center
czdoubleCartesian z of frame center
htmIDlongThe htmID for point at frame center
imgintThe image in JPEG format

Table HalfSpace

The contraints for boundaries of the the different region

ColumnTypeUnitsUCDErrorDescriptionLinks
regionidlongpointer to RegionDefs
convexidlongunique id for the convex
xdoublex component of normal
ydoubley component of normal
zdoublez component of normal
cdoubleoffset from center along normal

Table History

Contains the detailed history of schema change

ColumnTypeUnitsUCDErrorDescriptionLinks
idintThe unique key for entry
filenamestringThe name of the sql file
datestringDate of change
namestringName of person making the change
descriptionstringDetailed description of changes

Table IndexMap

Table containing the definition of all indice

ColumnTypeUnitsUCDErrorDescriptionLinks
indexmapidintunique primary key for the indexmap
codestringone char designator of index category for lookup ('K'|'F'|'I')
typestringindex type, one of ('primary key'|'foreign key'|'index'|'unique index')
tableNamestringthe name of the table the index is built on
fieldListstringthe list of columns to be included in the index
foreignKeystringthe definition of the foreign Key if any
indexgroupstringthe group id, one of ('PHOTO'|'TAG'|'SPECTRO'|'QSO'|'META'|'TILES'|'FINISH')

Table Inventory

Contains the detailed inventory of database object

ColumnTypeUnitsUCDErrorDescriptionLinks
filenamestringThe name of the sql file
namestringName of DBObject
typestringDetailed description of changes

Table LoadHistory

Tracks the loading history of the databas

ColumnTypeUnitsUCDErrorDescriptionLinks
loadversionint
tstartdateTime
tenddateTime
dbnamestring

Table Mask

Contains a record describing the each mask objec

ColumnTypeUnitsUCDErrorDescriptionLinks
maskIDlongUnique Id number, composed of skyversion, rerun, run, camcol, field, filter, mask
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
maskintThe object id within a field. Usually changes between reruns of the same field.
filterintThe enumerated filter [0..4]
radoubledegJ2000 right ascension (r')
decdoubledegJ2000 declination (r')
radiusdoubledegthe radius of the bounding circle
areastringArea descriptor for the mask object
typeintenumerated type of mask
seeingfloatarcsecsseeing width
cxdoubleunit vector for ra+dec
cydoubleunit vector for ra+dec
czdoubleunit vector for ra+dec
htmIDlong20-deep hierarchical trangular mesh ID of this object

Table MaskedObject

Contains the objects inside a specific mas

ColumnTypeUnitsUCDErrorDescriptionLinks
objidlongpointer to a PhotoObj
maskIDlongUnique maskid
maskTypeintenumerated type of mask

Table PartitionMap

Shows the names of partitions/filegroups and their relative size

ColumnTypeUnitsUCDErrorDescriptionLinks
fileGroupNamestringname of table or index
sizefloatsize in GB/million objects
commentstringexplanation

Table PhotoObjAll

The full photometric catalog quantities for SDSS imaging

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongUnique SDSS identifier composed from [skyVersion,rerun,run,camcol,field,obj].
skyVersionintLayer of catalog (currently only one layer, 0; 0-15 available)
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
objintThe object id within a field. Usually changes between reruns of the same field
modeint1: primary, 2: secondary, 3: other
nChildintNumber of children if this is a composite object that has been deblended. BRIGHT (in a flags sense) objects also have nchild == 1, the non-BRIGHT sibling.
typeintType classification of the object (star, galaxy, cosmic ray, etc.)
cleanintClean photometry flag (1=clean, 0=unclean).
probPSFfloatProbability that the object is a star. Currently 0 if type == 3 (galaxy), 1 if type == 6 (star).
insideMaskintFlag to indicate whether object is inside a mask and why
flagslongPhoto Object Attribute Flags
rowcfloatpixRow center position (r-band coordinates)
rowcErrfloatpixRow center position error (r-band coordinates)
colcfloatpixColumn center position (r-band coordinates)
colcErrfloatpixColumn center position error (r-band coordinates)
rowvfloatdeg/dayRow-component of object's velocity
rowvErrfloatdeg/dayRow-component of object's velocity error
colvfloatdeg/dayColumn-component of object's velocity
colvErrfloatdeg/dayColumn-component of object's velocity error
rowc_ufloatpixRow center, u-band
rowc_gfloatpixRow center, g-band
rowc_rfloatpixRow center, r-band
rowc_ifloatpixRow center, i-band
rowc_zfloatpixRow center, z-band
rowcErr_ufloatpixERROR Row center error, u-band
rowcErr_gfloatpixERROR Row center error, g-band
rowcErr_rfloatpixERROR Row center error, r-band
rowcErr_ifloatpixERROR Row center error, i-band
rowcErr_zfloatpixERROR Row center error, z-band
colc_ufloatpixColumn center, u-band
colc_gfloatpixColumn center, g-band
colc_rfloatpixColumn center, r-band
colc_ifloatpixColumn center, i-band
colc_zfloatpixColumn center, z-band
colcErr_ufloatpixColumn center error, u-band
colcErr_gfloatpixColumn center error, g-band
colcErr_rfloatpixColumn center error, r-band
colcErr_ifloatpixColumn center error, i-band
colcErr_zfloatpixColumn center error, z-band
sky_ufloatnanomaggies/arcsec^2Sky flux at the center of object (allowing for siblings if blended).
sky_gfloatnanomaggies/arcsec^2Sky flux at the center of object (allowing for siblings if blended).
sky_rfloatnanomaggies/arcsec^2Sky flux at the center of object (allowing for siblings if blended).
sky_ifloatnanomaggies/arcsec^2Sky flux at the center of object (allowing for siblings if blended).
sky_zfloatnanomaggies/arcsec^2Sky flux at the center of object (allowing for siblings if blended).
skyIvar_ufloatnanomaggies/arcsec^2Sky flux inverse variance
skyIvar_gfloatnanomaggies/arcsec^2Sky flux inverse variance
skyIvar_rfloatnanomaggies/arcsec^2Sky flux inverse variance
skyIvar_ifloatnanomaggies/arcsec^2Sky flux inverse variance
skyIvar_zfloatnanomaggies/arcsec^2Sky flux inverse variance
psfMag_ufloatmagPSF magnitude
psfMag_gfloatmagPSF magnitude
psfMag_rfloatmagPSF magnitude
psfMag_ifloatmagPSF magnitude
psfMag_zfloatmagPSF magnitude
psfMagErr_ufloatmagPSF magnitude error
psfMagErr_gfloatmagPSF magnitude error
psfMagErr_rfloatmagPSF magnitude error
psfMagErr_ifloatmagPSF magnitude error
psfMagErr_zfloatmagPSF magnitude error
fiberMag_ufloatmagMagnitude in 3 arcsec diameter fiber radius
fiberMag_gfloatmagMagnitude in 3 arcsec diameter fiber radius
fiberMag_rfloatmagMagnitude in 3 arcsec diameter fiber radius
fiberMag_ifloatmagMagnitude in 3 arcsec diameter fiber radius
fiberMag_zfloatmagMagnitude in 3 arcsec diameter fiber radius
fiberMagErr_ufloatmagError in magnitude in 3 arcsec diameter fiber radius
fiberMagErr_gfloatmagError in magnitude in 3 arcsec diameter fiber radius
fiberMagErr_rfloatmagError in magnitude in 3 arcsec diameter fiber radius
fiberMagErr_ifloatmagError in magnitude in 3 arcsec diameter fiber radius
fiberMagErr_zfloatmagError in magnitude in 3 arcsec diameter fiber radius
fiber2Mag_ufloatmagMagnitude in 2 arcsec diameter fiber radius
fiber2Mag_gfloatmagMagnitude in 2 arcsec diameter fiber radius
fiber2Mag_rfloatmagMagnitude in 2 arcsec diameter fiber radius
fiber2Mag_ifloatmagMagnitude in 2 arcsec diameter fiber radius
fiber2Mag_zfloatmagMagnitude in 2 arcsec diameter fiber radius
fiber2MagErr_ufloatmagError in magnitude in 2 arcsec diameter fiber radius
fiber2MagErr_gfloatmagError in magnitude in 2 arcsec diameter fiber radius
fiber2MagErr_rfloatmagError in magnitude in 2 arcsec diameter fiber radius
fiber2MagErr_ifloatmagError in magnitude in 2 arcsec diameter fiber radius
fiber2MagErr_zfloatmagError in magnitude in 2 arcsec diameter fiber radius
petroMag_ufloatmagPetrosian magnitude
petroMag_gfloatmagPetrosian magnitude
petroMag_rfloatmagPetrosian magnitude
petroMag_ifloatmagPetrosian magnitude
petroMag_zfloatmagPetrosian magnitude
petroMagErr_ufloatmagPetrosian magnitude error
petroMagErr_gfloatmagPetrosian magnitude error
petroMagErr_rfloatmagPetrosian magnitude error
petroMagErr_ifloatmagPetrosian magnitude error
petroMagErr_zfloatmagPetrosian magnitude error
psfFlux_ufloatnanomaggiesPSF flux
psfFlux_gfloatnanomaggiesPSF flux
psfFlux_rfloatnanomaggiesPSF flux
psfFlux_ifloatnanomaggiesPSF flux
psfFlux_zfloatnanomaggiesPSF flux
psfFluxIvar_ufloatnanomaggies^{-2}PSF flux inverse variance
psfFluxIvar_gfloatnanomaggies^{-2}PSF flux inverse variance
psfFluxIvar_rfloatnanomaggies^{-2}PSF flux inverse variance
psfFluxIvar_ifloatnanomaggies^{-2}PSF flux inverse variance
psfFluxIvar_zfloatnanomaggies^{-2}PSF flux inverse variance
fiberFlux_ufloatnanomaggiesFlux in 3 arcsec diameter fiber radius
fiberFlux_gfloatnanomaggiesFlux in 3 arcsec diameter fiber radius
fiberFlux_rfloatnanomaggiesFlux in 3 arcsec diameter fiber radius
fiberFlux_ifloatnanomaggiesFlux in 3 arcsec diameter fiber radius
fiberFlux_zfloatnanomaggiesFlux in 3 arcsec diameter fiber radius
fiberFluxIvar_ufloatnanomaggies^{-2}Inverse variance in flux in 3 arcsec diameter fiber radius
fiberFluxIvar_gfloatnanomaggies^{-2}Inverse variance in flux in 3 arcsec diameter fiber radius
fiberFluxIvar_rfloatnanomaggies^{-2}Inverse variance in flux in 3 arcsec diameter fiber radius
fiberFluxIvar_ifloatnanomaggies^{-2}Inverse variance in flux in 3 arcsec diameter fiber radius
fiberFluxIvar_zfloatnanomaggies^{-2}Inverse variance in flux in 3 arcsec diameter fiber radius
fiber2Flux_ufloatnanomaggiesFlux in 2 arcsec diameter fiber radius
fiber2Flux_gfloatnanomaggiesFlux in 2 arcsec diameter fiber radius
fiber2Flux_rfloatnanomaggiesFlux in 2 arcsec diameter fiber radius
fiber2Flux_ifloatnanomaggiesFlux in 2 arcsec diameter fiber radius
fiber2Flux_zfloatnanomaggiesFlux in 2 arcsec diameter fiber radius
fiber2FluxIvar_ufloatnanomaggies^{-2}Inverse variance in flux in 2 arcsec diameter fiber radius
fiber2FluxIvar_gfloatnanomaggies^{-2}Inverse variance in flux in 2 arcsec diameter fiber radius
fiber2FluxIvar_rfloatnanomaggies^{-2}Inverse variance in flux in 2 arcsec diameter fiber radius
fiber2FluxIvar_ifloatnanomaggies^{-2}Inverse variance in flux in 2 arcsec diameter fiber radius
fiber2FluxIvar_zfloatnanomaggies^{-2}Inverse variance in flux in 2 arcsec diameter fiber radius
petroFlux_ufloatnanomaggiesPetrosian flux
petroFlux_gfloatnanomaggiesPetrosian flux
petroFlux_rfloatnanomaggiesPetrosian flux
petroFlux_ifloatnanomaggiesPetrosian flux
petroFlux_zfloatnanomaggiesPetrosian flux
petroFluxIvar_ufloatnanomaggies^{-2}Petrosian flux inverse variance
petroFluxIvar_gfloatnanomaggies^{-2}Petrosian flux inverse variance
petroFluxIvar_rfloatnanomaggies^{-2}Petrosian flux inverse variance
petroFluxIvar_ifloatnanomaggies^{-2}Petrosian flux inverse variance
petroFluxIvar_zfloatnanomaggies^{-2}Petrosian flux inverse variance
petroRad_ufloatarcsecPetrosian radius
petroRad_gfloatarcsecPetrosian radius
petroRad_rfloatarcsecPetrosian radius
petroRad_ifloatarcsecPetrosian radius
petroRad_zfloatarcsecPetrosian radius
petroRadErr_ufloatarcsecPetrosian radius error
petroRadErr_gfloatarcsecPetrosian radius error
petroRadErr_rfloatarcsecPetrosian radius error
petroRadErr_ifloatarcsecPetrosian radius error
petroRadErr_zfloatarcsecPetrosian radius error
petroR50_ufloatarcsecRadius containing 50% of Petrosian flux
petroR50_gfloatarcsecRadius containing 50% of Petrosian flux
petroR50_rfloatarcsecRadius containing 50% of Petrosian flux
petroR50_ifloatarcsecRadius containing 50% of Petrosian flux
petroR50_zfloatarcsecRadius containing 50% of Petrosian flux
petroR50Err_ufloatarcsecError in radius with 50% of Petrosian flux error
petroR50Err_gfloatarcsecError in radius with 50% of Petrosian flux error
petroR50Err_rfloatarcsecError in radius with 50% of Petrosian flux error
petroR50Err_ifloatarcsecError in radius with 50% of Petrosian flux error
petroR50Err_zfloatarcsecError in radius with 50% of Petrosian flux error
petroR90_ufloatarcsecRadius containing 90% of Petrosian flux
petroR90_gfloatarcsecRadius containing 90% of Petrosian flux
petroR90_rfloatarcsecRadius containing 90% of Petrosian flux
petroR90_ifloatarcsecRadius containing 90% of Petrosian flux
petroR90_zfloatarcsecRadius containing 90% of Petrosian flux
petroR90Err_ufloatarcsecError in radius with 90% of Petrosian flux error
petroR90Err_gfloatarcsecError in radius with 90% of Petrosian flux error
petroR90Err_rfloatarcsecError in radius with 90% of Petrosian flux error
petroR90Err_ifloatarcsecError in radius with 90% of Petrosian flux error
petroR90Err_zfloatarcsecError in radius with 90% of Petrosian flux error
q_ufloatStokes Q parameter
q_gfloatStokes Q parameter
q_rfloatStokes Q parameter
q_ifloatStokes Q parameter
q_zfloatStokes Q parameter
qErr_ufloatStokes Q parameter error
qErr_gfloatStokes Q parameter error
qErr_rfloatStokes Q parameter error
qErr_ifloatStokes Q parameter error
qErr_zfloatStokes Q parameter error
u_ufloatStokes U parameter
u_gfloatStokes U parameter
u_rfloatStokes U parameter
u_ifloatStokes U parameter
u_zfloatStokes U parameter
uErr_ufloatStokes U parameter error
uErr_gfloatStokes U parameter error
uErr_rfloatStokes U parameter error
uErr_ifloatStokes U parameter error
uErr_zfloatStokes U parameter error
mE1_ufloatAdaptive E1 shape measure (pixel coordinates)
mE1_gfloatAdaptive E1 shape measure (pixel coordinates)
mE1_rfloatAdaptive E1 shape measure (pixel coordinates)
mE1_ifloatAdaptive E1 shape measure (pixel coordinates)
mE1_zfloatAdaptive E1 shape measure (pixel coordinates)
mE2_ufloatAdaptive E2 shape measure (pixel coordinates)
mE2_gfloatAdaptive E2 shape measure (pixel coordinates)
mE2_rfloatAdaptive E2 shape measure (pixel coordinates)
mE2_ifloatAdaptive E2 shape measure (pixel coordinates)
mE2_zfloatAdaptive E2 shape measure (pixel coordinates)
mE1E1Err_ufloatCovariance in E1/E1 shape measure (pixel coordinates)
mE1E1Err_gfloatCovariance in E1/E1 shape measure (pixel coordinates)
mE1E1Err_rfloatCovariance in E1/E1 shape measure (pixel coordinates)
mE1E1Err_ifloatCovariance in E1/E1 shape measure (pixel coordinates)
mE1E1Err_zfloatCovariance in E1/E1 shape measure (pixel coordinates)
mE1E2Err_ufloatCovariance in E1/E2 shape measure (pixel coordinates)
mE1E2Err_gfloatCovariance in E1/E2 shape measure (pixel coordinates)
mE1E2Err_rfloatCovariance in E1/E2 shape measure (pixel coordinates)
mE1E2Err_ifloatCovariance in E1/E2 shape measure (pixel coordinates)
mE1E2Err_zfloatCovariance in E1/E2 shape measure (pixel coordinates)
mE2E2Err_ufloatCovariance in E2/E2 shape measure (pixel coordinates)
mE2E2Err_gfloatCovariance in E2/E2 shape measure (pixel coordinates)
mE2E2Err_rfloatCovariance in E2/E2 shape measure (pixel coordinates)
mE2E2Err_ifloatCovariance in E2/E2 shape measure (pixel coordinates)
mE2E2Err_zfloatCovariance in E2/E2 shape measure (pixel coordinates)
mRrCc_ufloatAdaptive ( + ) (pixel coordinates)
mRrCc_gfloatAdaptive ( + ) (pixel coordinates)
mRrCc_rfloatAdaptive ( + ) (pixel coordinates)
mRrCc_ifloatAdaptive ( + ) (pixel coordinates)
mRrCc_zfloatAdaptive ( + ) (pixel coordinates)
mRrCcErr_ufloatError in adaptive ( + ) (pixel coordinates)
mRrCcErr_gfloatError in adaptive ( + ) (pixel coordinates)
mRrCcErr_rfloatError in adaptive ( + ) (pixel coordinates)
mRrCcErr_ifloatError in adaptive ( + ) (pixel coordinates)
mRrCcErr_zfloatError in adaptive ( + ) (pixel coordinates)
mCr4_ufloatAdaptive fourth moment of object (pixel coordinates)
mCr4_gfloatAdaptive fourth moment of object (pixel coordinates)
mCr4_rfloatAdaptive fourth moment of object (pixel coordinates)
mCr4_ifloatAdaptive fourth moment of object (pixel coordinates)
mCr4_zfloatAdaptive fourth moment of object (pixel coordinates)
mE1PSF_ufloatAdaptive E1 for PSF (pixel coordinates)
mE1PSF_gfloatAdaptive E1 for PSF (pixel coordinates)
mE1PSF_rfloatAdaptive E1 for PSF (pixel coordinates)
mE1PSF_ifloatAdaptive E1 for PSF (pixel coordinates)
mE1PSF_zfloatAdaptive E1 for PSF (pixel coordinates)
mE2PSF_ufloatAdaptive E2 for PSF (pixel coordinates)
mE2PSF_gfloatAdaptive E2 for PSF (pixel coordinates)
mE2PSF_rfloatAdaptive E2 for PSF (pixel coordinates)
mE2PSF_ifloatAdaptive E2 for PSF (pixel coordinates)
mE2PSF_zfloatAdaptive E2 for PSF (pixel coordinates)
mRrCcPSF_ufloatAdaptive ( + ) for PSF (pixel coordinates)
mRrCcPSF_gfloatAdaptive ( + ) for PSF (pixel coordinates)
mRrCcPSF_rfloatAdaptive ( + ) for PSF (pixel coordinates)
mRrCcPSF_ifloatAdaptive ( + ) for PSF (pixel coordinates)
mRrCcPSF_zfloatAdaptive ( + ) for PSF (pixel coordinates)
mCr4PSF_ufloatAdaptive fourth moment for PSF (pixel coordinates)
mCr4PSF_gfloatAdaptive fourth moment for PSF (pixel coordinates)
mCr4PSF_rfloatAdaptive fourth moment for PSF (pixel coordinates)
mCr4PSF_ifloatAdaptive fourth moment for PSF (pixel coordinates)
mCr4PSF_zfloatAdaptive fourth moment for PSF (pixel coordinates)
deVRad_ufloatarcsecde Vaucouleurs fit scale radius
deVRad_gfloatarcsecde Vaucouleurs fit scale radius
deVRad_rfloatarcsecde Vaucouleurs fit scale radius
deVRad_ifloatarcsecde Vaucouleurs fit scale radius
deVRad_zfloatarcsecde Vaucouleurs fit scale radius
deVRadErr_ufloatarcsecError in de Vaucouleurs fit scale radius error
deVRadErr_gfloatarcsecError in de Vaucouleurs fit scale radius error
deVRadErr_rfloatarcsecError in de Vaucouleurs fit scale radius error
deVRadErr_ifloatarcsecError in de Vaucouleurs fit scale radius error
deVRadErr_zfloatarcsecError in de Vaucouleurs fit scale radius error
deVAB_ufloatde Vaucouleurs fit b/a
deVAB_gfloatde Vaucouleurs fit b/a
deVAB_rfloatde Vaucouleurs fit b/a
deVAB_ifloatde Vaucouleurs fit b/a
deVAB_zfloatde Vaucouleurs fit b/a
deVABErr_ufloatde Vaucouleurs fit b/a error
deVABErr_gfloatde Vaucouleurs fit b/a error
deVABErr_rfloatde Vaucouleurs fit b/a error
deVABErr_ifloatde Vaucouleurs fit b/a error
deVABErr_zfloatde Vaucouleurs fit b/a error
deVPhi_ufloatde Vaucouleurs fit position angle (+N thru E)deg
deVPhi_gfloatde Vaucouleurs fit position angle (+N thru E)deg
deVPhi_rfloatde Vaucouleurs fit position angle (+N thru E)deg
deVPhi_ifloatde Vaucouleurs fit position angle (+N thru E)deg
deVPhi_zfloatde Vaucouleurs fit position angle (+N thru E)deg
deVMag_ufloatde Vaucouleurs magnitude fitmag
deVMag_gfloatde Vaucouleurs magnitude fitmag
deVMag_rfloatde Vaucouleurs magnitude fitmag
deVMag_ifloatde Vaucouleurs magnitude fitmag
deVMag_zfloatde Vaucouleurs magnitude fitmag
deVMagErr_ufloatde Vaucouleurs magnitude fit errormag
deVMagErr_gfloatde Vaucouleurs magnitude fit errormag
deVMagErr_rfloatde Vaucouleurs magnitude fit errormag
deVMagErr_ifloatde Vaucouleurs magnitude fit errormag
deVMagErr_zfloatde Vaucouleurs magnitude fit errormag
deVFlux_ufloatde Vaucouleurs magnitude fitnanomaggies
deVFlux_gfloatde Vaucouleurs magnitude fitnanomaggies
deVFlux_rfloatde Vaucouleurs magnitude fitnanomaggies
deVFlux_ifloatde Vaucouleurs magnitude fitnanomaggies
deVFlux_zfloatde Vaucouleurs magnitude fitnanomaggies
deVFluxIvar_ufloatde Vaucouleurs magnitude fit inverse variancenanomaggies^{-2}
deVFluxIvar_gfloatde Vaucouleurs magnitude fit inverse variancenanomaggies^{-2}
deVFluxIvar_rfloatde Vaucouleurs magnitude fit inverse variancenanomaggies^{-2}
deVFluxIvar_ifloatde Vaucouleurs magnitude fit inverse variancenanomaggies^{-2}
deVFluxIvar_zfloatde Vaucouleurs magnitude fit inverse variancenanomaggies^{-2}
expRad_ufloatarcsecExponential fit scale radius
expRad_gfloatarcsecExponential fit scale radius
expRad_rfloatarcsecExponential fit scale radius
expRad_ifloatarcsecExponential fit scale radius
expRad_zfloatarcsecExponential fit scale radius
expRadErr_ufloatarcsecExponential fit scale radius error
expRadErr_gfloatarcsecExponential fit scale radius error
expRadErr_rfloatarcsecExponential fit scale radius error
expRadErr_ifloatarcsecExponential fit scale radius error
expRadErr_zfloatarcsecExponential fit scale radius error
expAB_ufloatExponential fit b/a
expAB_gfloatExponential fit b/a
expAB_rfloatExponential fit b/a
expAB_ifloatExponential fit b/a
expAB_zfloatExponential fit b/a
expABErr_ufloatExponential fit b/a
expABErr_gfloatExponential fit b/a
expABErr_rfloatExponential fit b/a
expABErr_ifloatExponential fit b/a
expABErr_zfloatExponential fit b/a
expPhi_ufloatdegExponential fit position angle (+N thru E)
expPhi_gfloatdegExponential fit position angle (+N thru E)
expPhi_rfloatdegExponential fit position angle (+N thru E)
expPhi_ifloatdegExponential fit position angle (+N thru E)
expPhi_zfloatdegExponential fit position angle (+N thru E)
expMag_ufloatmagExponential fit magnitude
expMag_gfloatmagExponential fit magnitude
expMag_rfloatmagExponential fit magnitude
expMag_ifloatmagExponential fit magnitude
expMag_zfloatmagExponential fit magnitude
expMagErr_ufloatmagExponential fit magnitude error
expMagErr_gfloatmagExponential fit magnitude error
expMagErr_rfloatmagExponential fit magnitude error
expMagErr_ifloatmagExponential fit magnitude error
expMagErr_zfloatmagExponential fit magnitude error
modelMag_ufloatmagbetter of DeV/Exp magnitude fit
modelMag_gfloatmagbetter of DeV/Exp magnitude fit
modelMag_rfloatmagbetter of DeV/Exp magnitude fit
modelMag_ifloatmagbetter of DeV/Exp magnitude fit
modelMag_zfloatmagbetter of DeV/Exp magnitude fit
modelMagErr_ufloatmagError in better of DeV/Exp magnitude fit
modelMagErr_gfloatmagError in better of DeV/Exp magnitude fit
modelMagErr_rfloatmagError in better of DeV/Exp magnitude fit
modelMagErr_ifloatmagError in better of DeV/Exp magnitude fit
modelMagErr_zfloatmagError in better of DeV/Exp magnitude fit
cModelMag_ufloatmagDeV+Exp magnitude
cModelMag_gfloatmagDeV+Exp magnitude
cModelMag_rfloatmagDeV+Exp magnitude
cModelMag_ifloatmagDeV+Exp magnitude
cModelMag_zfloatmagDeV+Exp magnitude
cModelMagErr_ufloatmagDeV+Exp magnitude error
cModelMagErr_gfloatmagDeV+Exp magnitude error
cModelMagErr_rfloatmagDeV+Exp magnitude error
cModelMagErr_ifloatmagDeV+Exp magnitude error
cModelMagErr_zfloatmagDeV+Exp magnitude error
expFlux_ufloatnanomaggiesExponential fit flux
expFlux_gfloatnanomaggiesExponential fit flux
expFlux_rfloatnanomaggiesExponential fit flux
expFlux_ifloatnanomaggiesExponential fit flux
expFlux_zfloatnanomaggiesExponential fit flux
expFluxIvar_ufloatnanomaggies^{-2}Exponential fit flux inverse variance
expFluxIvar_gfloatnanomaggies^{-2}Exponential fit flux inverse variance
expFluxIvar_rfloatnanomaggies^{-2}Exponential fit flux inverse variance
expFluxIvar_ifloatnanomaggies^{-2}Exponential fit flux inverse variance
expFluxIvar_zfloatnanomaggies^{-2}Exponential fit flux inverse variance
modelFlux_ufloatnanomaggiesbetter of DeV/Exp flux fit
modelFlux_gfloatnanomaggiesbetter of DeV/Exp flux fit
modelFlux_rfloatnanomaggiesbetter of DeV/Exp flux fit
modelFlux_ifloatnanomaggiesbetter of DeV/Exp flux fit
modelFlux_zfloatnanomaggiesbetter of DeV/Exp flux fit
modelFluxIvar_ufloatnanomaggies^{-2}Inverse variance in better of DeV/Exp flux fit
modelFluxIvar_gfloatnanomaggies^{-2}Inverse variance in better of DeV/Exp flux fit
modelFluxIvar_rfloatnanomaggies^{-2}Inverse variance in better of DeV/Exp flux fit
modelFluxIvar_ifloatnanomaggies^{-2}Inverse variance in better of DeV/Exp flux fit
modelFluxIvar_zfloatnanomaggies^{-2}Inverse variance in better of DeV/Exp flux fit
cModelFlux_ufloatnanomaggiesbetter of DeV+Exp flux
cModelFlux_gfloatnanomaggiesbetter of DeV+Exp flux
cModelFlux_rfloatnanomaggiesbetter of DeV+Exp flux
cModelFlux_ifloatnanomaggiesbetter of DeV+Exp flux
cModelFlux_zfloatnanomaggiesbetter of DeV+Exp flux
cModelFluxIvar_ufloatnanomaggies^{-2}Inverse variance in DeV+Exp flux fit
cModelFluxIvar_gfloatnanomaggies^{-2}Inverse variance in DeV+Exp flux fit
cModelFluxIvar_rfloatnanomaggies^{-2}Inverse variance in DeV+Exp flux fit
cModelFluxIvar_ifloatnanomaggies^{-2}Inverse variance in DeV+Exp flux fit
cModelFluxIvar_zfloatnanomaggies^{-2}Inverse variance in DeV+Exp flux fit
aperFlux7_ufloatnanomaggiesAperture flux within 7.3 arcsec
aperFlux7_gfloatnanomaggiesAperture flux within 7.3 arcsec
aperFlux7_rfloatnanomaggiesAperture flux within 7.3 arcsec
aperFlux7_ifloatnanomaggiesAperture flux within 7.3 arcsec
aperFlux7_zfloatnanomaggiesAperture flux within 7.3 arcsec
aperFlux7Ivar_ufloatnanomaggies^{-2}Inverse variance of aperture flux within 7.3 arcsec
aperFlux7Ivar_gfloatnanomaggies^{-2}Inverse variance of aperture flux within 7.3 arcsec
aperFlux7Ivar_rfloatnanomaggies^{-2}Inverse variance of aperture flux within 7.3 arcsec
aperFlux7Ivar_ifloatnanomaggies^{-2}Inverse variance of aperture flux within 7.3 arcsec
aperFlux7Ivar_zfloatnanomaggies^{-2}Inverse variance of aperture flux within 7.3 arcsec
lnLStar_ufloatStar ln(likelihood)
lnLStar_gfloatStar ln(likelihood)
lnLStar_rfloatStar ln(likelihood)
lnLStar_ifloatStar ln(likelihood)
lnLStar_zfloatStar ln(likelihood)
lnLExp_ufloatExponential disk fit ln(likelihood)
lnLExp_gfloatExponential disk fit ln(likelihood)
lnLExp_rfloatExponential disk fit ln(likelihood)
lnLExp_ifloatExponential disk fit ln(likelihood)
lnLExp_zfloatExponential disk fit ln(likelihood)
lnLDeV_ufloatde Vaucouleurs fit ln(likelihood)
lnLDeV_gfloatde Vaucouleurs fit ln(likelihood)
lnLDeV_rfloatde Vaucouleurs fit ln(likelihood)
lnLDeV_ifloatde Vaucouleurs fit ln(likelihood)
lnLDeV_zfloatde Vaucouleurs fit ln(likelihood)
fracDeV_ufloatWeight of deV component in deV+Exp model
fracDeV_gfloatWeight of deV component in deV+Exp model
fracDeV_rfloatWeight of deV component in deV+Exp model
fracDeV_ifloatWeight of deV component in deV+Exp model
fracDeV_zfloatWeight of deV component in deV+Exp model
flags_ulongObject detection flags per band
flags_glongObject detection flags per band
flags_rlongObject detection flags per band
flags_ilongObject detection flags per band
flags_zlongObject detection flags per band
type_uintObject type classification per band
type_gintObject type classification per band
type_rintObject type classification per band
type_iintObject type classification per band
type_zintObject type classification per band
probPSF_ufloatProbablity object is a star in each filter.
probPSF_gfloatProbablity object is a star in each filter.
probPSF_rfloatProbablity object is a star in each filter.
probPSF_ifloatProbablity object is a star in each filter.
probPSF_zfloatProbablity object is a star in each filter.
radoubledegJ2000 Right Ascension (r-band)
decdoubledegJ2000 Declination (r-band)
cxdoubleunit vector for ra+dec
cydoubleunit vector for ra+dec
czdoubleunit vector for ra+dec
raErrdoublearcsecError in RA (* cos(Dec), that is, proper units)
decErrdoublearcsecError in Dec
bdoubledegGalactic latitude
ldoubledegGalactic longitude
offsetRa_ufloatarcsecfilter position RA minus final RA (* cos(Dec), that is, proper units)
offsetRa_gfloatarcsecfilter position RA minus final RA (* cos(Dec), that is, proper units)
offsetRa_rfloatarcsecfilter position RA minus final RA (* cos(Dec), that is, proper units)
offsetRa_ifloatarcsecfilter position RA minus final RA (* cos(Dec), that is, proper units)
offsetRa_zfloatarcsecfilter position RA minus final RA (* cos(Dec), that is, proper units)
offsetDec_ufloatarcsecfilter position Dec minus final Dec
offsetDec_gfloatarcsecfilter position Dec minus final Dec
offsetDec_rfloatarcsecfilter position Dec minus final Dec
offsetDec_ifloatarcsecfilter position Dec minus final Dec
offsetDec_zfloatarcsecfilter position Dec minus final Dec
extinction_ufloatmagExtinction in u-band
extinction_gfloatmagExtinction in g-band
extinction_rfloatmagExtinction in r-band
extinction_ifloatmagExtinction in i-band
extinction_zfloatmagExtinction in z-band
psffwhm_ufloatarcsecFWHM in u-band
psffwhm_gfloatarcsecFWHM in g-band
psffwhm_rfloatarcsecFWHM in r-band
psffwhm_ifloatarcsecFWHM in i-band
psffwhm_zfloatarcsecFWHM in z-band
mjdintdaysDate of observation
airmass_ufloatAirmass at time of observation in u-band
airmass_gfloatAirmass at time of observation in g-band
airmass_rfloatAirmass at time of observation in r-band
airmass_ifloatAirmass at time of observation in i-band
airmass_zfloatAirmass at time of observation in z-band
phioffset_ufloatdegDegrees to add to CCD-aligned angle to convert to E of N
phioffset_gfloatdegDegrees to add to CCD-aligned angle to convert to E of N
phioffset_rfloatdegDegrees to add to CCD-aligned angle to convert to E of N
phioffset_ifloatdegDegrees to add to CCD-aligned angle to convert to E of N
phioffset_zfloatdegDegrees to add to CCD-aligned angle to convert to E of N
nProf_uintNumber of Profile Bins
nProf_gintNumber of Profile Bins
nProf_rintNumber of Profile Bins
nProf_iintNumber of Profile Bins
nProf_zintNumber of Profile Bins
loadVersionintLoad Version
htmIDlong20-deep hierarchical trangular mesh ID of this object
fieldIDlongLink to the field this object is in
parentIDlongPointer to parent (if object deblended) or BRIGHT detection (if object has one), else 0
specObjIDlongPointer to the spectrum of object, if exists, else 0
ufloatmagShorthand alias for modelMag
gfloatmagShorthand alias for modelMag
rfloatmagShorthand alias for modelMag
ifloatmagShorthand alias for modelMag
zfloatmagShorthand alias for modelMag
err_ufloatmagError in modelMag alias
err_gfloatmagError in modelMag alias
err_rfloatmagError in modelMag alias
err_ifloatmagError in modelMag alias
err_zfloatmagError in modelMag alias
dered_ufloatmagSimplified mag, corrected for extinction: modelMag-extinction
dered_gfloatmagSimplified mag, corrected for extinction: modelMag-extinction
dered_rfloatmagSimplified mag, corrected for extinction: modelMag-extinction
dered_ifloatmagSimplified mag, corrected for extinction: modelMag-extinction
dered_zfloatmagSimplified mag, corrected for extinction: modelMag-extinction
cloudCam_uintCloud camera status for observation in u-band
cloudCam_gintCloud camera status for observation in g-band
cloudCam_rintCloud camera status for observation in r-band
cloudCam_iintCloud camera status for observation in i-band
cloudCam_zintCloud camera status for observation in z-band
resolveStatusintResolve status of object
thingIdintUnique identifier from global resolve
balkanIdintWhat balkan object is in from window
nObserveintNumber of observations of this object
nDetectintNumber of detections of this object
nEdgeintNumber of observations of this object near an edge
scorefloatQuality of field (0-1)
calibStatus_uintCalibration status in u-band
calibStatus_gintCalibration status in g-band
calibStatus_rintCalibration status in r-band
calibStatus_iintCalibration status in i-band
calibStatus_zintCalibration status in z-band
nMgyPerCount_ufloatnmgy/countnanomaggies per count in u-band
nMgyPerCount_gfloatnmgy/countnanomaggies per count in g-band
nMgyPerCount_rfloatnmgy/countnanomaggies per count in r-band
nMgyPerCount_ifloatnmgy/countnanomaggies per count in i-band
nMgyPerCount_zfloatnmgy/countnanomaggies per count in z-band
TAI_udoublesectime of observation (TAI) in each filter
TAI_gdoublesectime of observation (TAI) in each filter
TAI_rdoublesectime of observation (TAI) in each filter
TAI_idoublesectime of observation (TAI) in each filter
TAI_zdoublesectime of observation (TAI) in each filter

Table PhotoObjDR7

Contains the spatial cross-match between DR8 photoobj and DR7 photoobj

ColumnTypeUnitsUCDErrorDescriptionLinks
dr7objIDlongUnique DR7 identifier composed from [skyVersion,rerun,run,camcol,field,obj].
dr8objIDlongUnique DR8 identifier composed from [skyVersion,rerun,run,camcol,field,obj].
distancedoubleDistance in arcmin between the DR7 and DR8 positions
modeDR7intDR7 mode, 1: primary, 2: secondary, 3: family object.
modeDR8intDR8 mode, 1: primary, 2: secondary, 3: family object.
skyVersionint0 = OPDB target, 1 = OPDB best
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
objintThe object id within a field. Usually changes between reruns of the same field.
nChildintNumber of children if this is a composite object that has been deblended. BRIGHT (in a flags sense) objects also have nchild == 1, the non-BRIGHT sibling.
typeintMorphological type classification of the object.
probPSFfloatProbability that the object is a star. Currently 0 if type == 3 (galaxy), 1 if type == 6 (star).
insideMaskintFlag to indicate whether object is inside a mask and why
flagslongPhoto Object Attribute Flags
psfMag_ufloatmagPSF flux
psfMag_gfloatmagPSF flux
psfMag_rfloatmagPSF flux
psfMag_ifloatmagPSF flux
psfMag_zfloatmagPSF flux
psfMagErr_ufloatmagPSF flux error
psfMagErr_gfloatmagPSF flux error
psfMagErr_rfloatmagPSF flux error
psfMagErr_ifloatmagPSF flux error
psfMagErr_zfloatmagPSF flux error
petroMag_ufloatmagPetrosian flux
petroMag_gfloatmagPetrosian flux
petroMag_rfloatmagPetrosian flux
petroMag_ifloatmagPetrosian flux
petroMag_zfloatmagPetrosian flux
petroMagErr_ufloatmagPetrosian flux error
petroMagErr_gfloatmagPetrosian flux error
petroMagErr_rfloatmagPetrosian flux error
petroMagErr_ifloatmagPetrosian flux error
petroMagErr_zfloatmagPetrosian flux error
petroR50_rfloatarcsecRadius containing 50% of Petrosian flux
petroR90_rfloatarcsecRadius containing 90% of Petrosian flux
modelMag_ufloatmagbetter of DeV/Exp magnitude fit
modelMag_gfloatmagbetter of DeV/Exp magnitude fit
modelMag_rfloatmagbetter of DeV/Exp magnitude fit
modelMag_ifloatmagbetter of DeV/Exp magnitude fit
modelMag_zfloatmagbetter of DeV/Exp magnitude fit
modelMagErr_ufloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_gfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_rfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_ifloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_zfloatmagbetter of DeV/Exp magnitude fit error
mRrCc_rfloatAdaptive (<r^2> + <c^2>)
mRrCcErr_rfloatError in adaptive (<r^2> + <c^2>)
lnLStar_rfloatStar ln(likelihood)
lnLExp_rfloatExponential disk fit ln(likelihood)
lnLDeV_rfloatDeVaucouleurs fit ln(likelihood)
statusintStatus of the object in the survey
radoubledegJ2000 right ascension (r')
decdoubledegJ2000 declination (r')
cxdoubleunit vector for ra+dec
cydoubleunit vector for ra+dec
czdoubleunit vector for ra+dec
primTargetintBit mask of primary target categories the object was selected in.
secTargetintBit mask of secondary target categories the object was selected in.
extinction_ufloatmagExtinction in each filter
extinction_gfloatmagExtinction in each filter
extinction_rfloatmagExtinction in each filter
extinction_ifloatmagExtinction in each filter
extinction_zfloatmagExtinction in each filter
htmIDlong20-deep hierarchical trangular mesh ID of this object
fieldIDlongLink to the field this object is in
specObjIDlongPointer to the spectrum of object, if exists, else 0
sizefloatcomputed: =SQRT(mRrCc_r/2.0)

Table PhotoPrimaryDR7

Contains the spatial cross-match between DR8 primaries and DR7 primaries

ColumnTypeUnitsUCDErrorDescriptionLinks
dr7objIDlongUnique DR7 identifier composed from [skyVersion,rerun,run,camcol,field,obj].
dr8objIDlongUnique DR8 identifier composed from [skyVersion,rerun,run,camcol,field,obj].
distancedoubleDistance in arcmin between the DR7 and DR8 positions
skyVersionint0 = OPDB target, 1 = OPDB best
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
objintThe object id within a field. Usually changes between reruns of the same field.
nChildintNumber of children if this is a composite object that has been deblended. BRIGHT (in a flags sense) objects also have nchild == 1, the non-BRIGHT sibling.
typeintMorphological type classification of the object.
probPSFfloatProbability that the object is a star. Currently 0 if type == 3 (galaxy), 1 if type == 6 (star).
insideMaskintFlag to indicate whether object is inside a mask and why
flagslongPhoto Object Attribute Flags
psfMag_ufloatmagPSF flux
psfMag_gfloatmagPSF flux
psfMag_rfloatmagPSF flux
psfMag_ifloatmagPSF flux
psfMag_zfloatmagPSF flux
psfMagErr_ufloatmagPSF flux error
psfMagErr_gfloatmagPSF flux error
psfMagErr_rfloatmagPSF flux error
psfMagErr_ifloatmagPSF flux error
psfMagErr_zfloatmagPSF flux error
petroMag_ufloatmagPetrosian flux
petroMag_gfloatmagPetrosian flux
petroMag_rfloatmagPetrosian flux
petroMag_ifloatmagPetrosian flux
petroMag_zfloatmagPetrosian flux
petroMagErr_ufloatmagPetrosian flux error
petroMagErr_gfloatmagPetrosian flux error
petroMagErr_rfloatmagPetrosian flux error
petroMagErr_ifloatmagPetrosian flux error
petroMagErr_zfloatmagPetrosian flux error
petroR50_rfloatarcsecRadius containing 50% of Petrosian flux
petroR90_rfloatarcsecRadius containing 90% of Petrosian flux
modelMag_ufloatmagbetter of DeV/Exp magnitude fit
modelMag_gfloatmagbetter of DeV/Exp magnitude fit
modelMag_rfloatmagbetter of DeV/Exp magnitude fit
modelMag_ifloatmagbetter of DeV/Exp magnitude fit
modelMag_zfloatmagbetter of DeV/Exp magnitude fit
modelMagErr_ufloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_gfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_rfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_ifloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_zfloatmagbetter of DeV/Exp magnitude fit error
mRrCc_rfloatAdaptive (<r^2> + <c^2>)
mRrCcErr_rfloatError in adaptive (<r^2> + <c^2>)
lnLStar_rfloatStar ln(likelihood)
lnLExp_rfloatExponential disk fit ln(likelihood)
lnLDeV_rfloatDeVaucouleurs fit ln(likelihood)
statusintStatus of the object in the survey
radoubledegJ2000 right ascension (r')
decdoubledegJ2000 declination (r')
cxdoubleunit vector for ra+dec
cydoubleunit vector for ra+dec
czdoubleunit vector for ra+dec
primTargetintBit mask of primary target categories the object was selected in.
secTargetintBit mask of secondary target categories the object was selected in.
extinction_ufloatmagExtinction in each filter
extinction_gfloatmagExtinction in each filter
extinction_rfloatmagExtinction in each filter
extinction_ifloatmagExtinction in each filter
extinction_zfloatmagExtinction in each filter
htmIDlong20-deep hierarchical trangular mesh ID of this object
fieldIDlongLink to the field this object is in
specObjIDlongPointer to the spectrum of object, if exists, else 0
sizefloatcomputed: =SQRT(mRrCc_r/2.0)

Table PhotoProfile

The annulus-averaged flux profiles of SDSS photo object

ColumnTypeUnitsUCDErrorDescriptionLinks
binintbin number (0..14)
bandintu,g,r,i,z (0..4)
profMeanfloatnanomaggies/arcsec^2Mean flux in annulus
profErrfloatnanomaggies/arcsec^2Standard deviation of mean pixel flux in annulus
objIDlonglinks to the photometric object

Table Photoz

The photometrically estimated redshifts for all objects in the Galaxy view

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongunique ID pointing to Galaxy table
zfloatphotometric redshift; estimated by robust fit to nearest neighbors in a reference set
zErrfloatestimated error of the photometric redshift; if zErr=-1000, all the proceeding columns are invalid
nnCountintnearest neighbors after excluding the outliers; maximal value is 100, much smaller value indicates poor estimate
nnVolfloatgives the color space bounding volume of the nnCount nearest neighbors; large value indicates poor estimate
nnIsInsideintshows if the object to be estimated is inside of the k-nearest neighbor box; 0 indicates poor estimate
nnObjIDlongobjID of the (first) nearest neighbor
nnSpeczfloatspectroscopic redshift of the (first) nearest neighbor
nnFarObjIDlongobjID of the farthest neighbor
nnAvgZfloataverage redshift of the nearest neighbors; if singificantly different from z, this might be a better estimate than z
distModfloatthe distance modulus for Omega=0.3, Lambda=0.7 cosmology
lumDistfloatthe luminosity distance for Omega=0.3, Lambda=0.7 cosmology
chisqfloatthe chi-square value for the best NNLS template fit
rnormfloatthe residual norm value for the best NNLS template fit
nTemplatesintnumber of templates used in the fitting; if nTemplates=0 all the proceeding columns are invalid and may be filled with value -9999
synthUfloatsynthetic u' magnitude calculated from the fitted templates
synthGfloatsynthetic g' magnitude calculated from the fitted templates
synthRfloatsynthetic r' magnitude calculated from the fitted templates
synthIfloatsynthetic i' magnitude calculated from the fitted templates
synthZfloatsynthetic z' magnitude calculated from the fitted templates
kcorrUfloatk correction for z=0
kcorrGfloatk correction for z=0
kcorrRfloatk correction for z=0
kcorrIfloatk correction for z=0
kcorrZfloatk correction for z=0
kcorrU01floatk correction for z=0.1
kcorrG01floatk correction for z=0.1
kcorrR01floatk correction for z=0.1
kcorrI01floatk correction for z=0.1
kcorrZ01floatk correction for z=0.1
absMagUfloatrest frame u' abs magnitude
absMagGfloatrest frame g' abs magnitude
absMagRfloatrest frame r' abs magnitude
absMagIfloatrest frame i' abs magnitude
absMagZfloatrest frame z' abs magnitude

Table PhotozRF

The photometrically estimated redshifts for all objects in the Galaxy view

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongunique ID pointing to Galaxy table
zfloatphotometric redshift; estimated by the Random Forest method
zErrfloatestimated error of the photometric redshift
distModfloatthe distance modulus for Omega=0.3, Lambda=0.7 cosmology
lumDistfloatthe luminosity distance for Omega=0.3, Lambda=0.7 cosmology
chisqfloatthe chi-square value for the best NNLS template fit
rnormfloatthe residual norm value for the best NNLS template fit
nTemplatesintnumber of templates used in the fitting; if nTemplates=0 all the proceeding columns are invalid and may be filled with value -9999
synthUfloatsynthetic u' magnitude calculated from the fitted templates
synthGfloatsynthetic g' magnitude calculated from the fitted templates
synthRfloatsynthetic r' magnitude calculated from the fitted templates
synthIfloatsynthetic i' magnitude calculated from the fitted templates
synthZfloatsynthetic z' magnitude calculated from the fitted templates
kcorrUfloatk correction for z=0
kcorrGfloatk correction for z=0
kcorrRfloatk correction for z=0
kcorrIfloatk correction for z=0
kcorrZfloatk correction for z=0
kcorrU01floatk correction for z=0.1
kcorrG01floatk correction for z=0.1
kcorrR01floatk correction for z=0.1
kcorrI01floatk correction for z=0.1
kcorrZ01floatk correction for z=0.1
absMagUfloatrest frame u' abs magnitude
absMagGfloatrest frame g' abs magnitude
absMagRfloatrest frame r' abs magnitude
absMagIfloatrest frame i' abs magnitude
absMagZfloatrest frame z' abs magnitude

Table PhotozRFTemplateCoeff

Template coefficients for the PhotozRF table.
ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongunique ID pointing to Galaxy table
templateIDintid for the spectral template
coefffloatcoefficient of the template

Table PhotozTemplateCoeff

Template coefficients for the Photoz table.
ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongunique ID pointing to Galaxy table
templateIDintid for the spectral template
coefffloatcoefficient of the template

Table Plate2Target

Which objects are in the coverage area of which plates

ColumnTypeUnitsUCDErrorDescriptionLinks
plate2targetidintprimary key
plateintplate number
plateidlongplate identification number in plateX
objidlongobject identification number in sppTargets
loadVersionintLoad Version

Table PlateX

Contains data from a given plate used for spectroscopic observations

ColumnTypeUnitsUCDErrorDescriptionLinks
plateIDlongUnique ID, composite of plate number and MJD
firstReleasestringName of release that this plate/mjd/rerun was first distributed in
plateintPlate number
mjdintdaysMJD of observation (last)
mjdListstringList of contributing MJDs [from spPlate header]
surveystringName of survey [from platelist product]
programNamestringName of program [from platelist product]
instrumentstringInstrument used (SDSS or BOSS spectrograph)
chunkstringName of tiling chunk [from platelist product]
plateRunstringDrilling run for plate [from platelist product]
designCommentsstringComments on the plate design from plate plans [from platelist product]
plateQualitystringCharacterization of plate quality
qualityCommentsstringComments on reason for plate quality
plateSN2floatOverall signal to noise measure for plate (only set for SDSS plates)
deredSN2floatDereddened overall signal to noise measure for plate (only set for BOSS plates)
radoubledegRA, J2000 [from spPlate header]
decdoubledegDec, J2000 [from spPlate header]
run2dstring2D reduction rerun of plate
run1dstring1D reduction rerun of plate
runssppstringSSPP reduction rerun of plate ("none" if not run)
tileintTile number for SDSS-I, -II plates (-1 for SDSS-III) [from platelist product]
designIDintDesign number number for SDSS-III plates (-1 for SDSS-I, -II) [from platelist product]
locationIDintLocation number number for SDSS-III plates (-1 for SDSS-I, -II) [from platelist product]
iopVersionstringIOP Version [from spPlate header]
camVersionstringCamera code version [from spPlate header]
taiHMSstringTime in string format [from spPlate header]
dateObsstringDate of 1st row [from spPlate header]
timeSysstringTime System [from spPlate header]
cxdoublex of Normal unit vector in J2000
cydoubley of Normal unit vector in J2000
czdoublez of Normal unit vector in J2000
cartridgeIDintID of cartridge used for the observation [from spPlate header]
taidoublesecMean time (TAI) [from spPlate header]
taiBegindoublesecBeginning time (TAI) [from spPlate header]
taiEnddoublesecEnding time (TAI) [from spPlate header]
airmassfloatAirmass at central TAI time [from spPlate header]
mapMjdintdaysMap MJD [from spPlate header]
mapNamestringID of mapping file [from spPlate header]
plugFilestringFull name of mapping file [from spPlate header]
expTimefloatsecTotal Exposure time [from spPlate header]
expTimeB1floatsecexposure time in B1 spectrograph [from spPlate header]
expTimeB2floatsecexposure time in B2 spectrograph [from spPlate header]
expTimeR1floatsecexposure time in R1 spectrograph [from spPlate header]
expTimeR2floatsecexposure time in R2 spectrograph [from spPlate header]
vers2dstringidlspec2d version used during 2d reduction [from spPlate header]
verscombstringidlspec2d version used during combination of multiple exposures [from spPlate header]
vers1dstringidlspec2d version used during redshift fitting [from spPlate header]
snturnofffloatSignal to noise measure for MS turnoff stars on plate (-9999 if not appropriate)
nturnofffloatNumber of MS turnoff stars on plate
nExpintNumber of exposures total [from spPlate header]
nExpB1intNumber of exposures in B1 spectrograph [from spPlate header]
nExpB2intNumber of exposures in B2 spectrograph [from spPlate header]
nExpR1intNumber of exposures in R1 spectrograph [from spPlate header]
nExpR2intNumber of exposures in R2 spectrograph [from spPlate header]
sn1_gfloat(S/N)^2 at g=20.20 for spectrograph #1 [from spPlate header]
sn1_rfloat(S/N)^2 at r=20.25 for spectrograph #1 [from spPlate header]
sn1_ifloat(S/N)^2 at i=19.90 for spectrograph #1 [from spPlate header]
sn2_gfloat(S/N)^2 at g=20.20 for spectrograph #2 [from spPlate header]
sn2_rfloat(S/N)^2 at r=20.25 for spectrograph #2 [from spPlate header]
sn2_ifloat(S/N)^2 at i=19.90 for spectrograph #2 [from spPlate header]
dered_sn1_gfloatDereddened (S/N)^2 at g=20.20 for spectrograph #1 [from spPlate header]
dered_sn1_rfloatDereddened (S/N)^2 at r=20.25 for spectrograph #1 [from spPlate header]
dered_sn1_ifloatDereddened (S/N)^2 at i=19.90 for spectrograph #1 [from spPlate header]
dered_sn2_gfloatDereddened (S/N)^2 at g=20.20 for spectrograph #2 [from spPlate header]
dered_sn2_rfloatDereddened (S/N)^2 at r=20.25 for spectrograph #2 [from spPlate header]
dered_sn2_ifloatDereddened (S/N)^2 at i=19.90 for spectrograph #2 [from spPlate header]
helioRVfloatkm/sHeliocentric velocity correction [from spPlate header]
gOffStdfloatmagMean g-band mag difference (spectro - photo) for standards [from spPlate header]
gRMSStdfloatmagStandard deviation of g-band mag difference (spectro - photo) for standards [from spPlate header]
rOffStdfloatmagMean r-band mag difference (spectro - photo) for standards [from spPlate header]
rRMSStdfloatmagStandard deviation of r-band mag difference (spectro - photo) for standards [from spPlate header]
iOffStdfloatmagMean i-band mag difference (spectro - photo) for standards [from spPlate header]
iRMSStdfloatmagStandard deviation of i-band mag difference (spectro - photo) for standards [from spPlate header]
grOffStdfloatmagMean g-band mag difference (spectro - photo) for standards [from spPlate header]
grRMSStdfloatmagStandard deviation of g-band mag difference (spectro - photo) for standards [from spPlate header]
riOffStdfloatmagMean r-band mag difference (spectro - photo) for standards [from spPlate header]
riRMSStdfloatmagStandard deviation of r-band mag difference (spectro - photo) for standards [from spPlate header]
gOffGalfloatmagMean g-band mag difference (spectro - photo) for galaxies [from spPlate header]
gRMSGalfloatmagStandard deviation of g-band mag difference (spectro - photo) for galaxies [from spPlate header]
rOffGalfloatmagMean r-band mag difference (spectro - photo) for galaxies [from spPlate header]
rRMSGalfloatmagStandard deviation of r-band mag difference (spectro - photo) for galaxies [from spPlate header]
iOffGalfloatmagMean i-band mag difference (spectro - photo) for galaxies [from spPlate header]
iRMSGalfloatmagStandard deviation of i-band mag difference (spectro - photo) for galaxies [from spPlate header]
grOffGalfloatmagMean g-band mag difference (spectro - photo) for galaxies [from spPlate header]
grRMSGalfloatmagStandard deviation of g-band mag difference (spectro - photo) for galaxies [from spPlate header]
riOffGalfloatmagMean r-band mag difference (spectro - photo) for galaxies [from spPlate header]
riRMSGalfloatmagStandard deviation of r-band mag difference (spectro - photo) for galaxies [from spPlate header]
nGuideintNumber of guider camera frames taken during the exposure [from spPlate header]
seeing20float20th-percentile of seeing during exposure (arcsec) [from spPlate header]
seeing50float50th-percentile of seeing during exposure (arcsec) [from spPlate header]
seeing80float80th-percentile of seeing during exposure (arcsec) [from spPlate header]
rmsoff20float20th-percentile of RMS offset of guide fibers (arcsec) [from spPlate header]
rmsoff50float50th-percentile of RMS offset of guide fibers (arcsec) [from spPlate header]
rmsoff80float80th-percentile of RMS offset of guide fibers (arcsec) [from spPlate header]
airtempfloatdeg CelsiusAir temperature in the dome [from spPlate header]
sfd_usedintWere the SFD dust maps applied to the output spectrum? (0 = no, 1 = yes)
xSigmafloatsigma of gaussian fit to spatial profile[from spPlate header]
xSigMinfloatminimum of xSigma for all exposures [from spPlate header]
xSigMaxfloatmaximum of xSigma for all exposures [from spPlate header]
wSigmafloatsigma of gaussian fit to arc-line profiles in wavelength direction [from spPlate header]
wSigMinfloatminimum of wSigma for all exposures [from spPlate header]
wSigMaxfloatmaximum of wSigma for all exposures [from spPlate header]
xChi2float[from spPlate header]
xChi2Minfloat[from spPlate header]
xChi2Maxfloat[from spPlate header]
skyChi2floataverage chi-squared from sky subtraction from all exposures [from spPlate header]
skyChi2Minfloatminimum skyChi2 over all exposures [from spPlate header]
skyChi2Maxfloatmaximum skyChi2 over all exposures [from spPlate header]
fBadPixfloatFraction of pixels that are bad (total) [from spPlate header]
fBadPix1floatFraction of pixels that are bad (spectrograph #1) [from spPlate header]
fBadPix2floatFraction of pixels that are bad (spectrograph #2) [from spPlate header]
status2dstringStatus of 2D extraction
statuscombinestringStatus of combination of multiple MJDs
status1dstringStatus of 1D reductions
nTotalintNumber of objects total [calculated from spZbest file]
nGalaxyintNumber of objects classified as galaxy [calculated from spZbest file]
nQSOintNumber of objects classified as QSO [calculated from spZbest file]
nStarintNumber of objects classified as Star [calculated from spZbest file]
nSkyintNumber of sky objects [calculated from spZbest file]
nUnknownintNumber of objects with zWarning set non-zero (such objects still classified as star, galaxy or QSO) [calculated from spZbest file]
isBestintis this plateX entry the best observation of the plate
isPrimaryintis this plateX entry both good and the best observation of the plate
isTileintis this plate the best representative of its tile (only set for "legacy" program plates)
hafloatdeghour angle of design [from plPlugMapM file]
mjdDesignintMJD designed for [from plPlugMapM file]
thetafloatcartridge position angle [from plPlugMapM file]
fscanVersionstringversion of fiber scanning software [from plPlugMapM file]
fmapVersionstringversion of fiber mapping software [from plPlugMapM file]
fscanModestring'slow', 'fast', or 'extreme' [from plPlugMapM file]
fscanSpeedintspeed of scan [from plPlugMapM file]
htmIDlong20 deep Hierarchical Triangular Mesh ID
loadVersionintLoad Version

Table ProfileDefs

This table contains the radii for the Profiles tabl

ColumnTypeUnitsUCDErrorDescriptionLinks
binintbin
cellintthe first cell in the annulus
sincintsinc shift (0:no, 1:yes)
rInnerdoublearcsecInner radius of the bin
rOuterdoublesrcsecOuter radius of the bin
aAnndoublearcsec^2The area of the annulus
aDiskdoublearcsec^2The area of the disk to outerRadius

Table ProperMotions

Proper motions combining SDSS and recalibrated USNO-B astrometry

ColumnTypeUnitsUCDErrorDescriptionLinks
deltafloatarcsecDistance between this object and the nearest matching USNO-B object.
matchintNumber of objects in USNO-B which matched this object within a 1 arcsec radius. If negative, then the nearest matching USNO-B object itself matched more than 1 SDSS object.
pmLfloatmas/yearProper motion in galactic longitude.
pmBfloatmas/yearProper motion in galactic latitude.
pmRafloatmas/yearProper motion in right ascension.
pmDecfloatmas/yearProper motion in declination.
pmRaErrfloatmas/yearError in proper motion in right ascension.
pmDecErrfloatmas/yearError in proper motion in declination.
sigRafloatmasRMS residual for the proper motion fit in r.a.
sigDecfloatmasRMS residual for the proper motion fit in dec.
nFitintNumber of detections used in the fit including the SDSS detection (thus, the number of plates the object was detected on in USNO-B plus one).
OfloatmagRecalibrated USNO-B O magnitude, recalibrated to SDSS g
EfloatmagRecalibrated USNO-B E magnitude, recalibrated to SDSS r
JfloatmagRecalibrated USNO-B J magnitude, recalibrated to SDSS g
FfloatmagRecalibrated USNO-B F magnitude, recalibrated to SDSS r
NfloatmagRecalibrated USNO-B N magnitude, recalibrated to SDSS i
dist20floatarcsecDistance to the nearest neighbor with g < 20
dist22floatarcsecDistance to the nearest neighbor with g < 22
objidlongunique id, points to photoObj

Table PubHistory

This table keeps the record of publishing into a tabl

ColumnTypeUnitsUCDErrorDescriptionLinks
namestringthe name of the table we publish into
nrowslongthe number of rows published
tenddateTimethe time the table was published
loadversionintthe taskid where it came from

Table QueryResults

Store the results of performance tests her

ColumnTypeUnitsUCDErrorDescriptionLinks
querystringquery name
cpu_secdoublesecCPU time
elapsed_timedoublesecelapsed time
physical_IOdoublePhysical IO
row_countlongrow count
timedateTimetimestamp
commentstringcomment describing test paraeters

Table RC3

RC3 information for matches to SDSS photometr

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongUnique SDSS identifier composed from [skyVersion,rerun,run,camcol,field,obj].
RAdoubledeg -/D J2000 right ascension in RC3
DECdoubledeg -/D J2000 declination in RC3
NAME1stringdesignation #1 (Names or NGC and IC)
NAME2stringdesignation #2 (UGC, ESO, MCG, UGCA, CGCG)
NAME3stringdesignation #3 (other)
PGCstringPrincipal Galaxy Catalog number (Paturel et al. 1989)
HUBBLEstringrevised Hubble type, coded as in RC2 (Section 3.3.a, page 13).
LOGD_25floatmean decimal logarithm of the apparent major isophotal diameter measured at or reduced to surface brightness level mu_B = 25.0 B-mag/arcsec^2, as explained in Section 3.4.a, page 21. Unit of D is 0.1 arcmin to avoid negative entries.
LOGD_25Qstringquality flag for isophotal diameter ("?" if bad)
LOGD_25ERRfloaterror on mean decimal logarithm of the apparent major isophotal diameter
PAfloatdegposition angle (east of north)
BTfloatmagtotal (asymptotic) magnitude in the B system
BT_Sstringsource code for BT
BTQstringquality flag total magnitude ("?" if bad)
BTERRfloatmagerror in total (asymptotic) magnitude in the B system
BMVTfloatmagtotal (asymptotic) color index in Johnson B-V
BMVTQstringquality flag ("?" if bad)
BMVTERRfloatmagerror in total (asymptotic) color index in Johnson B-V
BMVEfloatmagcolor index within effective aperture in Johnson B-V
BMVEQstringquality flag ("?" if bad)
BMVEERRfloatmagerror in color index within effective aperture in Johnson B-V
M21float21-cm emission line magnitude, defined by by m_21 = 21.6 - 2.5 log(S_H), where S_H is the measured neutral hydrogen flux density in units of 10^-24 W/m^2.
M21Qstringquality flag ("?" if bad)
M21ERRfloaterror in 21-cm emission line magnitude
V21floatkm/smean heliocentric radial velocity from HI observations
V21Qstringquality flag ("?" if bad)
V21ERRfloatkm/serror in heliocentric radial velocity
HUBBLE_SRCstringsources of revised type estimate
N_Lintnumber of luminosity class estimates
LOGR_25floatmean decimal logarithm of the ratio of the major isophotal diameter, D_25, to the minor isophotal diameter, d_25, measured at or reduced to the surface brightness level mu_B = 25.0 B-mag/arcsec^2.
LOGR_25Qstringquality flag ("?" if bad)
LOGR_25ERRfloaterror in decimal logarithm of the ratio of the major isophotal diameter to minor
AGBfloatmagBurstein-Heiles Galactic extinction in B
MBfloatmagphotographic magnitude reduced to B_T system
MBQstringmagquality flag ("?" if bad)
MBERRfloatmagerror in photograph magnitude
UMBTfloatmagtotal (asymptotic) color index in Johnson U-B
UMBTQstringquality flag ("?" if bad)
UMBTERRfloatmagerror in total (asymptotic) color index in Johnson U-B
UMBEfloatmagcolor index within effective aperture in Johnson U-B
UMBEQstringquality flag ("?" if bad),
UMBEERRfloatmagerror in color index within effective aperture in Johnson U-B
W20floatkm/sneutral hydrogen line full width (in km/s) measured at the 20% level (I_20/I_max)
W20Qstringquality flag ("?" if bad)
W20ERRfloatkm/serror in W20
VOPTfloatkm/smean heliocentric radial velocity from optical observations
VOPTQstringquality flag ("?" if bad)
VOPTERRfloatkm/serror in mean heliocentric radial velocity from optical observations
SGLdoubledegsupergalactic longitude
SGBdoubledegsupergalactic latitude
TYPEfloatT = mean numerical index of stage along the Hubble sequence in the RC2 system (coded as explained in Section 3.3.c, page 16)
TYPEQstringquality flag ("?" if bad)
TYPEERRfloaterror in T-type
LOGA_Efloatdecimal logarithm of the apparent diameter (in 0.1 arcmin) of the ``effective aperture,'' the circle centered on the nucleus within which one-half of the total B-band flux is emitted
LOGA_EQstringquality flag ("?" if bad)
LOGA_EERRfloaterror in decimal logarithm of the apparent diameter (in 0.1 arcmin) of the ``effective aperture,''
AIBfloatmaginternal extinction (for correction to face-on), calcauled from size and T-type
MFIRfloatfar-infrared magnitude calculated from m_FIR = - 20.0 - 2.5 logFIR, where FIR is the far infrared continuum flux measured at 60 and 100 microns as listed in the IRAS Point Source Catalog (1987).
BMVT0floatmagtotal B-V color index corrected for Galactic and internal extinction, and for redshift
MPEfloatmag/sq arcminmean B-band surface brightness in magnitudes per square arcmin (B-mag/arcmin^2) within the effective aperture A_e, and its mean error, as given by the relation MPE = B_T + 0.75 + 5logA_e - 5.26.
MPEQstringquality flag ("?" if bad)
MPEERRfloatmag/sq arcminerror in mean B-band surface brightness
W50floatkm/sneutral hydrogen line full width (in km/s) measured at the 50% level (I_20/I_max)
W50Qstringquality flag ("?" if bad)
W50ERRfloatkm/serror in neutral hydrogen line full width (in km/s) measured at the 50% level (I_20/I_max)
VGSRfloatkm/sthe weighted mean of the neutral hydrogen and optical velocities, corrected to the ``Galactic standard of rest''
Lfloat
LQstringquality flag ("?" if bad)
LERRfloatmean numerical luminosity class in the RC2 system
LOGD0floatdecimal logarithm of the isophotal major diameter corrected to ``face-on'' (inclination = 0 degrees), and corrected for Galactic extinction to A_g = 0, but not for redshift
SA21floatmagHI line self-absorption in magnitudes (for correction to face-on), calculated from logR and T >= 1
BT0floatmagB_T^0 = total ``face-on'' magnitude corrected for Galactic and internal extinction, and for redshift
UMBT0floatmag(U-B)_T^0 = total U-B color index corrected for Galactic and internal extinction, and for redshift
MP25floatmag/sq arcminthe mean surface brightness in magnitudes per square arcmin (B-mag/arcmin^2) within the mu_B = 25.0 B-mag/arcsec^2 elliptical isophote of major axis D_25 and axis ratio R_25
MP25Qstringquality flag ("?" if bad)
MP25ERRfloatmag/sq arcminerror inthe mean surface brightness within the mu_B = 25.0 B-mag/arcsec^2
HIfloatcorrected neutral hydrogen index, which is the difference m_21^0 - B_T^0 between the corrected (face-on) 21-cm emission line magnitude and the similarly corrected magnitude in the B_T system.
V3Kfloatkm/sthe weighted mean velocity corrected to the reference frame defined by the 3 K microwave background radiation

Table ROSAT

ROSAT All-Sky Survey information for matches to SDSS photometr

ColumnTypeUnitsUCDErrorDescriptionLinks
OBJIDlongUnique SDSS identifier composed from [skyVersion,rerun,run,camcol,field,obj].
SOURCENAMEstringname of source in ROSAT
RAdoubledegJ2000 right ascension of ROSAT source
DECdoubledegJ2000 declination of ROSAT source
RADECERRfloatarcsecerror in coordinates
FLAGSstringscreening flags (see ROSAT documentation)
FLAGS2stringscreening flags (see ROSAT documentation)
CPSfloatcounts per second in broad band
CPS_ERRfloaterror in count rate
BGCPSfloatcounts per second from background
EXPTIMEfloatsecexposure time
HR1floathardness ratio 1
HR1_ERRfloaterror in hardness ratio 1
HR2floathardness ratio 2
HR2_ERRfloaterror in hardness ratio 2
EXTfloatarcsecsource extent
EXTLfloatlikelihood of source extent
SRCLfloatlikelihood of source detection
EXTRfloatarcsecextraction radius
PRIORITYstringpriority flags (Sliding window detection history using either the background map (M) or the local background (B); 0 = no detection, 1 = detection; order of flags: M-broad, L-broad, M-hard, L-hard, M-soft, L-soft
ERANGEstringpulse height amplitude range with highest detection likelihood; A: 11-41, B: 52-201, C: 52-90, D: 91-201 ' ' or 'b' means 'broad' (11-235)
VIGFfloatvignetting factor
ORGDATstringdate when source was included (format: yymmdd; 000000: removed)
MODDATstringdate when source was modified (format: yymmdd; 000000: removed)
IDintnumber of identification candidates in correlation catalog
FIELDIDintidentification number of SASS field
SRCNUMintSASS source number in SASS field
RCT1intnumber of nearby RASS detections with distances between 0 and 5 arcmin
RCT2intnumber of nearby RASS detections with distances between 5 and 10 arcmin
RCT3intnumber of nearby RASS detections with distances between 10 and 15 arcmin
ITBstringstart time of observation (yymmdd.ff)
ITEstringend time of observation (yymmdd.ff)
RLintreliability of source detection (0 to 99, with 99 being highest)
CATstringwhich catalog the source is in (faint or bright)

Table RecentQueries

Record the ipAddr and timestamps of the last n querie

ColumnTypeUnitsUCDErrorDescriptionLinks
ipAddrstring
lastQueryTimedateTime

Table Region

Definition of the different region

ColumnTypeUnitsUCDErrorDescriptionLinks
regionidlong
idlongkey of the region pointing into other tables
typestringtype of the region (STRIPE|STAVE|...)
commentstringdescription of the region
ismaskint0: region, 1: to be excluded
areadoubledeg^2area of region
regionStringstringthe string representation of the region
regionBinaryintthe precompiled XML description of region

Table Region2Box

Tracks the parentage which regions contribute to which boxe

ColumnTypeUnitsUCDErrorDescriptionLinks
regionTypestringtype of parent, (TIGEOM)
idlongthe object id of the other parent region
boxTypestringtype of child (TILEBOX, SKYBOX)
boxidlongregionid of child

Table RegionArcs

Contains the arcs of a Region with their endpoint

ColumnTypeUnitsUCDErrorDescriptionLinks
arcidintunique id of the arc
regionidlongunique region identifier
convexidlongconvex identifier
patchintid of the patch
stateintstate (3: bounding circle, 2:root, 1: hole)
drawint0:hide, 1: draw
ra1doublera of starting point of arc
dec1doubledec of starting point of arc
ra2doublera of end point of arc
dec2doubledec of end point of arc
xdoublex of constraint normal vector
ydoubley of constraint normal vector
zdoublez of constraint normal vector
cdoubleoffset of constraint
lengthdoubledeglength of arc in degrees

Table RegionPatch

Defines the attributes of the patches of a given regio

ColumnTypeUnitsUCDErrorDescriptionLinks
regionidlongUnique Region ID
convexidlongUnique Convex ID
patchidintUnique patch number
typestringCAMCOL, RUN, STAVE, TILE, TILEBOX, SKYBOX, WEDGE, SECTOR...
radiusdoublearcminradius of bounding circle centered at ra, dec
radoubledegright ascension of observation
decdoubledegdeclination of observation
xdoublex of centerpoint Normal unit vector in J2000
ydoubley of centerpoint Normal unit vector in J2000
zdoublez of centerpoint Normal unit vector in J2000
cdoubleoffset of the equation of plane
htmidlong20 deep Hierarchical Triangular Mesh ID of centerpoint
areadoubledeg^2area of the patch
convexStringstring{x,y,z,c}+ representation of the convex of the patch

Table Rmatrix

Contains various rotation matrices between spherical coordinate system

ColumnTypeUnitsUCDErrorDescriptionLinks
modestring
rowint
xdouble
ydouble
zdouble

Table Run

Contains the basic parameters associated with a ru

ColumnTypeUnitsUCDErrorDescriptionLinks
skyVersionint0 = OPDB target, 1 = OPDB best XXX
runintRun number
rerunintRerun number
mjdintdaysMJD of observation
datestringstringHuman-readable date of observation
stripeintStripe number
stripstringStrip (N or S)
xBoredoubledegboresight offset perpendicular to great circle
fieldRefintStarting field number of full run (what MU_REF, MJD_REF refer to)
lastFieldintlast field of full run
flavorstringtype of drift scan (from apacheraw, bias, calibration, engineering, ignore, and science)
xBinintpixbinning amount perpendicular to scan direction
yBinintpixbinning amount in scan direction
nRowintpixnumber of rows in output idR
mjdRefdoubledaysMJD at row 0 of reference frame
muRefdoubledegmu value at row 0 of reference field
lineStartintmicroseclinestart rate betweeen each (binned) row
trackingdoublearcsec/sectracking rate
nodedoublenode of great circle, that is, its RA on the J2000 equator
incldoubleinclination of great circle relative to J2000 equator
commentsstringcomments on the run
qtermfloatarcsec/hr^2quadratic term in coarse astrometric solution
maxMuResidfloatarcsecmaximum residual from great circle in scan direction
maxNuResidfloatarcsecmaximum residual from great circle perpendicular to scan direction
startFieldintstarting field for reduced data
endFieldintending field for reduced data
photoVersionstringphoto version used
dervishVersionstringdervish version used
astromVersionstringastrom version used
sasVersionstringversion of SAS used to produce CSV for this run

Table RunShift

The table contains values of the various manual nu shifts for run

ColumnTypeUnitsUCDErrorDescriptionLinks
runintRun id
shiftdoubledegThe nu shift applied

Table SDSSConstants

This table contains most relevant survey constants and their physical unit

ColumnTypeUnitsUCDErrorDescriptionLinks
namestringName of the constant
valuedoubleThe numerical value in float
unitstringIts physical unit
descriptionstringShort description

Table SiteConstants

Table holding site specific constant

ColumnTypeUnitsUCDErrorDescriptionLinks
namestringName
valuestringValue
commentstringDescription

Table SiteDBs

Table containing the list of DBs at this CAS site

ColumnTypeUnitsUCDErrorDescriptionLinks
dbnamestringName of the database
descriptionstringShort one-line description
activestringIs it active/visible?

Table SiteDiagnostics

This table stores the full diagnostic snapshot after the last revisio

ColumnTypeUnitsUCDErrorDescriptionLinks
namestringName of object
typestringSystem type of the object (U:table, V:view, F: function, P: stored proc)
countlongOptional row count, where applicable

Table SpecDR7

Contains the spatial cross-match between DR8 SpecObjAll and DR7 primaries

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique DR8 ID based on PLATE, MJD, FIBERID, RUN2D
dr7ObjIDlongUnique DR7 PhotoPrimary ID composed from [skyVersion,rerun,run,camcol,field,obj].
radoubledegJ2000 right ascension (r')
decdoubledegJ2000 declination (r')
cxdoubleunit vector for ra+dec
cydoubleunit vector for ra+dec
czdoubleunit vector for ra+dec
skyVersionint0 = OPDB target, 1 = OPDB best
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
objintThe object id within a field. Usually changes between reruns of the same field.
nChildintNumber of children if this is a composite object that has been deblended. BRIGHT (in a flags sense) objects also have nchild == 1, the non-BRIGHT sibling.
typeintMorphological type classification of the object.
probPSFfloatProbability that the object is a star. Currently 0 if type == 3 (galaxy), 1 if type == 6 (star).
insideMaskintFlag to indicate whether object is inside a mask and why
flagslongPhoto Object Attribute Flags
psfMag_ufloatmagPSF flux
psfMag_gfloatmagPSF flux
psfMag_rfloatmagPSF flux
psfMag_ifloatmagPSF flux
psfMag_zfloatmagPSF flux
psfMagErr_ufloatmagPSF flux error
psfMagErr_gfloatmagPSF flux error
psfMagErr_rfloatmagPSF flux error
psfMagErr_ifloatmagPSF flux error
psfMagErr_zfloatmagPSF flux error
petroMag_ufloatmagPetrosian flux
petroMag_gfloatmagPetrosian flux
petroMag_rfloatmagPetrosian flux
petroMag_ifloatmagPetrosian flux
petroMag_zfloatmagPetrosian flux
petroMagErr_ufloatmagPetrosian flux error
petroMagErr_gfloatmagPetrosian flux error
petroMagErr_rfloatmagPetrosian flux error
petroMagErr_ifloatmagPetrosian flux error
petroMagErr_zfloatmagPetrosian flux error
petroR50_rfloatarcsecRadius containing 50% of Petrosian flux
petroR90_rfloatarcsecRadius containing 90% of Petrosian flux
modelMag_ufloatmagbetter of DeV/Exp magnitude fit
modelMag_gfloatmagbetter of DeV/Exp magnitude fit
modelMag_rfloatmagbetter of DeV/Exp magnitude fit
modelMag_ifloatmagbetter of DeV/Exp magnitude fit
modelMag_zfloatmagbetter of DeV/Exp magnitude fit
modelMagErr_ufloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_gfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_rfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_ifloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_zfloatmagbetter of DeV/Exp magnitude fit error
mRrCc_rfloatAdaptive (<r^2> + <c^2>)
mRrCcErr_rfloatError in adaptive (<r^2> + <c^2>)
lnLStar_rfloatStar ln(likelihood)
lnLExp_rfloatExponential disk fit ln(likelihood)
lnLDeV_rfloatDeVaucouleurs fit ln(likelihood)
statusintStatus of the object in the survey
primTargetintBit mask of primary target categories the object was selected in.
secTargetintBit mask of secondary target categories the object was selected in.
extinction_ufloatmagExtinction in each filter
extinction_gfloatmagExtinction in each filter
extinction_rfloatmagExtinction in each filter
extinction_ifloatmagExtinction in each filter
extinction_zfloatmagExtinction in each filter
htmIDlong20-deep hierarchical trangular mesh ID of this object
fieldIDlongLink to the field this object is in
sizefloatcomputed: =SQRT(mRrCc_r/2.0)
pmRafloatmas/yearProper motion in right ascension.
pmDecfloatmas/yearProper motion in declination.
pmLfloatmas/yearProper motion in galactic longitude.
pmBfloatmas/yearProper motion in galactic latitude.
pmRaErrfloatmas/yearError in proper motion in right ascension.
pmDecErrfloatmas/yearError in proper motion in declination.
deltafloatarcsecDistance between this object and the nearest matching USNO-B object.
matchintNumber of objects in USNO-B which matched this object within a 1 arcsec radius. If negative, then the nearest matching USNO-B object itself matched more than 1 SDSS object.

Table SpecObjAll

Contains the measured parameters for a spectrum

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique database ID based on PLATE, MJD, FIBERID, RUN2D
bestObjIDlongObject ID of photoObj match (position-based)
fluxObjIDlongObject ID of photoObj match (flux-based)
targetObjIDlongObject ID of original target
plateIDlongDatabase ID of Plate
sciencePrimaryintBest version of spectrum at this location (defines default view SpecObj)
legacyPrimaryintBest version of spectrum at this location, among Legacy plates
seguePrimaryintBest version of spectrum at this location, among SEGUE plates
segue1PrimaryintBest version of spectrum at this location, among SEGUE-1 plates
segue2PrimaryintBest version of spectrum at this location, among SEGUE-1 plates
bossPrimaryintBest version of spectrum at this location, among BOSS plates
bossSpecObjIDintIndex of BOSS observation in spAll flat file
firstReleasestringName of first release this object was associated with
surveystringSurvey name
instrumentstringInstrument used (SDSS or BOSS spectrograph)
programnamestringProgram name
chunkstringChunk name
platerunstringPlate drill run name
mjdintdaysMJD of observation
plateintPlate number
fiberIDintFiber ID
run1dstring1D Reduction version of spectrum
run2dstring2D Reduction version of spectrum
tileintTile number
designIDintDesign ID number
legacy_target1longfor Legacy program, target selection information at plate design
legacy_target2longfor Legacy program target selection information at plate design, secondary/qa/calibration
special_target1longfor Special program target selection information at plate design
special_target2longfor Special program target selection information at plate design, secondary/qa/calibration
segue1_target1longSEGUE-1 target selection information at plate design, primary science selection
segue1_target2longSEGUE-1 target selection information at plate design, secondary/qa/calib selection
segue2_target1longSEGUE-2 target selection information at plate design, primary science selection
segue2_target2longSEGUE-2 target selection information at plate design, secondary/qa/calib selection
boss_target1longBOSS target selection information at plate
ancillary_target1longBOSS ancillary science target selection information at plate design
ancillary_target2longBOSS ancillary target selection information at plate design
primTargetlongtarget selection information at plate design, primary science selection (for backwards compatibility)
secTargetlongtarget selection information at plate design, secondary/qa/calib selection (for backwards compatibility)
spectrographIDintwhich spectrograph (1,2)
sourceTypestringFor Legacy, SEGUE-2 and BOSS science targets, type of object targeted as (target bits contain full information and are recommended)
targetTypestringNature of target: SCIENCE, STANDARD, or SKY
radoubledegDR8 Right ascension of fiber, J2000
decdoubledegDR8 Declination of fiber, J2000
cxdoublex of Normal unit vector in J2000
cydoubley of Normal unit vector in J2000
czdoublez of Normal unit vector in J2000
xFocalfloatmmX focal plane position (+RA direction)
yFocalfloatmmY focal plane position (+Dec direction)
lambdaEfffloatAngstromsEffective wavelength that hole was drilled for (accounting for atmopheric refraction)
blueFiberintSet to 1 if this hole was designated a "blue fiber", 0 if designated a "red fiber" (high redshift LRGs are preferentially in "red fibers")
zOffsetfloatmicronsWasher thickness used (for backstopping BOSS quasar targets, so they are closer to 4000 Angstrom focal plan)
zfloatFinal Redshift
zErrfloatRedshift error
zWarningintBitmask of warning values; 0 means all is well
classstringSpectroscopic class (GALAXY, QSO, or STAR)
subClassstringSpectroscopic subclass
rChi2floatReduced chi-squared of best fit
DOFfloatDegrees of freedom in best fit
rChi2DifffloatDifference in reduced chi-squared between best and second best fit
z_noqsofloatBest redshift when excluding QSO fit (right redshift to use for galaxy targets)
zErr_noqsofloatError in "z_noqso" redshift
zWarning_noqsofloatWarnings in "z_noqso" redshift
class_noqsostringClassification in "z_noqso" redshift
subClass_noqsostringSub-classification in "z_noqso" redshift
rChi2Diff_noqsofloatReduced chi-squared difference from next best redshift, for "z_noqso" redshift
z_personfloatPerson-assigned redshift, if this object has been inspected
class_personstringPerson-assigned classification, if this object has been inspected
comments_personstringComments from person for inspected objects
tFilestringFile name of best fit template source
tColumn_0intWhich column of the template file corresponds to template #0
tColumn_1intWhich column of the template file corresponds to template #1
tColumn_2intWhich column of the template file corresponds to template #2
tColumn_3intWhich column of the template file corresponds to template #3
tColumn_4intWhich column of the template file corresponds to template #4
tColumn_5intWhich column of the template file corresponds to template #5
tColumn_6intWhich column of the template file corresponds to template #6
tColumn_7intWhich column of the template file corresponds to template #7
tColumn_8intWhich column of the template file corresponds to template #8
tColumn_9intWhich column of the template file corresponds to template #9
nPolyfloatNumber of polynomial terms used in the fit
theta_0floatCoefficient for template #0 of fit
theta_1floatCoefficient for template #1 of fit
theta_2floatCoefficient for template #2 of fit
theta_3floatCoefficient for template #3 of fit
theta_4floatCoefficient for template #4 of fit
theta_5floatCoefficient for template #5 of fit
theta_6floatCoefficient for template #6 of fit
theta_7floatCoefficient for template #7 of fit
theta_8floatCoefficient for template #8 of fit
theta_9floatCoefficient for template #9 of fit
velDispfloatkm/sVelocity dispersion
velDispErrfloatkm/sError in velocity dispersion
velDispZfloatRedshift associated with best fit velocity dispersion
velDispZErrfloatError in redshift associated with best fit velocity dispersion
velDispChi2floatChi-squared associated with velocity dispersion fit
velDispNPixintNumber of pixels overlapping best template in velocity dispersion fit
velDispDOFintNumber of degrees of freedom in velocity dispersion fit
waveMinfloatAngstromsMinimum observed (vacuum) wavelength
waveMaxfloatAngstromsMaximum observed (vacuum) wavelength
wCoveragefloatCoverage in wavelength, in units of log10 wavelength
snMedian_ufloatMedian signal-to-noise over all good pixels in u-band
snMedian_gfloatMedian signal-to-noise over all good pixels in g-band
snMedian_rfloatMedian signal-to-noise over all good pixels in r-band
snMedian_ifloatMedian signal-to-noise over all good pixels in i-band
snMedian_zfloatMedian signal-to-noise over all good pixels in z-band
snMedianfloatMedian signal-to-noise over all good pixels
chi68pfloat68-th percentile value of abs(chi) of the best-fit synthetic spectrum to the actual spectrum (around 1.0 for a good fit)
fracNSigma_1floatFraction of pixels deviant by more than 1 sigma relative to best-fit
fracNSigma_2floatFraction of pixels deviant by more than 2 sigma relative to best-fit
fracNSigma_3floatFraction of pixels deviant by more than 3 sigma relative to best-fit
fracNSigma_4floatFraction of pixels deviant by more than 4 sigma relative to best-fit
fracNSigma_5floatFraction of pixels deviant by more than 5 sigma relative to best-fit
fracNSigma_6floatFraction of pixels deviant by more than 6 sigma relative to best-fit
fracNSigma_7floatFraction of pixels deviant by more than 7 sigma relative to best-fit
fracNSigma_8floatFraction of pixels deviant by more than 8 sigma relative to best-fit
fracNSigma_9floatFraction of pixels deviant by more than 9 sigma relative to best-fit
fracNSigma_10floatFraction of pixels deviant by more than 10 sigma relative to best-fit
fracNSigHi_1floatFraction of pixels high by more than 1 sigma relative to best-fit
fracNSigHi_2floatFraction of pixels high by more than 2 sigma relative to best-fit
fracNSigHi_3floatFraction of pixels high by more than 3 sigma relative to best-fit
fracNSigHi_4floatFraction of pixels high by more than 4 sigma relative to best-fit
fracNSigHi_5floatFraction of pixels high by more than 5 sigma relative to best-fit
fracNSigHi_6floatFraction of pixels high by more than 6 sigma relative to best-fit
fracNSigHi_7floatFraction of pixels high by more than 7 sigma relative to best-fit
fracNSigHi_8floatFraction of pixels high by more than 8 sigma relative to best-fit
fracNSigHi_9floatFraction of pixels high by more than 9 sigma relative to best-fit
fracNSigHi_10floatFraction of pixels high by more than 10 sigma relative to best-fit
fracNSigLo_1floatFraction of pixels low by more than 1 sigma relative to best-fit
fracNSigLo_2floatFraction of pixels low by more than 2 sigma relative to best-fit
fracNSigLo_3floatFraction of pixels low by more than 3 sigma relative to best-fit
fracNSigLo_4floatFraction of pixels low by more than 4 sigma relative to best-fit
fracNSigLo_5floatFraction of pixels low by more than 5 sigma relative to best-fit
fracNSigLo_6floatFraction of pixels low by more than 6 sigma relative to best-fit
fracNSigLo_7floatFraction of pixels low by more than 7 sigma relative to best-fit
fracNSigLo_8floatFraction of pixels low by more than 8 sigma relative to best-fit
fracNSigLo_9floatFraction of pixels low by more than 9 sigma relative to best-fit
fracNSigLo_10floatFraction of pixels low by more than 10 sigma relative to best-fit
spectroFlux_ufloatnanomaggiesSpectrum projected onto u filter
spectroFlux_gfloatnanomaggiesSpectrum projected onto g filter
spectroFlux_rfloatnanomaggiesSpectrum projected onto r filter
spectroFlux_ifloatnanomaggiesSpectrum projected onto i filter
spectroFlux_zfloatnanomaggiesSpectrum projected onto z filter
spectroSynFlux_ufloatnanomaggiesBest-fit template spectrum projected onto u filter
spectroSynFlux_gfloatnanomaggiesBest-fit template spectrum projected onto g filter
spectroSynFlux_rfloatnanomaggiesBest-fit template spectrum projected onto r filter
spectroSynFlux_ifloatnanomaggiesBest-fit template spectrum projected onto i filter
spectroSynFlux_zfloatnanomaggiesBest-fit template spectrum projected onto z filter
spectroFluxIvar_ufloatnanomaggiesInverse variance of spectrum projected onto u filter
spectroFluxIvar_gfloatnanomaggiesInverse variance of spectrum projected onto g filter
spectroFluxIvar_rfloatnanomaggiesInverse variance of spectrum projected onto r filter
spectroFluxIvar_ifloatnanomaggiesInverse variance of spectrum projected onto i filter
spectroFluxIvar_zfloatnanomaggiesInverse variance of spectrum projected onto z filter
spectroSynFluxIvar_ufloatnanomaggiesInverse variance of best-fit template spectrum projected onto u filter
spectroSynFluxIvar_gfloatnanomaggiesInverse variance of best-fit template spectrum projected onto g filter
spectroSynFluxIvar_rfloatnanomaggiesInverse variance of best-fit template spectrum projected onto r filter
spectroSynFluxIvar_ifloatnanomaggiesInverse variance of best-fit template spectrum projected onto i filter
spectroSynFluxIvar_zfloatnanomaggiesInverse variance of best-fit template spectrum projected onto z filter
spectroSkyFlux_ufloatnanomaggiesSky spectrum projected onto u filter
spectroSkyFlux_gfloatnanomaggiesSky spectrum projected onto g filter
spectroSkyFlux_rfloatnanomaggiesSky spectrum projected onto r filter
spectroSkyFlux_ifloatnanomaggiesSky spectrum projected onto i filter
spectroSkyFlux_zfloatnanomaggiesSky spectrum projected onto z filter
anyAndMaskintFor each bit, records whether any pixel in the spectrum has that bit set in its ANDMASK
anyOrMaskintFor each bit, records whether any pixel in the spectrum has that bit set in its ORMASK
plateSN2floatOverall signal-to-noise-squared measure for plate (only set for SDSS spectrograph)
deredSN2floatDereddened signal-to-noise-squared measure for plate (only set for BOSS spectrograph)
snTurnofffloatSignal to noise measure for MS turnoff stars on plate (-9999 if not appropriate)
sn1_gfloat(S/N)^2 at g=20.20 for spectrograph #1
sn1_rfloat(S/N)^2 at r=20.25 for spectrograph #1
sn1_ifloat(S/N)^2 at i=19.90 for spectrograph #1
sn2_gfloat(S/N)^2 at g=20.20 for spectrograph #2
sn2_rfloat(S/N)^2 at r=20.25 for spectrograph #2
sn2_ifloat(S/N)^2 at i=19.90 for spectrograph #2
elodieFileNamestringFile name for best-fit Elodie star
elodieObjectstringStar name (mostly Henry Draper names)
elodieSpTypestringSpectral type
elodieBVfloatmag(B-V) color
elodieTEfffloatKelvinEffective temperature
elodieLogGfloatlog10(gravity)
elodieFeHfloatMetallicity ([Fe/H])
elodieZfloatRedshift
elodieZErrfloatRedshift error (negative for invalid fit)
elodieZModelErrfloatStandard deviation in redshift among the 12 best-fit stars
elodieRChi2floatReduced chi^2
elodieDOFfloatDegrees of freedom for fit
htmIDlong20 deep Hierarchical Triangular Mesh ID
loadVersionintLoad Version
imgintSpectrum Image
sdssPrimaryintBest version of spectrum at this location among SDSS plates

Table SpecPhotoAll

The combined spectro and photo parameters of an object in SpecObjAl

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
mjdintMJDMJD of observation
plateintPlate ID
tileintTile ID
fiberIDintFiber ID
zfloatFinal Redshift
zErrfloatRedshift error
classstringSpectroscopic class (GALAXY, QSO, or STAR)
subClassstringSpectroscopic subclass
zWarningintWarning Flags
radoubledegra in J2000 from SpecObj
decdoubledegdec in J2000 from SpecObj
cxdoublex of Normal unit vector in J2000
cydoubley of Normal unit vector in J2000
czdoublez of Normal unit vector in J2000
htmIDlong20 deep Hierarchical Triangular Mesh ID
sciencePrimaryintBest version of spectrum at this location (defines default view SpecObj)
legacyPrimaryintBest version of spectrum at this location, among Legacy plates
seguePrimaryintBest version of spectrum at this location, among SEGUE plates (defines default view SpecObj)
segue1PrimaryintBest version of spectrum at this location, among SEGUE-1 plates
segue2PrimaryintBest version of spectrum at this location, among SEGUE-1 plates
bossPrimaryintBest version of spectrum at this location, among BOSS plates
sdssPrimaryintBest version of spectrum at this location among SDSS plates
surveystringSurvey name
programnamestringProgram name
legacy_target1longfor Legacy program, target selection information at plate design
legacy_target2longfor Legacy program target selection information at plate design, secondary/qa/calibration
special_target1longfor Special program target selection information at plate design
special_target2longfor Special program target selection information at plate design, secondary/qa/calibration
segue1_target1longSEGUE-1 target selection information at plate design, primary science selection
segue1_target2longSEGUE-1 target selection information at plate design, secondary/qa/calib selection
segue2_target1longSEGUE-2 target selection information at plate design, primary science selection
segue2_target2longSEGUE-2 target selection information at plate design, secondary/qa/calib selection
boss_target1longBOSS target selection information at plate
ancillary_target1longBOSS ancillary science target selection information at plate design
ancillary_target2longBOSS ancillary target selection information at plate design
plateIDlongLink to plate on which the spectrum was taken
sourceTypestringtype of object targeted as
targetObjIDlongID of target PhotoObj
objIDlongUnique SDSS identifier composed from [skyVersion,rerun,run,camcol,field,obj].
skyVersionint0 = OPDB target, 1 = OPDB best
runintRun number
rerunintRerun number
camcolintCamera column
fieldintField number
objintThe object id within a field. Usually changes between reruns of the same field.
modeint1: primary, 2: secondary, 3: family object.
nChildintNumber of children if this is a deblened composite object. BRIGHT (in a flags sense) objects also have nchild==1, the non-BRIGHT sibling.
typeintMorphological type classification of the object.
flagslongPhoto Object Attribute Flags
psfMag_ufloatmagPSF flux
psfMag_gfloatmagPSF flux
psfMag_rfloatmagPSF flux
psfMag_ifloatmagPSF flux
psfMag_zfloatmagPSF flux
psfMagErr_ufloatmagPSF flux error
psfMagErr_gfloatmagPSF flux error
psfMagErr_rfloatmagPSF flux error
psfMagErr_ifloatmagPSF flux error
psfMagErr_zfloatmagPSF flux error
fiberMag_ufloatmagFlux in 3 arcsec diameter fiber radius
fiberMag_gfloatmagFlux in 3 arcsec diameter fiber radius
fiberMag_rfloatmagFlux in 3 arcsec diameter fiber radius
fiberMag_ifloatmagFlux in 3 arcsec diameter fiber radius
fiberMag_zfloatmagFlux in 3 arcsec diameter fiber radius
fiberMagErr_ufloatmagFlux in 3 arcsec diameter fiber radius error
fiberMagErr_gfloatmagFlux in 3 arcsec diameter fiber radius error
fiberMagErr_rfloatmagFlux in 3 arcsec diameter fiber radius error
fiberMagErr_ifloatmagFlux in 3 arcsec diameter fiber radius error
fiberMagErr_zfloatmagFlux in 3 arcsec diameter fiber radius error
petroMag_ufloatmagPetrosian flux
petroMag_gfloatmagPetrosian flux
petroMag_rfloatmagPetrosian flux
petroMag_ifloatmagPetrosian flux
petroMag_zfloatmagPetrosian flux
petroMagErr_ufloatmagPetrosian flux error
petroMagErr_gfloatmagPetrosian flux error
petroMagErr_rfloatmagPetrosian flux error
petroMagErr_ifloatmagPetrosian flux error
petroMagErr_zfloatmagPetrosian flux error
modelMag_ufloatmagbetter of DeV/Exp magnitude fit
modelMag_gfloatmagbetter of DeV/Exp magnitude fit
modelMag_rfloatmagbetter of DeV/Exp magnitude fit
modelMag_ifloatmagbetter of DeV/Exp magnitude fit
modelMag_zfloatmagbetter of DeV/Exp magnitude fit
modelMagErr_ufloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_gfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_rfloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_ifloatmagbetter of DeV/Exp magnitude fit error
modelMagErr_zfloatmagbetter of DeV/Exp magnitude fit error
cModelMag_ufloatmagDeV+Exp magnitude
cModelMag_gfloatmagDeV+Exp magnitude
cModelMag_rfloatmagDeV+Exp magnitude
cModelMag_ifloatmagDeV+Exp magnitude
cModelMag_zfloatmagDeV+Exp magnitude
cModelMagErr_ufloatmagDeV+Exp magnitude error
cModelMagErr_gfloatmagDeV+Exp magnitude error
cModelMagErr_rfloatmagDeV+Exp magnitude error
cModelMagErr_ifloatmagDeV+Exp magnitude error
cModelMagErr_zfloatmagDeV+Exp magnitude error
mRrCc_rfloatAdaptive (<r^2> + <c^2>)
mRrCcErr_rfloatError in adaptive (<r^2> + <c^2>)
scorefloatQuality of field (0-1)
resolveStatusintResolve status of object
calibStatus_uintCalibration status in u-band
calibStatus_gintCalibration status in g-band
calibStatus_rintCalibration status in r-band
calibStatus_iintCalibration status in i-band
calibStatus_zintCalibration status in z-band
photoRadoubledegJ2000 right ascension (r') from Best
photoDecdoubledegJ2000 declination (r') from Best
extinction_ufloatmagReddening in each filter
extinction_gfloatmagReddening in each filter
extinction_rfloatmagReddening in each filter
extinction_ifloatmagReddening in each filter
extinction_zfloatmagReddening in each filter
fieldIDlongLink to the field this object is in
dered_ufloatmagSimplified mag, corrected for reddening: modelMag-reddening
dered_gfloatmagSimplified mag, corrected for reddening: modelMag-reddening
dered_rfloatmagSimplified mag, corrected for reddening: modelMag-reddening
dered_ifloatmagSimplified mag, corrected for reddening: modelMag-reddening
dered_zfloatmagSimplified mag, corrected for reddening: modelMag-reddening

Table StripeDefs

This table contains the definitions of the survey layout as planne

ColumnTypeUnitsUCDErrorDescriptionLinks
stripeintStripe number
hemispherestringWhich hemisphere (N|S)
etadoubledegSurvey eta for the center of stripe
lambdaMindoubledegSurvey lambda lower limit of the stripe
lambdaMaxdoubledegSurvey lambda upper limit of the stripe
htmAreastringHTM area descriptor string

Table Target

Keeps track of objects chosen by target selection and need to be tiled

ColumnTypeUnitsUCDErrorDescriptionLinks
targetIDlonghash of run, rerun, camcol, field, object (skyVersion=0)
runintimaging run
rerunintrerun number
camcolintimaging camcol
fieldintimaging field
objintimaging object id
regionIDintID of sector, 0 if unset
radoubledegright ascension
decdoubledegdeclination
duplicateintduplicate spectrum by mistake
htmIDlonghtm index
cxdoublex projection of vector on unit sphere
cydoubley projection of vector on unit sphere
czdoublez projection of vector on unit sphere
bestObjIDlonghashed ID of object in best version of the sky
specObjIDlonghashed ID of specobj in best version of the sky
bestModeintmode from BEST PhotoObj
loadVersionintLoad Version

Table TargetInfo

Unique information for an object every time it is targette

ColumnTypeUnitsUCDErrorDescriptionLinks
targetObjIDlongID of object in Target (foreign key to Target.TargetObjID)
targetIDlongID of entry in Target table
skyVersionintskyVersion
primTargetintprimTarget from TARGET
secTargetintsecTarget from TARGET
priorityinttarget selection priority
programTypeintspectroscopic program type
programNamestringcharacter string of program (from plate inventory db)
targetModeintmode from TARGET PhotoObj
loadVersionintLoad Version

Table TwoMass

2MASS point-source catalog quantities for matches to SDSS photometr

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongUnique SDSS identifier composed from [skyVersion,rerun,run,camcol,field,obj].
radoubledeg2MASS right ascension, J2000
decdoubledeg2MASS declination, J2000
errMajfloatarcsecSemi-major axis length of the one sigma position uncertainty ellipse
errMinfloatarcsecSemi-minor axis length of the one sigma position uncertainty ellipse
errAngfloatdegPosition angle on the sky of the semi-major axis of the position uncertainty ellipse (East of North)
jfloatmagdefault J-band apparent magnitude (Vega relative, no Galactic extinction correction
jIvarfloatinverse mag^2inverse variance in J-band apparent magnitude
hfloatmagdefault H-band apparent magnitude (Vega relative, no Galactic extinction correction
hIvarfloatinverse mag^2inverse variance in H-band apparent magnitude
kfloatmagdefault K-band apparent magnitude (Vega relative, no Galactic extinction correction
kIvarfloatinverse mag^2inverse variance in K-band apparent magnitude
phQualstringphotometric quality flag (see 2MASS PSC documentation)
rdFlagstringRead flag. Three character flag, one character per band [JHKs], that indicates the origin of the default magnitudes and uncertainties in each band (see 2MASS PSC documentation)
blFlagstringBlend flag. Three character flag, one character per band [JHKs], that indicates the number of components that were fit simultaneously when estimating the brightness of a source (see 2MASS PSC documentation)
ccFlagstringContamination and confusion flag. Three character flag, one character per band [JHKs], that indicates that the photometry and/or position measurements of a source may be contaminated or biased due to proximity to an image artifact or nearby source of equal or greater brightness. (See 2MASS PSC documentation).
nDetectJintNumber of frames on which 2MASS source was detected in J-band
nDetectHintNumber of frames on which 2MASS source was detected in H-band
nDetectKintNumber of frames on which 2MASS source was detected in K-band
nObserveJintNumber of frames which 2MASS source was within the boundaries of in J-band
nObserveHintNumber of frames which 2MASS source was within the boundaries of in H-band
nObserveKintNumber of frames which 2MASS source was within the boundaries of in K-band
galContamintExtended source "contamination" flag. A value of gal_contam="0" indicates no contamination. "1" indicates it is probably an extended source itself (this does not detect all such cases!). "2" indicates it is within the boundary of a large XSC source. (See 2MASS PSC documentation).
mpFlagintMinor planet flag. "1" if source associated with known solar system object, "0" otherwise. (See 2MASS PSC documentation).
ptsKeyintUnique identification number for the PSC source.
hemisstringHemisphere code for the 2MASS Observatory from which this source was observed. "n" means North (Mt. Hopkins); "s" means South (CTIO).
jDatedoubleJulian Date of the source measurement accurate to +30 seconds. (See 2MASS PSC documentation).
dupSourceintDuplicate source flag. Used in conjunction with the use_src flag, this numerical flag indicates whether the source falls in a Tile overlap region, and if so, if it was detected multiple times. (See 2MASS PSC documentation)
useSourceintUse source flag. Used in conjunction with the dup_src flag, this numerical flag indicates if a source falls within a Tile overlap region, and whether or not it satisfies the unbiased selection rules for multiple source resolution. (See 2MASS PSC documentation).

Table TwoMassXSC

2MASS extended-source catalog quantities for matches to SDSS photometr

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongUnique SDSS identifier composed from [skyVersion,rerun,run,camcol,field,obj].
tmassxsc_radoubledeg2MASS right ascension, J2000
tmassxsc_decdoubledeg2MASS declination, J2000
jDatedoubleJulian Date of the source measurement accurate to +30 seconds. (See 2MASS PSC documentation).
designationstringSexagesimal, equatorial position-based source name in the form: hhmmssss+ddmmsss[ABC...].
sup_radoubleSuper-coadd centroid RA (J2000 decimal deg).
sup_decdoubleSuper-coadd centroid Dec (J2000 decimal deg).
densityfloatCoadd log(density) of stars with k<14 mag.
R_K20FEfloatmag20mag/sq arcsec isophotal K fiducial ell. ap. semi-major axis.
J_M_K20FEfloatmagJ 20mag/sq arcsec isophotal fiducial ell. ap. magnitude.
J_MSIG_K20FEfloatmagJ 1-sigma uncertainty in 20mag/sq arcsec iso.fid.ell.mag.
J_FLG_K20FEintJ confusion flag for 20mag/sq arcsec iso. fid. ell. mag.
H_M_K20FEfloatmagH 20mag/sq arcsec isophotal fiducial ell. ap. magnitude.
H_MSIG_K20FEfloatmagH 1-sigma uncertainty in 20mag/sq arcsec iso.fid.ell.mag.
H_FLG_K20FEintH confusion flag for 20mag/sq arcsec iso. fid. ell. mag.
K_M_K20FEfloatmagK 20mag/sq arcsec isophotal fiducial ell. ap. magnitude.
K_MSIG_K20FEfloatmagK 1-sigma uncertainty in 20mag/sq arcsec iso.fid.ell.mag.
K_FLG_K20FEintK confusion flag for 20mag/sq arcsec iso. fid. ell. mag.
R_3SIGfloatarcsec3-sigma K isophotal semi-major axis.
J_BAfloatJ minor/major axis ratio fit to the 3-sigma isophote.
J_PHIintdegJ angle to 3-sigma major axis (E of N).
H_BAfloatH minor/major axis ratio fit to the 3-sigma isophote.
H_PHIintdegH angle to 3-sigma major axis (E of N).
K_BAfloatK minor/major axis ratio fit to the 3-sigma isophote.
K_PHIintdegK angle to 3-sigma major axis (E of N).
SUP_R_3SIGfloatSuper-coadd minor/major axis ratio fit to the 3-sigma isophote.
SUP_BAfloatK minor/major axis ratio fit to the 3-sigma isophote.
SUP_PHIintdegK angle to 3-sigma major axis (E of N).
R_FEfloatK fiducial Kron elliptical aperture semi-major axis.
J_M_FEfloatmagJ fiducial Kron elliptical aperture magnitude.
J_MSIG_FEfloatmagJ 1-sigma uncertainty in fiducial Kron ell. mag.
J_FLG_FEintJ confusion flag for fiducial Kron ell. mag.
H_M_FEfloatmagH fiducial Kron elliptical aperture magnitude.
H_MSIG_FEfloatmagH 1-sigma uncertainty in fiducial Kron ell. mag.
H_FLG_FEintH confusion flag for fiducial Kron ell. mag.
K_M_FEfloatmagK fiducial Kron elliptical aperture magnitude.
K_MSIG_FEfloatmagK 1-sigma uncertainty in fiducial Kron ell. mag.
K_FLG_FEintK confusion flag for fiducial Kron ell. mag.
R_EXTfloatarcsecextrapolation/total radius.
J_M_EXTfloatmagJ mag from fit extrapolation.
J_MSIG_EXTfloatmagJ 1-sigma uncertainty in mag from fit extrapolation.
J_PCHIfloatJ chi^2 of fit to rad. profile
H_M_EXTfloatmagH mag from fit extrapolation.
H_MSIG_EXTfloatmagH 1-sigma uncertainty in mag from fit extrapolation.
H_PCHIfloatH chi^2 of fit to rad. profile
K_M_EXTfloatmagK mag from fit extrapolation.
K_MSIG_EXTfloatmagK 1-sigma uncertainty in mag from fit extrapolation.
K_PCHIfloatK chi^2 of fit to rad. profile
J_R_EFFfloatarcsecJ half-light (integrated half-flux point) radius.
J_MNSURFB_EFFfloatmag/sq. arcsecJ mean surface brightness at the half-light radius.
H_R_EFFfloatarcsecH half-light (integrated half-flux point) radius.
H_MNSURFB_EFFfloatmag/sq. arcsecH mean surface brightness at the half-light radius.
K_R_EFFfloatarcsecK half-light (integrated half-flux point) radius.
K_MNSURFB_EFFfloatmag/sq. arcsecK mean surface brightness at the half-light radius.
J_CON_INDXfloatJ concentration index r_75%/r_25%.
H_CON_INDXfloatH concentration index r_75%/r_25%.
K_CON_INDXfloatK concentration index r_75%/r_25%.
J_PEAKfloatmag/sq. arcsecJ peak pixel brightness.
H_PEAKfloatmag/sq. arcsecH peak pixel brightness.
K_PEAKfloatmag/sq. arcsecK peak pixel brightness.
J_5SURFfloatmag/sq. arcsecJ central surface brightness (r<=5).
H_5SURFfloatmag/sq. arcsecH central surface brightness (r<=5).
K_5SURFfloatmag/sq. arcsecK central surface brightness (r<=5).
E_SCOREfloatextended score: 1(extended) < e_score < 2(point-like).
G_SCOREfloatgalaxy score: 1(extended) < g_score < 2(point-like).
VCintvisual verification score for source.
CC_FLGstringindicates artifact contamination and/or confusion.
IM_NXintsize of postage stamp image in pixels.
R_K20FCfloatarcsec20mag/sq arcsec isophotal K fiducial circular ap. radius.
J_M_K20FCfloatmagJ 20mag/sq arcsec isophotal fiducial circ. ap. mag.
J_MSIG_K20FCfloatmagJ 1-sigma uncertainty in 20mag/sq arcsec iso.fid.circ. mag.
J_FLG_K20FCintJ confusion flag for 20mag/sq arcsec iso. fid. circ. mag.
H_M_K20FCfloatmagH 20mag/sq arcsec isophotal fiducial circ. ap. mag.
H_MSIG_K20FCfloatmagH 1-sigma uncertainty in 20mag/sq arcsec iso.fid.circ. mag.
H_FLG_K20FCintH confusion flag for 20mag/sq arcsec iso. fid. circ. mag.
K_M_K20FCfloatmagK 20mag/sq arcsec isophotal fiducial circ. ap. mag.
K_MSIG_K20FCfloatmagK 1-sigma uncertainty in 20mag/sq arcsec iso.fid.circ. mag.
K_FLG_K20FCintK confusion flag for 20mag/sq arcsec iso. fid. circ. mag.
J_R_EfloatarcsecJ Kron elliptical aperture semi-major axis.
J_M_EfloatmagJ Kron elliptical aperture magnitude
J_MSIG_EfloatmagJ 1-sigma uncertainty in Kron elliptical mag.
J_FLG_EintJ confusion flag for Kron elliptical mag.
H_R_EfloatarcsecH Kron elliptical aperture semi-major axis.
H_M_EfloatmagH Kron elliptical aperture magnitude
H_MSIG_EfloatmagH 1-sigma uncertainty in Kron elliptical mag.
H_FLG_EintH confusion flag for Kron elliptical mag.
K_R_EfloatarcsecK Kron elliptical aperture semi-major axis.
K_M_EfloatmagK Kron elliptical aperture magnitude
K_MSIG_EfloatmagK 1-sigma uncertainty in Kron elliptical mag.
K_FLG_EintK confusion flag for Kron elliptical mag.
J_R_CfloatarcsecJ Kron circular aperture radius.
J_M_CfloatmagJ Kron circular aperture magnitude.
J_MSIG_CfloatmagJ 1-sigma uncertainty in Kron circular mag.
J_FLG_CintJ confusion flag for Kron circular mag.
H_R_CfloatarcsecH Kron circular aperture radius.
H_M_CfloatmagH Kron circular aperture magnitude.
H_MSIG_CfloatmagH 1-sigma uncertainty in Kron circular mag.
H_FLG_CintH confusion flag for Kron circular mag.
K_R_CfloatarcsecK Kron circular aperture radius.
K_M_CfloatmagK Kron circular aperture magnitude.
K_MSIG_CfloatmagK 1-sigma uncertainty in Kron circular mag.
K_FLG_CintK confusion flag for Kron circular mag.
R_FCfloatarcsecK fiducial Kron circular aperture radius.
J_M_FCfloatmagJ fiducial Kron circular magnitude.
J_MSIG_FCfloatmagJ 1-sigma uncertainty in fiducial Kron circ. mag.
J_FLG_FCintJ confusion flag for Kron circular mag. confusion flag for fiducial Kron circ. mag.
H_M_FCfloatmagH fiducial Kron circular magnitude.
H_MSIG_FCfloatmagH 1-sigma uncertainty in fiducial Kron circ. mag.
H_FLG_FCintH confusion flag for Kron circular mag. confusion flag for fiducial Kron circ. mag.
K_M_FCfloatmagK fiducial Kron circular magnitude.
K_MSIG_FCfloatmagK 1-sigma uncertainty in fiducial Kron circ. mag.
K_FLG_FCintK confusion flag for Kron circular mag. confusion flag for fiducial Kron circ. mag.
J_R_I20EfloatarcsecJ 20mag/sq arcsec isophotal elliptical ap. semi-major axis.
J_M_I20EfloatmagJ 20mag/sq arcsec isophotal elliptical ap. magnitude.
J_MSIG_I20EfloatmagJ 1-sigma uncertainty in 20mag/sq arcsec iso. ell. mag.
J_FLG_I20EintJ confusion flag for 20mag/sq arcsec iso. ell. mag.
H_R_I20EfloatarcsecH 20mag/sq arcsec isophotal elliptical ap. semi-major axis.
H_M_I20EfloatmagH 20mag/sq arcsec isophotal elliptical ap. magnitude.
H_MSIG_I20EfloatmagH 1-sigma uncertainty in 20mag/sq arcsec iso. ell. mag.
H_FLG_I20EintH confusion flag for 20mag/sq arcsec iso. ell. mag.
K_R_I20EfloatarcsecK 20mag/sq arcsec isophotal elliptical ap. semi-major axis.
K_M_I20EfloatmagK 20mag/sq arcsec isophotal elliptical ap. magnitude.
K_MSIG_I20EfloatmagK 1-sigma uncertainty in 20mag/sq arcsec iso. ell. mag.
K_FLG_I20EintK confusion flag for 20mag/sq arcsec iso. ell. mag.
J_R_I20CfloatarcsecJ 20mag/sq arcsec isophotal circular aperture radius.
J_M_I20CfloatmagJ 20mag/sq arcsec isophotal circular ap. magnitude.
J_MSIG_I20CfloatmagJ 1-sigma uncertainty in 20mag/sq arcsec iso. circ. mag.
J_FLG_I20CintJ confusion flag for 20mag/sq arcsec iso. circ. mag.
H_R_I20CfloatarcsecH 20mag/sq arcsec isophotal circular aperture radius.
H_M_I20CfloatmagH 20mag/sq arcsec isophotal circular ap. magnitude.
H_MSIG_I20CfloatmagH 1-sigma uncertainty in 20mag/sq arcsec iso. circ. mag.
H_FLG_I20CintH confusion flag for 20mag/sq arcsec iso. circ. mag.
K_R_I20CfloatarcsecK 20mag/sq arcsec isophotal circular aperture radius.
K_M_I20CfloatmagK 20mag/sq arcsec isophotal circular ap. magnitude.
K_MSIG_I20CfloatmagK 1-sigma uncertainty in 20mag/sq arcsec iso. circ. mag.
K_FLG_I20CintK confusion flag for 20mag/sq arcsec iso. circ. mag.
J_R_I21EfloatarcsecJ 21mag/sq arcsec isophotal elliptical ap. semi-major axis.
J_M_I21EfloatmagJ 21mag/sq arcsec isophotal elliptical ap. magnitude.
J_MSIG_I21EfloatmagJ 1-sigma uncertainty in 21mag/sq arcsec iso. ell. mag.
J_FLG_I21EintJ confusion flag for 21mag/sq arcsec iso. ell. mag.
H_R_I21EfloatarcsecH 21mag/sq arcsec isophotal elliptical ap. semi-major axis.
H_M_I21EfloatmagH 21mag/sq arcsec isophotal elliptical ap. magnitude.
H_MSIG_I21EfloatmagH 1-sigma uncertainty in 21mag/sq arcsec iso. ell. mag.
H_FLG_I21EintH confusion flag for 21mag/sq arcsec iso. ell. mag.
K_R_I21EfloatarcsecK 21mag/sq arcsec isophotal elliptical ap. semi-major axis.
K_M_I21EfloatmagK 21mag/sq arcsec isophotal elliptical ap. magnitude.
K_MSIG_I21EfloatmagK 1-sigma uncertainty in 21mag/sq arcsec iso. ell. mag.
K_FLG_I21EintK confusion flag for 21mag/sq arcsec iso. ell. mag.
R_J21FEfloat
J_M_J21FEfloatmagJ 21mag/sq arcsec isophotal fiducial ell. ap. magnitude.
J_MSIG_J21FEfloatmagJ 1-sigma uncertainty in 21mag/sq arcsec iso.fid.ell.mag.
J_FLG_J21FEintJ confusion flag for 21mag/sq arcsec iso. fid. ell. mag.
H_M_J21FEfloatmagH 21mag/sq arcsec isophotal fiducial ell. ap. magnitude.
H_MSIG_J21FEfloatmagH 1-sigma uncertainty in 21mag/sq arcsec iso.fid.ell.mag.
H_FLG_J21FEintH confusion flag for 21mag/sq arcsec iso. fid. ell. mag.
K_M_J21FEfloatmagK 21mag/sq arcsec isophotal fiducial ell. ap. magnitude.
K_MSIG_J21FEfloatmagK 1-sigma uncertainty in 21mag/sq arcsec iso.fid.ell.mag.
K_FLG_J21FEintK confusion flag for 21mag/sq arcsec iso. fid. ell. mag.
J_R_I21CfloatarcsecJ 21mag/sq arcsec isophotal circular aperture radius.
J_M_I21CfloatmagJ 21mag/sq arcsec isophotal circular ap. magnitude.
J_MSIG_I21CfloatmagJ 1-sigma uncertainty in 21mag/sq arcsec iso. circ. mag.
J_FLG_I21CintJ confusion flag for 21mag/sq arcsec iso. circ. mag.
H_R_I21CfloatarcsecH 21mag/sq arcsec isophotal circular aperture radius.
H_M_I21CfloatmagH 21mag/sq arcsec isophotal circular ap. magnitude.
H_MSIG_I21CfloatmagH 1-sigma uncertainty in 21mag/sq arcsec iso. circ. mag.
H_FLG_I21CintH confusion flag for 21mag/sq arcsec iso. circ. mag.
K_R_I21CfloatarcsecK 21mag/sq arcsec isophotal circular aperture radius.
K_M_I21CfloatmagK 21mag/sq arcsec isophotal circular ap. magnitude.
K_MSIG_I21CfloatmagK 1-sigma uncertainty in 21mag/sq arcsec iso. circ. mag.
K_FLG_I21CintK confusion flag for 21mag/sq arcsec iso. circ. mag.
R_J21FCfloatarcsec21mag/sq arcsec isophotal J fiducial circular ap. radius.
J_M_J21FCfloatmagJ 21mag/sq arcsec isophotal fiducial circ. ap. mag.
J_MSIG_J21FCfloatmagJ 1-sigma uncertainty in 21mag/sq arcsec iso.fid.circ.mag.
J_FLG_J21FCintJ confusion flag for 21mag/sq arcsec iso. fid. circ. mag.
H_M_J21FCfloatmagH 21mag/sq arcsec isophotal fiducial circ. ap. mag.
H_MSIG_J21FCfloatmagH 1-sigma uncertainty in 21mag/sq arcsec iso.fid.circ.mag.
H_FLG_J21FCintH confusion flag for 21mag/sq arcsec iso. fid. circ. mag.
K_M_J21FCfloatmagK 21mag/sq arcsec isophotal fiducial circ. ap. mag.
K_MSIG_J21FCfloatmagK 1-sigma uncertainty in 21mag/sq arcsec iso.fid.circ.mag.
K_FLG_J21FCintK confusion flag for 21mag/sq arcsec iso. fid. circ. mag.
J_M_SYSfloatmagJ system photometry magnitude.
J_MSIG_SYSfloatmagJ 1-sigma uncertainty in system photometry mag.
H_M_SYSfloatmagH system photometry magnitude.
H_MSIG_SYSfloatmagH 1-sigma uncertainty in system photometry mag.
K_M_SYSfloatmagK system photometry magnitude.
K_MSIG_SYSfloatmagK 1-sigma uncertainty in system photometry mag.
SYS_FLGintsystem flag: 0=no system, 1=nearby galaxy flux incl. in mag.
CONTAM_FLGintcontamination flag: 0=no stars, 1=stellar flux incl. in mag.
J_5SIG_BAfloatJ minor/major axis ratio fit to the 5-sigma isophote.
J_5SIG_PHIintdegJ angle to 5-sigma major axis (E of N).
H_5SIG_BAfloatH minor/major axis ratio fit to the 5-sigma isophote.
H_5SIG_PHIintdegH angle to 5-sigma major axis (E of N).
K_5SIG_BAfloatK minor/major axis ratio fit to the 5-sigma isophote.
K_5SIG_PHIintdegK angle to 5-sigma major axis (E of N).
J_D_AREAintsq arcsecJ 5-sigma to 3-sigma differential area.
J_PERC_DAREAintsq arcsecJ 5-sigma to 3-sigma percent area change.
H_D_AREAintsq arcsecH 5-sigma to 3-sigma differential area.
H_PERC_DAREAintsq arcsecH 5-sigma to 3-sigma percent area change.
K_D_AREAintsq arcsecK 5-sigma to 3-sigma differential area.
K_PERC_DAREAintsq arcsecK 5-sigma to 3-sigma percent area change.
J_BISYM_RATfloatJ bi-symmetric flux ratio.
J_BISYM_CHIfloatJ bi-symmetric cross-correlation chi.
H_BISYM_RATfloatH bi-symmetric flux ratio.
H_BISYM_CHIfloatH bi-symmetric cross-correlation chi.
K_BISYM_RATfloatK bi-symmetric flux ratio.
K_BISYM_CHIfloatK bi-symmetric cross-correlation chi.
J_SH0floatJ ridge shape (LCSB: BSNR limit).
J_SIG_SH0floatJ ridge shape sigma (LCSB: B2SNR limit).
H_SH0floatH ridge shape (LCSB: BSNR limit).
H_SIG_SH0floatH ridge shape sigma (LCSB: B2SNR limit).
K_SH0floatK ridge shape (LCSB: BSNR limit).
K_SIG_SH0floatK ridge shape sigma (LCSB: B2SNR limit).
J_SC_MXDNfloatJ mxdn (score) (LCSB: BSNR - block/smoothed SNR)
J_SC_SHfloatJ shape (score).
J_SC_WSHfloatJ wsh (score) (LCSB: PSNR - peak raw SNR).
J_SC_R23floatJ r23 (score) (LCSB: TSNR - integrated SNR for r=15).
J_SC_1MMfloatJ 1st moment (score) (LCSB: super blk 2,4,8 SNR).
J_SC_2MMfloatJ 2nd moment (score) (LCSB: SNRMAX - super SNR max).
J_SC_VINTfloatJ vint (score).
J_SC_R1floatJ r1 (score).
J_SC_MSHfloatJ median shape score.
H_SC_MXDNfloatH mxdn (score) (LCSB: BSNR - block/smoothed SNR)
H_SC_SHfloatH shape (score).
H_SC_WSHfloatH wsh (score) (LCSB: PSNR - peak raw SNR).
H_SC_R23floatH r23 (score) (LCSB: TSNR - integrated SNR for r=15).
H_SC_1MMfloatH 1st moment (score) (LCSB: super blk 2,4,8 SNR).
H_SC_2MMfloatH 2nd moment (score) (LCSB: SNRMAX - super SNR max).
H_SC_VINTfloatH vint (score).
H_SC_R1floatH r1 (score).
H_SC_MSHfloatH median shape score.
K_SC_MXDNfloatK mxdn (score) (LCSB: BSNR - block/smoothed SNR)
K_SC_SHfloatK shape (score).
K_SC_WSHfloatK wsh (score) (LCSB: PSNR - peak raw SNR).
K_SC_R23floatK r23 (score) (LCSB: TSNR - integrated SNR for r=15).
K_SC_1MMfloatK 1st moment (score) (LCSB: super blk 2,4,8 SNR).
K_SC_2MMfloatK 2nd moment (score) (LCSB: SNRMAX - super SNR max).
K_SC_VINTfloatK vint (score).
K_SC_R1floatK r1 (score).
K_SC_MSHfloatK median shape score.
J_CHIF_ELLFfloatJ % chi-fraction for elliptical fit to 3-sig isophote.
K_CHIF_ELLFfloatK % chi-fraction for elliptical fit to 3-sig isophote.
ELLFIT_FLGintellipse fitting contamination flag.
SUP_CHIF_ELLFfloatsuper-coadd % chi-fraction for ellip. fit to 3-sig isophote.
N_BLANKintnumber of blanked source records.
N_SUBintnumber of subtracted source records.
BL_SUB_FLGintblanked/subtracted src description flag.
ID_FLGinttype/galaxy ID flag (0=non-catalog, 1=catalog, 2=LCSB).
ID_CATstringmatched galaxy catalog name.
FG_FLGstringflux-growth convergence flag.
BLK_FACintLCSB blocking factor (1, 2, 4, 8).
DUP_SRCintDuplicate source flag.
USE_SRCintUse source flag.
PROXfloatarcsecProximity. The distance between this source and its nearest neighbor in the PSC.
PXPAintdegThe position angle on the sky of the vector from the source to the nearest neighbor in the PSC, East of North.
PXCNTRintext_key value of nearest XSC source.
DIST_EDGE_NSintThe distance from the source to the nearest North or South scan edge.
DIST_EDGE_EWintarcsecThe distance from the source to the nearest East or West scan edge.
DIST_EDGE_FLGstringflag indicating which edges ([n|s][e|w]) are nearest to src.
PTS_KEYintkey to point source data DB record.
MP_KEYintkey to minor planet prediction DB record.
NIGHT_KEYintkey to night data record in "scan DB".
SCAN_KEYintkey to scan data record in "scan DB".
COADD_KEYintkey to coadd data record in "scan DB".
HEMISstringhemisphere (N/S) of observation. "n" = North/Mt. Hopkins; "s" = South/CTIO.
DATEstringThe observation reference date for this source expressed in ISO standard format.
SCANintscan number (unique within date).
COADDint3-digit coadd number (unique within scan).
X_COADDfloatpixx (cross-scan) position (coadd coord.).
Y_COADDfloatpixy (in-scan) position (coadd coord.).
J_SUBST2floatJ residual background #2 (score).
H_SUBST2floatH residual background #2 (score).
K_SUBST2floatK residual background #2 (score).
J_BACKfloatmag/sq arcsecJ coadd median background.
H_BACKfloatmag/sq arcsecH coadd median background.
K_BACKfloatmag/sq arcsecK coadd median background.
J_RESID_ANNfloatmag/sq arcsecJ residual annulus background median.
H_RESID_ANNfloatmag/sq arcsecH residual annulus background median.
K_RESID_ANNfloatmag/sq arcsecK residual annulus background median.
J_BNDG_PERintJ banding Fourier Transf. period on this side of coadd.
J_BNDG_AMPfloatJ banding maximum FT amplitude on this side of coadd.
H_BNDG_PERintH banding Fourier Transf. period on this side of coadd.
H_BNDG_AMPfloatH banding maximum FT amplitude on this side of coadd.
K_BNDG_PERintK banding Fourier Transf. period on this side of coadd.
K_BNDG_AMPfloatK banding maximum FT amplitude on this side of coadd.
J_SEETRACKfloatJ band seetracking score.
H_SEETRACKfloatH band seetracking score.
K_SEETRACKfloatK band seetracking score.
EXT_KEYintentry counter (key) number (unique within table).
TMASSXSC_IDintsource ID number (unique within scan, coadd).
J_M_5floatmagJ-band circular aperture magnitude (5 arcsec radius)
J_MSIG_5floatmagerror in J-band circular aperture magnitude (5 arcsec radius)
J_FLG_5intJ confusion flag for 5 arcsec circular ap. mag.
J_M_7floatmagJ-band circular aperture magnitude (7 arcsec radius)
J_MSIG_7floatmagerror in J-band circular aperture magnitude (7 arcsec radius)
J_FLG_7intJ confusion flag for 7 arcsec circular ap. mag.
J_M_10floatmagJ-band circular aperture magnitude (10 arcsec radius)
J_MSIG_10floatmagerror in J-band circular aperture magnitude (10 arcsec radius)
J_FLG_10intJ confusion flag for 10 arcsec circular ap. mag.
J_M_15floatmagJ-band circular aperture magnitude (15 arcsec radius)
J_MSIG_15floatmagerror in J-band circular aperture magnitude (15 arcsec radius)
J_FLG_15intJ confusion flag for 15 arcsec circular ap. mag.
J_M_20floatmagJ-band circular aperture magnitude (20 arcsec radius)
J_MSIG_20floatmagerror in J-band circular aperture magnitude (20 arcsec radius)
J_FLG_20intJ confusion flag for 20 arcsec circular ap. mag.
J_M_25floatmagJ-band circular aperture magnitude (25 arcsec radius)
J_MSIG_25floatmagerror in J-band circular aperture magnitude (25 arcsec radius)
J_FLG_25intJ confusion flag for 25 arcsec circular ap. mag.
J_M_30floatmagJ-band circular aperture magnitude (30 arcsec radius)
J_MSIG_30floatmagerror in J-band circular aperture magnitude (30 arcsec radius)
J_FLG_30intJ confusion flag for 30 arcsec circular ap. mag.
J_M_40floatmagJ-band circular aperture magnitude (40 arcsec radius)
J_MSIG_40floatmagerror in J-band circular aperture magnitude (40 arcsec radius)
J_FLG_40intJ confusion flag for 40 arcsec circular ap. mag.
J_M_50floatmagJ-band circular aperture magnitude (50 arcsec radius)
J_MSIG_50floatmagerror in J-band circular aperture magnitude (50 arcsec radius)
J_FLG_50intJ confusion flag for 50 arcsec circular ap. mag.
J_M_60floatmagJ-band circular aperture magnitude (60 arcsec radius)
J_MSIG_60floatmagerror in J-band circular aperture magnitude (60 arcsec radius)
J_FLG_60intJ confusion flag for 60 arcsec circular ap. mag.
J_M_70floatmagJ-band circular aperture magnitude (70 arcsec radius)
J_MSIG_70floatmagerror in J-band circular aperture magnitude (70 arcsec radius)
J_FLG_70intJ confusion flag for 70 arcsec circular ap. mag.
H_M_5floatmagH-band circular aperture magnitude (5 arcsec radius)
H_MSIG_5floatmagerror in H-band circular aperture magnitude (5 arcsec radius)
H_FLG_5intH confusion flag for 5 arcsec circular ap. mag.
H_M_7floatmagH-band circular aperture magnitude (7 arcsec radius)
H_MSIG_7floatmagerror in H-band circular aperture magnitude (7 arcsec radius)
H_FLG_7intH confusion flag for 7 arcsec circular ap. mag.
H_M_10floatmagH-band circular aperture magnitude (10 arcsec radius)
H_MSIG_10floatmagerror in H-band circular aperture magnitude (10 arcsec radius)
H_FLG_10intH confusion flag for 10 arcsec circular ap. mag.
H_M_15floatmagH-band circular aperture magnitude (15 arcsec radius)
H_MSIG_15floatmagerror in H-band circular aperture magnitude (15 arcsec radius)
H_FLG_15intH confusion flag for 15 arcsec circular ap. mag.
H_M_20floatmagH-band circular aperture magnitude (20 arcsec radius)
H_MSIG_20floatmagerror in H-band circular aperture magnitude (20 arcsec radius)
H_FLG_20intH confusion flag for 20 arcsec circular ap. mag.
H_M_25floatmagH-band circular aperture magnitude (25 arcsec radius)
H_MSIG_25floatmagerror in H-band circular aperture magnitude (25 arcsec radius)
H_FLG_25intH confusion flag for 25 arcsec circular ap. mag.
H_M_30floatmagH-band circular aperture magnitude (30 arcsec radius)
H_MSIG_30floatmagerror in H-band circular aperture magnitude (30 arcsec radius)
H_FLG_30intH confusion flag for 30 arcsec circular ap. mag.
H_M_40floatmagH-band circular aperture magnitude (40 arcsec radius)
H_MSIG_40floatmagerror in H-band circular aperture magnitude (40 arcsec radius)
H_FLG_40intH confusion flag for 40 arcsec circular ap. mag.
H_M_50floatmagH-band circular aperture magnitude (50 arcsec radius)
H_MSIG_50floatmagerror in H-band circular aperture magnitude (50 arcsec radius)
H_FLG_50intH confusion flag for 50 arcsec circular ap. mag.
H_M_60floatmagH-band circular aperture magnitude (60 arcsec radius)
H_MSIG_60floatmagerror in H-band circular aperture magnitude (60 arcsec radius)
H_FLG_60intH confusion flag for 60 arcsec circular ap. mag.
H_M_70floatmagH-band circular aperture magnitude (70 arcsec radius)
H_MSIG_70floatmagerror in H-band circular aperture magnitude (70 arcsec radius)
H_FLG_70intH confusion flag for 70 arcsec circular ap. mag.
K_M_5floatmagK-band circular aperture magnitude (5 arcsec radius)
K_MSIG_5floatmagerror in K-band circular aperture magnitude (5 arcsec radius)
K_FLG_5intK confusion flag for 5 arcsec circular ap. mag.
K_M_7floatmagK-band circular aperture magnitude (7 arcsec radius)
K_MSIG_7floatmagerror in K-band circular aperture magnitude (7 arcsec radius)
K_FLG_7intK confusion flag for 7 arcsec circular ap. mag.
K_M_10floatmagK-band circular aperture magnitude (10 arcsec radius)
K_MSIG_10floatmagerror in K-band circular aperture magnitude (10 arcsec radius)
K_FLG_10intK confusion flag for 10 arcsec circular ap. mag.
K_M_15floatmagK-band circular aperture magnitude (15 arcsec radius)
K_MSIG_15floatmagerror in K-band circular aperture magnitude (15 arcsec radius)
K_FLG_15intK confusion flag for 15 arcsec circular ap. mag.
K_M_20floatmagK-band circular aperture magnitude (20 arcsec radius)
K_MSIG_20floatmagerror in K-band circular aperture magnitude (20 arcsec radius)
K_FLG_20intK confusion flag for 20 arcsec circular ap. mag.
K_M_25floatmagK-band circular aperture magnitude (25 arcsec radius)
K_MSIG_25floatmagerror in K-band circular aperture magnitude (25 arcsec radius)
K_FLG_25intK confusion flag for 25 arcsec circular ap. mag.
K_M_30floatmagK-band circular aperture magnitude (30 arcsec radius)
K_MSIG_30floatmagerror in K-band circular aperture magnitude (30 arcsec radius)
K_FLG_30intK confusion flag for 30 arcsec circular ap. mag.
K_M_40floatmagK-band circular aperture magnitude (40 arcsec radius)
K_MSIG_40floatmagerror in K-band circular aperture magnitude (40 arcsec radius)
K_FLG_40intK confusion flag for 40 arcsec circular ap. mag.
K_M_50floatmagK-band circular aperture magnitude (50 arcsec radius)
K_MSIG_50floatmagerror in K-band circular aperture magnitude (50 arcsec radius)
K_FLG_50intK confusion flag for 50 arcsec circular ap. mag.
K_M_60floatmagK-band circular aperture magnitude (60 arcsec radius)
K_MSIG_60floatmagerror in K-band circular aperture magnitude (60 arcsec radius)
K_FLG_60intK confusion flag for 60 arcsec circular ap. mag.
K_M_70floatmagK-band circular aperture magnitude (70 arcsec radius)
K_MSIG_70floatmagerror in K-band circular aperture magnitude (70 arcsec radius)
K_FLG_70intK confusion flag for 70 arcsec circular ap. mag.

Table USNO

SDSS objects that match to USNO-B objects have their match parameters stored her

ColumnTypeUnitsUCDErrorDescriptionLinks
OBJIDlongunique id, points to photoObj
RAdoubledegJ2000 right ascension in USNO-B1.0
DECdoubledegJ2000 declination in USNO-B1.0
RAERRdoublearcsecerror in R.A.
DECERRdoublearcsecerror in Dec
MEANEPOCHdoubleyearsmean epoch of RA/Dec
MURAfloatmas/yrproper motion in RA
MUDECfloatmas/yrproper motion in Dec
PROPERMOTIONfloat0.01 arcsec/yrtotal proper motion
ANGLEfloatdegposition angle of proper motion (East of North)
MURAERRfloatmas/yrerror in proper motion in RA
MUDECERRfloatmas/yrerror in proper motion in Dec
MUPROBfloatprobability of proper motion
MUFLAGintproper motion flag (0 no, 1 yes)
SFITRAfloatmassigma of individual observations around best fit motion in RA
SFITDECfloatmassigma of individual observations around best fit motion in RA
NFITPTintnumber of observations used in the fit
MAG_B1floatmag
MAG_R1floatmag
MAG_B2floatmag
MAG_R2floatmag
MAG_I2floatmag
FLDID_B1intfield id in first blue survey
FLDID_R1intfield id in first red survey
FLDID_B2intfield id in second blue survey
FLDID_R2intfield id in second red survey
FLDID_I2intfield id in N survey
SG_B1intstar/galaxy separation flag in first blue survey (values of 0 to 3 are probably stellar, values of 8 to 11 are probably non-stellar)
SG_R1intstar/galaxy separation flag in first red survey (values of 0 to 3 are probably stellar, values of 8 to 11 are probably non-stellar)
SG_B2intstar/galaxy separation flag in second blue survey (values of 0 to 3 are probably stellar, values of 8 to 11 are probably non-stellar)
SG_R2intstar/galaxy separation flag in second red survey (values of 0 to 3 are probably stellar, values of 8 to 11 are probably non-stellar)
SG_I2intstar/galaxy separation flag in N survey (values of 0 to 3 are probably stellar, values of 8 to 11 are probably non-stellar)
FLDEPOCH_B1floatepoch of observation in first blue survey
FLDEPOCH_R1floatepoch of observation in first red survey
FLDEPOCH_B2floatepoch of observation in second blue survey
FLDEPOCH_R2floatepoch of observation in second red survey
FLDEPOCH_I2floatepoch of observation in N survey

Table Versions

Tracks the versioning history of the databas

ColumnTypeUnitsUCDErrorDescriptionLinks
eventstringThe event that happened
previousstringVersion before the patch
checksumstringChecksum before the patch
versionstringVersion after the patch
descriptionstringSummary of changes
textstringDetails of changes in HTML form
whostringPerson(s) responsible
whenstringWhen it happened

Table Zone

Table to organize objects into declination zone

ColumnTypeUnitsUCDErrorDescriptionLinks
zoneIDintid counts from -90 degrees == 0
radoubledegra of object
decdoubledegdeclination of object
objIDlongobject ID
typeintobject type (star, galaxy)
modeintmode is primary, secondary, family, outside
cxdoubleCartesian x of the object
cydoubleCartesian y of the object
czdoubleCartesian z of the object
nativeinttrue if obj is local, false if from the destination dataset

Table detectionIndex

Full list of all detections, with associated 'thing' assignment

ColumnTypeUnitsUCDErrorDescriptionLinks
thingIdlongthing ID number
objIdlongobject ID number (from run, camcol, field, id, rerun)
loadVersionintLoad Version

Table emissionLinesPort

Emission line kinematics results for BOSS galaxies using GANDAL

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
plateintPlate number
fiberIDintFiber ID
mjdintdaysMJD of observation
radoubledegRight ascension of fiber, J2000
decdoubledegDeclination of fiber, J2000
zfloatRedshift used (corresponds to z_noqso in specObjAll)
zErrfloatError in z (corresponds to zErr_noqso in specObjAll)
zNumintIndex of chi^2 minimum corresponding to z_noqso
velStarsfloatkm/sstellar velocity
redshiftfloatGANDALF-corrected redshift
sigmaStarsfloatkm/sStellar velocity dispersion
sigmaStarsErrfloatkm/sError on measurement of stellar velocity dispersion
chisqfloatchi-squared of best-fit template
bptstringClassification from Kauffmann et al. (2003), Kewley et al. (2001) and Schawinski et al. (2007) for objects with the emission lines Hβ, [OIII], Hα, [NII] available with A/N > 1.5. Possible values: "BLANK" (if emission lines not available), "Star Forming", "Seyfert", "LINER", "Seyfert/LINER", "Composite"
ebmvfloatmagE(B-V) for internal reddening estimated from emission lines
ebmv_errfloatmagError in E(B-V)for internal reddening estimated from emission lines
Error_WarningintSet to 1 if error calculation failed (errors all set to zero in that case); otherwise, set to 0
V_HeII_3203floatkm/sVelocity of emission line HeII 3203
V_HeII_3203_Errfloatkm/sError in velocity of emission line HeII 3203
Sigma_HeII_3203floatkm/sVelocity dispersion of emission line HeII 3203
Sigma_HeII_3203_Errfloatkm/sError in velocity dispersion of emission line HeII 3203
Amplitude_HeII_3203float10^-17 ergs/cm^2/s/AAmplitude of emission line HeII 3203
Amplitude_HeII_3203_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line HeII 3203
Flux_HeII_3203float10^-17 ergs/cm^2/s/AFlux of emission line HeII 3203
Flux_HeII_3203_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line HeII 3203
EW_HeII_3203floatAngstromsEquivalent width of emission line HeII 3203
EW_HeII_3203_ErrfloatAngstromsError in equivalent width of emission line HeII 3203
Flux_Cont_HeII_3203float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line HeII 3203
Flux_Cont_HeII_3203_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line HeII 3203
Fit_Warning_HeII_3203intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_HeII_3203floatkm/sAmplitude-over-noise of emission line HeII 3203
V_NeV_3345floatkm/sVelocity of emission line [NeV] 3345
V_NeV_3345_Errfloatkm/sError in velocity of emission line [NeV] 3345
Sigma_NeV_3345floatkm/sVelocity dispersion of emission line [NeV] 3345
Sigma_NeV_3345_Errfloatkm/sError in velocity dispersion of emission line [NeV] 3345
Amplitude_NeV_3345float10^-17 ergs/cm^2/s/AAmplitude of emission line [NeV] 3345
Amplitude_NeV_3345_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NeV] 3345
Flux_NeV_3345float10^-17 ergs/cm^2/s/AFlux of emission line [NeV] 3345
Flux_NeV_3345_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NeV] 3345
EW_NeV_3345floatAngstromsEquivalent width of emission line [NeV] 3345
EW_NeV_3345_ErrfloatAngstromsError in equivalent width of emission line [NeV] 3345
Flux_Cont_NeV_3345float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NeV] 3345
Flux_Cont_NeV_3345_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NeV] 3345
Fit_Warning_NeV_3345intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_NeV_3345floatkm/sAmplitude-over-noise of emission line [NeV] 3345
V_NeV_3425floatkm/sVelocity of emission line [NeV] 3425
V_NeV_3425_Errfloatkm/sError in velocity of emission line [NeV] 3425
Sigma_NeV_3425floatkm/sVelocity dispersion of emission line [NeV] 3425
Sigma_NeV_3425_Errfloatkm/sError in velocity dispersion of emission line [NeV] 3425
Amplitude_NeV_3425float10^-17 ergs/cm^2/s/AAmplitude of emission line [NeV] 3425
Amplitude_NeV_3425_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NeV] 3425
Flux_NeV_3425float10^-17 ergs/cm^2/s/AFlux of emission line [NeV] 3425
Flux_NeV_3425_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NeV] 3425
EW_NeV_3425floatAngstromsEquivalent width of emission line [NeV] 3425
EW_NeV_3425_ErrfloatAngstromsError in equivalent width of emission line [NeV] 3425
Flux_Cont_NeV_3425float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NeV] 3425
Flux_Cont_NeV_3425_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NeV] 3425
Fit_Warning_NeV_3425intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_NeV_3425floatkm/sAmplitude-over-noise of emission line [NeV] 3425
V_OII_3726floatkm/sVelocity of emission line [OII] 3726
V_OII_3726_Errfloatkm/sError in velocity of emission line [OII] 3726
Sigma_OII_3726floatkm/sVelocity dispersion of emission line [OII] 3726
Sigma_OII_3726_Errfloatkm/sError in velocity dispersion of emission line [OII] 3726
Amplitude_OII_3726float10^-17 ergs/cm^2/s/AAmplitude of emission line [OII] 3726
Amplitude_OII_3726_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [OII] 3726
Flux_OII_3726float10^-17 ergs/cm^2/s/AFlux of emission line [OII] 3726
Flux_OII_3726_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [OII] 3726
EW_OII_3726floatAngstromsEquivalent width of emission line [OII] 3726
EW_OII_3726_ErrfloatAngstromsError in equivalent width of emission line [OII] 3726
Flux_Cont_OII_3726float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [OII] 3726
Flux_Cont_OII_3726_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [OII] 3726
Fit_Warning_OII_3726intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_OII_3726floatkm/sAmplitude-over-noise of emission line [OII] 3726
V_OII_3728floatkm/sVelocity of emission line [OII] 3728
V_OII_3728_Errfloatkm/sError in velocity of emission line [OII] 3728
Sigma_OII_3728floatkm/sVelocity dispersion of emission line [OII] 3728
Sigma_OII_3728_Errfloatkm/sError in velocity dispersion of emission line [OII] 3728
Amplitude_OII_3728float10^-17 ergs/cm^2/s/AAmplitude of emission line [OII] 3728
Amplitude_OII_3728_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [OII] 3728
Flux_OII_3728float10^-17 ergs/cm^2/s/AFlux of emission line [OII] 3728
Flux_OII_3728_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [OII] 3728
EW_OII_3728floatAngstromsEquivalent width of emission line [OII] 3728
EW_OII_3728_ErrfloatAngstromsError in equivalent width of emission line [OII] 3728
Flux_Cont_OII_3728float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [OII] 3728
Flux_Cont_OII_3728_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [OII] 3728
Fit_Warning_OII_3728intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_OII_3728floatkm/sAmplitude-over-noise of emission line [OII] 3728
V_NeIII_3868floatkm/sVelocity of emission line [NeIII] 3868
V_NeIII_3868_Errfloatkm/sError in velocity of emission line [NeIII] 3868
Sigma_NeIII_3868floatkm/sVelocity dispersion of emission line [NeIII] 3868
Sigma_NeIII_3868_Errfloatkm/sError in velocity dispersion of emission line [NeIII] 3868
Amplitude_NeIII_3868float10^-17 ergs/cm^2/s/AAmplitude of emission line [NeIII] 3868
Amplitude_NeIII_3868_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NeIII] 3868
Flux_NeIII_3868float10^-17 ergs/cm^2/s/AFlux of emission line [NeIII] 3868
Flux_NeIII_3868_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NeIII] 3868
EW_NeIII_3868floatAngstromsEquivalent width of emission line [NeIII] 3868
EW_NeIII_3868_ErrfloatAngstromsError in equivalent width of emission line [NeIII] 3868
Flux_Cont_NeIII_3868float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NeIII] 3868
Flux_Cont_NeIII_3868_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NeIII] 3868
Fit_Warning_NeIII_3868intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_NeIII_3868floatkm/sAmplitude-over-noise of emission line [NeIII] 3868
V_NeIII_3967floatkm/sVelocity of emission line [NeIII] 3967
V_NeIII_3967_Errfloatkm/sError in velocity of emission line [NeIII] 3967
Sigma_NeIII_3967floatkm/sVelocity dispersion of emission line [NeIII] 3967
Sigma_NeIII_3967_Errfloatkm/sError in velocity dispersion of emission line [NeIII] 3967
Amplitude_NeIII_3967float10^-17 ergs/cm^2/s/AAmplitude of emission line [NeIII] 3967
Amplitude_NeIII_3967_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NeIII] 3967
Flux_NeIII_3967float10^-17 ergs/cm^2/s/AFlux of emission line [NeIII] 3967
Flux_NeIII_3967_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NeIII] 3967
EW_NeIII_3967floatAngstromsEquivalent width of emission line [NeIII] 3967
EW_NeIII_3967_ErrfloatAngstromsError in equivalent width of emission line [NeIII] 3967
Flux_Cont_NeIII_3967float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NeIII] 3967
Flux_Cont_NeIII_3967_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NeIII] 3967
Fit_Warning_NeIII_3967intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_NeIII_3967floatkm/sAmplitude-over-noise of emission line [NeIII] 3967
V_H5_3889floatkm/sVelocity of emission line H5 3889
V_H5_3889_Errfloatkm/sError in velocity of emission line H5 3889
Sigma_H5_3889floatkm/sVelocity dispersion of emission line H5 3889
Sigma_H5_3889_Errfloatkm/sError in velocity dispersion of emission line H5 3889
Amplitude_H5_3889float10^-17 ergs/cm^2/s/AAmplitude of emission line H5 3889
Amplitude_H5_3889_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line H5 3889
Flux_H5_3889float10^-17 ergs/cm^2/s/AFlux of emission line H5 3889
Flux_H5_3889_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line H5 3889
EW_H5_3889floatAngstromsEquivalent width of emission line H5 3889
EW_H5_3889_ErrfloatAngstromsError in equivalent width of emission line H5 3889
Flux_Cont_H5_3889float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line H5 3889
Flux_Cont_H5_3889_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line H5 3889
Fit_Warning_H5_3889intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_H5_3889floatkm/sAmplitude-over-noise of emission line H5 3889
V_He_3970floatkm/sVelocity of emission line He 3970
V_He_3970_Errfloatkm/sError in velocity of emission line He 3970
Sigma_He_3970floatkm/sVelocity dispersion of emission line He 3970
Sigma_He_3970_Errfloatkm/sError in velocity dispersion of emission line He 3970
Amplitude_He_3970float10^-17 ergs/cm^2/s/AAmplitude of emission line He 3970
Amplitude_He_3970_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line He 3970
Flux_He_3970float10^-17 ergs/cm^2/s/AFlux of emission line He 3970
Flux_He_3970_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line He 3970
EW_He_3970floatAngstromsEquivalent width of emission line He 3970
EW_He_3970_ErrfloatAngstromsError in equivalent width of emission line He 3970
Flux_Cont_He_3970float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line He 3970
Flux_Cont_He_3970_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line He 3970
Fit_Warning_He_3970intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_He_3970floatkm/sAmplitude-over-noise of emission line He 3970
V_Hd_4101floatkm/sVelocity of emission line Hd 4101
V_Hd_4101_Errfloatkm/sError in velocity of emission line Hd 4101
Sigma_Hd_4101floatkm/sVelocity dispersion of emission line Hd 4101
Sigma_Hd_4101_Errfloatkm/sError in velocity dispersion of emission line Hd 4101
Amplitude_Hd_4101float10^-17 ergs/cm^2/s/AAmplitude of emission line Hd 4101
Amplitude_Hd_4101_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line Hd 4101
Flux_Hd_4101float10^-17 ergs/cm^2/s/AFlux of emission line Hd 4101
Flux_Hd_4101_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line Hd 4101
EW_Hd_4101floatAngstromsEquivalent width of emission line Hd 4101
EW_Hd_4101_ErrfloatAngstromsError in equivalent width of emission line Hd 4101
Flux_Cont_Hd_4101float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line Hd 4101
Flux_Cont_Hd_4101_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line Hd 4101
Fit_Warning_Hd_4101intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_Hd_4101floatkm/sAmplitude-over-noise of emission line Hd 4101
V_Hg_4340floatkm/sVelocity of emission line Hg 4340
V_Hg_4340_Errfloatkm/sError in velocity of emission line Hg 4340
Sigma_Hg_4340floatkm/sVelocity dispersion of emission line Hg 4340
Sigma_Hg_4340_Errfloatkm/sError in velocity dispersion of emission line Hg 4340
Amplitude_Hg_4340float10^-17 ergs/cm^2/s/AAmplitude of emission line Hg 4340
Amplitude_Hg_4340_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line Hg 4340
Flux_Hg_4340float10^-17 ergs/cm^2/s/AFlux of emission line Hg 4340
Flux_Hg_4340_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line Hg 4340
EW_Hg_4340floatAngstromsEquivalent width of emission line Hg 4340
EW_Hg_4340_ErrfloatAngstromsError in equivalent width of emission line Hg 4340
Flux_Cont_Hg_4340float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line Hg 4340
Flux_Cont_Hg_4340_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line Hg 4340
Fit_Warning_Hg_4340intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_Hg_4340floatkm/sAmplitude-over-noise of emission line Hg 4340
V_OIII_4363floatkm/sVelocity of emission line [OIII] 4363
V_OIII_4363_Errfloatkm/sError in velocity of emission line [OIII] 4363
Sigma_OIII_4363floatkm/sVelocity dispersion of emission line [OIII] 4363
Sigma_OIII_4363_Errfloatkm/sError in velocity dispersion of emission line [OIII] 4363
Amplitude_OIII_4363float10^-17 ergs/cm^2/s/AAmplitude of emission line [OIII] 4363
Amplitude_OIII_4363_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [OIII] 4363
Flux_OIII_4363float10^-17 ergs/cm^2/s/AFlux of emission line [OIII] 4363
Flux_OIII_4363_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [OIII] 4363
EW_OIII_4363floatAngstromsEquivalent width of emission line [OIII] 4363
EW_OIII_4363_ErrfloatAngstromsError in equivalent width of emission line [OIII] 4363
Flux_Cont_OIII_4363float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [OIII] 4363
Flux_Cont_OIII_4363_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [OIII] 4363
Fit_Warning_OIII_4363intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_OIII_4363floatkm/sAmplitude-over-noise of emission line [OIII] 4363
V_HeII_4685floatkm/sVelocity of emission line HeII 4685
V_HeII_4685_Errfloatkm/sError in velocity of emission line HeII 4685
Sigma_HeII_4685floatkm/sVelocity dispersion of emission line HeII 4685
Sigma_HeII_4685_Errfloatkm/sError in velocity dispersion of emission line HeII 4685
Amplitude_HeII_4685float10^-17 ergs/cm^2/s/AAmplitude of emission line HeII 4685
Amplitude_HeII_4685_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line HeII 4685
Flux_HeII_4685float10^-17 ergs/cm^2/s/AFlux of emission line HeII 4685
Flux_HeII_4685_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line HeII 4685
EW_HeII_4685floatAngstromsEquivalent width of emission line HeII 4685
EW_HeII_4685_ErrfloatAngstromsError in equivalent width of emission line HeII 4685
Flux_Cont_HeII_4685float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line HeII 4685
Flux_Cont_HeII_4685_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line HeII 4685
Fit_Warning_HeII_4685intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_HeII_4685floatkm/sAmplitude-over-noise of emission line HeII 4685
V_ArIV_4711floatkm/sVelocity of emission line [ArIV] 4711
V_ArIV_4711_Errfloatkm/sError in velocity of emission line [ArIV] 4711
Sigma_ArIV_4711floatkm/sVelocity dispersion of emission line [ArIV] 4711
Sigma_ArIV_4711_Errfloatkm/sError in velocity dispersion of emission line [ArIV] 4711
Amplitude_ArIV_4711float10^-17 ergs/cm^2/s/AAmplitude of emission line [ArIV] 4711
Amplitude_ArIV_4711_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [ArIV] 4711
Flux_ArIV_4711float10^-17 ergs/cm^2/s/AFlux of emission line [ArIV] 4711
Flux_ArIV_4711_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [ArIV] 4711
EW_ArIV_4711floatAngstromsEquivalent width of emission line [ArIV] 4711
EW_ArIV_4711_ErrfloatAngstromsError in equivalent width of emission line [ArIV] 4711
Flux_Cont_ArIV_4711float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [ArIV] 4711
Flux_Cont_ArIV_4711_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [ArIV] 4711
Fit_Warning_ArIV_4711intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_ArIV_4711floatkm/sAmplitude-over-noise of emission line [ArIV] 4711
V_ArIV_4740floatkm/sVelocity of emission line [ArIV] 4740
V_ArIV_4740_Errfloatkm/sError in velocity of emission line [ArIV] 4740
Sigma_ArIV_4740floatkm/sVelocity dispersion of emission line [ArIV] 4740
Sigma_ArIV_4740_Errfloatkm/sError in velocity dispersion of emission line [ArIV] 4740
Amplitude_ArIV_4740float10^-17 ergs/cm^2/s/AAmplitude of emission line [ArIV] 4740
Amplitude_ArIV_4740_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [ArIV] 4740
Flux_ArIV_4740float10^-17 ergs/cm^2/s/AFlux of emission line [ArIV] 4740
Flux_ArIV_4740_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [ArIV] 4740
EW_ArIV_4740floatAngstromsEquivalent width of emission line [ArIV] 4740
EW_ArIV_4740_ErrfloatAngstromsError in equivalent width of emission line [ArIV] 4740
Flux_Cont_ArIV_4740float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [ArIV] 4740
Flux_Cont_ArIV_4740_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [ArIV] 4740
Fit_Warning_ArIV_4740intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_ArIV_4740floatkm/sAmplitude-over-noise of emission line [ArIV] 4740
V_Hb_4861floatkm/sVelocity of emission line Hb 4861
V_Hb_4861_Errfloatkm/sError in velocity of emission line Hb 4861
Sigma_Hb_4861floatkm/sVelocity dispersion of emission line Hb 4861
Sigma_Hb_4861_Errfloatkm/sError in velocity dispersion of emission line Hb 4861
Amplitude_Hb_4861float10^-17 ergs/cm^2/s/AAmplitude of emission line Hb 4861
Amplitude_Hb_4861_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line Hb 4861
Flux_Hb_4861float10^-17 ergs/cm^2/s/AFlux of emission line Hb 4861
Flux_Hb_4861_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line Hb 4861
EW_Hb_4861floatAngstromsEquivalent width of emission line Hb 4861
EW_Hb_4861_ErrfloatAngstromsError in equivalent width of emission line Hb 4861
Flux_Cont_Hb_4861float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line Hb 4861
Flux_Cont_Hb_4861_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line Hb 4861
Fit_Warning_Hb_4861intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_Hb_4861floatkm/sAmplitude-over-noise of emission line Hb 4861
V_OIII_4958floatkm/sVelocity of emission line [OIII] 4958
V_OIII_4958_Errfloatkm/sError in velocity of emission line [OIII] 4958
Sigma_OIII_4958floatkm/sVelocity dispersion of emission line [OIII] 4958
Sigma_OIII_4958_Errfloatkm/sError in velocity dispersion of emission line [OIII] 4958
Amplitude_OIII_4958float10^-17 ergs/cm^2/s/AAmplitude of emission line [OIII] 4958
Amplitude_OIII_4958_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [OIII] 4958
Flux_OIII_4958float10^-17 ergs/cm^2/s/AFlux of emission line [OIII] 4958
Flux_OIII_4958_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [OIII] 4958
EW_OIII_4958floatAngstromsEquivalent width of emission line [OIII] 4958
EW_OIII_4958_ErrfloatAngstromsError in equivalent width of emission line [OIII] 4958
Flux_Cont_OIII_4958float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [OIII] 4958
Flux_Cont_OIII_4958_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [OIII] 4958
Fit_Warning_OIII_4958intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
V_OIII_5006floatkm/sVelocity of emission line [OIII] 5006
V_OIII_5006_Errfloatkm/sError in velocity of emission line [OIII] 5006
Sigma_OIII_5006floatkm/sVelocity dispersion of emission line [OIII] 5006
Sigma_OIII_5006_Errfloatkm/sError in velocity dispersion of emission line [OIII] 5006
Amplitude_OIII_5006float10^-17 ergs/cm^2/s/AAmplitude of emission line [OIII] 5006
Amplitude_OIII_5006_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [OIII] 5006
Flux_OIII_5006float10^-17 ergs/cm^2/s/AFlux of emission line [OIII] 5006
Flux_OIII_5006_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [OIII] 5006
EW_OIII_5006floatAngstromsEquivalent width of emission line [OIII] 5006
EW_OIII_5006_ErrfloatAngstromsError in equivalent width of emission line [OIII] 5006
Flux_Cont_OIII_5006float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [OIII] 5006
Flux_Cont_OIII_5006_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [OIII] 5006
Fit_Warning_OIII_5006intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_OIII_5006floatkm/sAmplitude-over-noise of emission line [OIII] 5006
V_NI_5197floatkm/sVelocity of emission line [NI] 5197
V_NI_5197_Errfloatkm/sError in velocity of emission line [NI] 5197
Sigma_NI_5197floatkm/sVelocity dispersion of emission line [NI] 5197
Sigma_NI_5197_Errfloatkm/sError in velocity dispersion of emission line [NI] 5197
Amplitude_NI_5197float10^-17 ergs/cm^2/s/AAmplitude of emission line [NI] 5197
Amplitude_NI_5197_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NI] 5197
Flux_NI_5197float10^-17 ergs/cm^2/s/AFlux of emission line [NI] 5197
Flux_NI_5197_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NI] 5197
EW_NI_5197floatAngstromsEquivalent width of emission line [NI] 5197
EW_NI_5197_ErrfloatAngstromsError in equivalent width of emission line [NI] 5197
Flux_Cont_NI_5197float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NI] 5197
Flux_Cont_NI_5197_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NI] 5197
Fit_Warning_NI_5197intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_NI_5197floatkm/sAmplitude-over-noise of emission line [NI] 5197
V_NI_5200floatkm/sVelocity of emission line [NI] 5200
V_NI_5200_Errfloatkm/sError in velocity of emission line [NI] 5200
Sigma_NI_5200floatkm/sVelocity dispersion of emission line [NI] 5200
Sigma_NI_5200_Errfloatkm/sError in velocity dispersion of emission line [NI] 5200
Amplitude_NI_5200float10^-17 ergs/cm^2/s/AAmplitude of emission line [NI] 5200
Amplitude_NI_5200_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NI] 5200
Flux_NI_5200float10^-17 ergs/cm^2/s/AFlux of emission line [NI] 5200
Flux_NI_5200_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NI] 5200
EW_NI_5200floatAngstromsEquivalent width of emission line [NI] 5200
EW_NI_5200_ErrfloatAngstromsError in equivalent width of emission line [NI] 5200
Flux_Cont_NI_5200float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NI] 5200
Flux_Cont_NI_5200_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NI] 5200
Fit_Warning_NI_5200intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_NI_5200floatkm/sAmplitude-over-noise of emission line [NI] 5200
V_HeI_5875floatkm/sVelocity of emission line HeI 5875
V_HeI_5875_Errfloatkm/sError in velocity of emission line HeI 5875
Sigma_HeI_5875floatkm/sVelocity dispersion of emission line HeI 5875
Sigma_HeI_5875_Errfloatkm/sError in velocity dispersion of emission line HeI 5875
Amplitude_HeI_5875float10^-17 ergs/cm^2/s/AAmplitude of emission line HeI 5875
Amplitude_HeI_5875_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line HeI 5875
Flux_HeI_5875float10^-17 ergs/cm^2/s/AFlux of emission line HeI 5875
Flux_HeI_5875_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line HeI 5875
EW_HeI_5875floatAngstromsEquivalent width of emission line HeI 5875
EW_HeI_5875_ErrfloatAngstromsError in equivalent width of emission line HeI 5875
Flux_Cont_HeI_5875float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line HeI 5875
Flux_Cont_HeI_5875_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line HeI 5875
Fit_Warning_HeI_5875intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_HeI_5875floatkm/sAmplitude-over-noise of emission line HeI 5875
V_OI_6300floatkm/sVelocity of emission line [OI] 6300
V_OI_6300_Errfloatkm/sError in velocity of emission line [OI] 6300
Sigma_OI_6300floatkm/sVelocity dispersion of emission line [OI] 6300
Sigma_OI_6300_Errfloatkm/sError in velocity dispersion of emission line [OI] 6300
Amplitude_OI_6300float10^-17 ergs/cm^2/s/AAmplitude of emission line [OI] 6300
Amplitude_OI_6300_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [OI] 6300
Flux_OI_6300float10^-17 ergs/cm^2/s/AFlux of emission line [OI] 6300
Flux_OI_6300_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [OI] 6300
EW_OI_6300floatAngstromsEquivalent width of emission line [OI] 6300
EW_OI_6300_ErrfloatAngstromsError in equivalent width of emission line [OI] 6300
Flux_Cont_OI_6300float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [OI] 6300
Flux_Cont_OI_6300_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [OI] 6300
Fit_Warning_OI_6300intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_OI_6300floatkm/sAmplitude-over-noise of emission line [OI] 6300
V_OI_6363floatkm/sVelocity of emission line [OI] 6363
V_OI_6363_Errfloatkm/sError in velocity of emission line [OI] 6363
Sigma_OI_6363floatkm/sVelocity dispersion of emission line [OI] 6363
Sigma_OI_6363_Errfloatkm/sError in velocity dispersion of emission line [OI] 6363
Amplitude_OI_6363float10^-17 ergs/cm^2/s/AAmplitude of emission line [OI] 6363
Amplitude_OI_6363_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [OI] 6363
Flux_OI_6363float10^-17 ergs/cm^2/s/AFlux of emission line [OI] 6363
Flux_OI_6363_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [OI] 6363
EW_OI_6363floatAngstromsEquivalent width of emission line [OI] 6363
EW_OI_6363_ErrfloatAngstromsError in equivalent width of emission line [OI] 6363
Flux_Cont_OI_6363float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [OI] 6363
Flux_Cont_OI_6363_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [OI] 6363
Fit_Warning_OI_6363intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_OI_6363floatkm/sAmplitude-over-noise of emission line [OI] 6363
V_NII_6547floatkm/sVelocity of emission line [NII] 6547
V_NII_6547_Errfloatkm/sError in velocity of emission line [NII] 6547
Sigma_NII_6547floatkm/sVelocity dispersion of emission line [NII] 6547
Sigma_NII_6547_Errfloatkm/sError in velocity dispersion of emission line [NII] 6547
Amplitude_NII_6547float10^-17 ergs/cm^2/s/AAmplitude of emission line [NII] 6547
Amplitude_NII_6547_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NII] 6547
Flux_NII_6547float10^-17 ergs/cm^2/s/AFlux of emission line [NII] 6547
Flux_NII_6547_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NII] 6547
EW_NII_6547floatAngstromsEquivalent width of emission line [NII] 6547
EW_NII_6547_ErrfloatAngstromsError in equivalent width of emission line [NII] 6547
Flux_Cont_NII_6547float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NII] 6547
Flux_Cont_NII_6547_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NII] 6547
Fit_Warning_NII_6547intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
V_Ha_6562floatkm/sVelocity of emission line Ha 6562
V_Ha_6562_Errfloatkm/sError in velocity of emission line Ha 6562
Sigma_Ha_6562floatkm/sVelocity dispersion of emission line Ha 6562
Sigma_Ha_6562_Errfloatkm/sError in velocity dispersion of emission line Ha 6562
Amplitude_Ha_6562float10^-17 ergs/cm^2/s/AAmplitude of emission line Ha 6562
Amplitude_Ha_6562_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line Ha 6562
Flux_Ha_6562float10^-17 ergs/cm^2/s/AFlux of emission line Ha 6562
Flux_Ha_6562_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line Ha 6562
EW_Ha_6562floatAngstromsEquivalent width of emission line Ha 6562
EW_Ha_6562_ErrfloatAngstromsError in equivalent width of emission line Ha 6562
Flux_Cont_Ha_6562float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line Ha 6562
Flux_Cont_Ha_6562_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line Ha 6562
Fit_Warning_Ha_6562intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_Ha_6562floatkm/sAmplitude-over-noise of emission line Ha 6562
V_NII_6583floatkm/sVelocity of emission line [NII] 6583
V_NII_6583_Errfloatkm/sError in velocity of emission line [NII] 6583
Sigma_NII_6583floatkm/sVelocity dispersion of emission line [NII] 6583
Sigma_NII_6583_Errfloatkm/sError in velocity dispersion of emission line [NII] 6583
Amplitude_NII_6583float10^-17 ergs/cm^2/s/AAmplitude of emission line [NII] 6583
Amplitude_NII_6583_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [NII] 6583
Flux_NII_6583float10^-17 ergs/cm^2/s/AFlux of emission line [NII] 6583
Flux_NII_6583_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [NII] 6583
EW_NII_6583floatAngstromsEquivalent width of emission line [NII] 6583
EW_NII_6583_ErrfloatAngstromsError in equivalent width of emission line [NII] 6583
Flux_Cont_NII_6583float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [NII] 6583
Flux_Cont_NII_6583_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [NII] 6583
Fit_Warning_NII_6583intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_NII_6583floatkm/sAmplitude-over-noise of emission line [NII] 6583
V_SII_6716floatkm/sVelocity of emission line [SII] 6716
V_SII_6716_Errfloatkm/sError in velocity of emission line [SII] 6716
Sigma_SII_6716floatkm/sVelocity dispersion of emission line [SII] 6716
Sigma_SII_6716_Errfloatkm/sError in velocity dispersion of emission line [SII] 6716
Amplitude_SII_6716float10^-17 ergs/cm^2/s/AAmplitude of emission line [SII] 6716
Amplitude_SII_6716_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [SII] 6716
Flux_SII_6716float10^-17 ergs/cm^2/s/AFlux of emission line [SII] 6716
Flux_SII_6716_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [SII] 6716
EW_SII_6716floatAngstromsEquivalent width of emission line [SII] 6716
EW_SII_6716_ErrfloatAngstromsError in equivalent width of emission line [SII] 6716
Flux_Cont_SII_6716float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [SII] 6716
Flux_Cont_SII_6716_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [SII] 6716
Fit_Warning_SII_6716intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_SII_6716floatkm/sAmplitude-over-noise of emission line [SII] 6716
V_SII_6730floatkm/sVelocity of emission line [SII] 6730
V_SII_6730_Errfloatkm/sError in velocity of emission line [SII] 6730
Sigma_SII_6730floatkm/sVelocity dispersion of emission line [SII] 6730
Sigma_SII_6730_Errfloatkm/sError in velocity dispersion of emission line [SII] 6730
Amplitude_SII_6730float10^-17 ergs/cm^2/s/AAmplitude of emission line [SII] 6730
Amplitude_SII_6730_Errfloat10^-17 ergs/cm^2/s/AError in amplitude of emission line [SII] 6730
Flux_SII_6730float10^-17 ergs/cm^2/s/AFlux of emission line [SII] 6730
Flux_SII_6730_Errfloat10^-17 ergs/cm^2/s/AError in flux of emission line [SII] 6730
EW_SII_6730floatAngstromsEquivalent width of emission line [SII] 6730
EW_SII_6730_ErrfloatAngstromsError in equivalent width of emission line [SII] 6730
Flux_Cont_SII_6730float10^-17 ergs/cm^2/s/AContinuum flux at wavelength of emission line [SII] 6730
Flux_Cont_SII_6730_Errfloat10^-17 ergs/cm^2/s/AError in continuum flux at wavelength of emission line [SII] 6730
Fit_Warning_SII_6730intSet to 1 if the emission line falls on a sky line (5577, 6300 or 6363), measurements set to zero in this case; otherwise, this flag is set to 0
AoN_SII_6730floatkm/sAmplitude-over-noise of emission line [SII] 6730

Table galSpecExtra

Estimated physical parameters for all galaxies in the MPA-JHU spectroscopic catalogue

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
bptclassintEmission line classification based on the BPT diagram using the methodology described in Brinchmann et al (2004). -1 means unclassifiable, 1 is star-forming, 2 means low S/N star-forming, 3 is composite, 4 AGN (excluding liners) and 5 is a low S/N LINER.
oh_p2p5floatThe 2.5 percentile of the Oxygen abundance derived using Charlot & Longhetti models. The values are reported as 12 + Log O/H. See Tremonti et al (2004) and Brinchmann et al (2004) for details.
oh_p16floatThe 16 percentile of the Oxygen abundance derived using Charlot & Longhetti models. The values are reported as 12 + Log O/H. See Tremonti et al (2004) and Brinchmann et al (2004) for details.
oh_p50floatThe median estimate of the Oxygen abundance derived using Charlot & Longhetti models. The values are reported as 12 + Log O/H. See Tremonti et al (2004) and Brinchmann et al (2004) for details.
oh_p84floatThe 84th percentile of the Oxygen abundance derived using Charlot & Longhetti models. The values are reported as 12 + Log O/H. See Tremonti et al (2004) and Brinchmann et al (2004) for details.
oh_p97p5floatThe 97.5 percentile of the Oxygen abundance derived using Charlot & Longhetti models. The values are reported as 12 + Log O/H. See Tremonti et al (2004) and Brinchmann et al (2004) for details.
oh_entropyfloatThe entropy (Sum p*lg(p)) of the PDF of 12 + Log O/H
lgm_tot_p2p5floatLog solar massesThe 2.5 percentile of the Log total stellar mass PDF using model photometry.
lgm_tot_p16floatLog solar massesThe 16th percentile of the Log total stellar mass PDF using model photometry.
lgm_tot_p50floatLog solar massesThe median estimate of the Log total stellar mass PDF using model photometry.
lgm_tot_p84floatLog solar massesThe 84th percentile of the Log total stellar mass PDF using model photometry.
lgm_tot_p97p5floatLog solar massesThe 97.5 percentile of the Log total stellar mass PDF using model photometry.
lgm_fib_p2p5floatLog solar massesThe 2.5 percentile of the Log stellar mass within the fibre PDF using fibre photometry.
lgm_fib_p16floatLog solar massesThe 16th percentile of the Log stellar mass within the fibre PDF using fibre photometry.
lgm_fib_p50floatLog solar massesThe median estimate of the Log stellar mass within the fibre PDF using fibre photometry.
lgm_fib_p84floatLog solar massesThe 84th percentile of the Log stellar mass within the fibre PDF using fibre photometry.
lgm_fib_p97p5floatLog solar massesThe 97.5 percentile of the Log stellar mass within the fibre PDF using fibre photometry.
sfr_tot_p2p5floatLog Msun/yrThe 2.5 percentile of the Log total SFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
sfr_tot_p16floatLog Msun/yrThe 16th percentile of the Log total SFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
sfr_tot_p50floatLog Msun/yrThe median estimate of the Log total SFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
sfr_tot_p84floatLog Msun/yrThe 84th percentile of the Log total SFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
sfr_tot_p97p5floatLog Msun/yrThe 97.5 percentile of the Log total SFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
sfr_tot_entropyfloatThe entropy (Sum p*lg(p)) of the PDF of the total SFR
sfr_fib_p2p5floatLog Msun/yrThe 2.5 percentile of the Log SFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
sfr_fib_p16floatLog Msun/yrThe 16th percentile of the Log SFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
sfr_fib_p50floatLog Msun/yrThe median estimate of the Log SFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
sfr_fib_p84floatLog Msun/yrThe 84th percentile of the Log SFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
sfr_fib_p97p5floatLog Msun/yrThe 97.5 percentile of the Log SFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
sfr_fib_entropyfloatThe entropy (Sum p*lg(p)) of the PDF of the fiber SFR
specsfr_tot_p2p5floatLog Msun/yrThe 2.5 percentile of the Log total SPECSFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
specsfr_tot_p16floatLog Msun/yrThe 16th percentile of the Log total SPECSFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
specsfr_tot_p50floatLog Msun/yrThe median estimate of the Log total SPECSFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
specsfr_tot_p84floatLog Msun/yrThe 84th percentile of the Log total SPECSFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
specsfr_tot_p97p5floatLog Msun/yrThe 97.5 percentile of the Log total SPECSFR PDF. This is derived by combining emission line measurements from within the fibre where possible and aperture corrections are done by fitting models ala Gallazzi et al (2005), Salim et al (2007) to the photometry outside the fibre. For those objects where the emission lines within the fibre do not provide an estimate of the SFR, model fits were made to the integrated photometry.
specsfr_tot_entropyfloatThe entropy (Sum p*lg(p)) of the PDF of the total SPECSFR
specsfr_fib_p2p5floatLog Msun/yrThe 2.5 percentile of the Log SPECSFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
specsfr_fib_p16floatLog Msun/yrThe 16th percentile of the Log SPECSFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
specsfr_fib_p50floatLog Msun/yrThe median estimate of the Log SPECSFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
specsfr_fib_p84floatLog Msun/yrThe 84th percentile of the Log SPECSFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
specsfr_fib_p97p5floatLog Msun/yrThe 97.5 percentile of the Log SPECSFR within the fiber PDF. For galaxies of the star-forming class, emission lines were used (c.f. Brinchmann et al 2004) while for others models were fit to the fibre photometry..
specsfr_fib_entropyfloatThe entropy (Sum p*lg(p)) of the PDF of the fiber SPECSFR

Table galSpecIndx

Index measurements of spectra from the MPA-JHU spectroscopic catalogue

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
lick_cn1floatmagRestframe index measurement
lick_cn1_errfloatmagError on index measurement
lick_cn1_modelfloatmagIndex of best fit model spectrum
lick_cn1_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_cn1_sub_errfloatmagError in the above index measurement
lick_cn2floatmagRestframe index measurement
lick_cn2_errfloatmagError on index measurement
lick_cn2_modelfloatmagIndex of best fit model spectrum
lick_cn2_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_cn2_sub_errfloatmagError in the above index measurement
lick_ca4227floatARestframe index measurement
lick_ca4227_errfloatAError on index measurement
lick_ca4227_modelfloatAIndex of best fit model spectrum
lick_ca4227_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_ca4227_sub_errfloatAError in the above index measurement
lick_g4300floatARestframe index measurement
lick_g4300_errfloatAError on index measurement
lick_g4300_modelfloatAIndex of best fit model spectrum
lick_g4300_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_g4300_sub_errfloatAError in the above index measurement
lick_fe4383floatARestframe index measurement
lick_fe4383_errfloatAError on index measurement
lick_fe4383_modelfloatAIndex of best fit model spectrum
lick_fe4383_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe4383_sub_errfloatAError in the above index measurement
lick_ca4455floatARestframe index measurement
lick_ca4455_errfloatAError on index measurement
lick_ca4455_modelfloatAIndex of best fit model spectrum
lick_ca4455_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_ca4455_sub_errfloatAError in the above index measurement
lick_fe4531floatARestframe index measurement
lick_fe4531_errfloatAError on index measurement
lick_fe4531_modelfloatAIndex of best fit model spectrum
lick_fe4531_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe4531_sub_errfloatAError in the above index measurement
lick_c4668floatARestframe index measurement
lick_c4668_errfloatAError on index measurement
lick_c4668_modelfloatAIndex of best fit model spectrum
lick_c4668_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_c4668_sub_errfloatAError in the above index measurement
lick_hbfloatARestframe index measurement
lick_hb_errfloatAError on index measurement
lick_hb_modelfloatAIndex of best fit model spectrum
lick_hb_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_hb_sub_errfloatAError in the above index measurement
lick_fe5015floatARestframe index measurement
lick_fe5015_errfloatAError on index measurement
lick_fe5015_modelfloatAIndex of best fit model spectrum
lick_fe5015_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe5015_sub_errfloatAError in the above index measurement
lick_mg1floatmagRestframe index measurement
lick_mg1_errfloatmagError on index measurement
lick_mg1_modelfloatmagIndex of best fit model spectrum
lick_mg1_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_mg1_sub_errfloatmagError in the above index measurement
lick_mg2floatmagRestframe index measurement
lick_mg2_errfloatmagError on index measurement
lick_mg2_modelfloatmagIndex of best fit model spectrum
lick_mg2_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_mg2_sub_errfloatmagError in the above index measurement
lick_mgbfloatARestframe index measurement
lick_mgb_errfloatAError on index measurement
lick_mgb_modelfloatAIndex of best fit model spectrum
lick_mgb_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_mgb_sub_errfloatAError in the above index measurement
lick_fe5270floatARestframe index measurement
lick_fe5270_errfloatAError on index measurement
lick_fe5270_modelfloatAIndex of best fit model spectrum
lick_fe5270_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe5270_sub_errfloatAError in the above index measurement
lick_fe5335floatARestframe index measurement
lick_fe5335_errfloatAError on index measurement
lick_fe5335_modelfloatAIndex of best fit model spectrum
lick_fe5335_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe5335_sub_errfloatAError in the above index measurement
lick_fe5406floatARestframe index measurement
lick_fe5406_errfloatAError on index measurement
lick_fe5406_modelfloatAIndex of best fit model spectrum
lick_fe5406_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe5406_sub_errfloatAError in the above index measurement
lick_fe5709floatARestframe index measurement
lick_fe5709_errfloatAError on index measurement
lick_fe5709_modelfloatAIndex of best fit model spectrum
lick_fe5709_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe5709_sub_errfloatAError in the above index measurement
lick_fe5782floatARestframe index measurement
lick_fe5782_errfloatAError on index measurement
lick_fe5782_modelfloatAIndex of best fit model spectrum
lick_fe5782_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_fe5782_sub_errfloatAError in the above index measurement
lick_nadfloatARestframe index measurement
lick_nad_errfloatAError on index measurement
lick_nad_modelfloatAIndex of best fit model spectrum
lick_nad_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_nad_sub_errfloatAError in the above index measurement
lick_tio1floatmagRestframe index measurement
lick_tio1_errfloatmagError on index measurement
lick_tio1_modelfloatmagIndex of best fit model spectrum
lick_tio1_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_tio1_sub_errfloatmagError in the above index measurement
lick_tio2floatmagRestframe index measurement
lick_tio2_errfloatmagError on index measurement
lick_tio2_modelfloatmagIndex of best fit model spectrum
lick_tio2_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_tio2_sub_errfloatmagError in the above index measurement
lick_hd_afloatARestframe index measurement
lick_hd_a_errfloatAError on index measurement
lick_hd_a_modelfloatAIndex of best fit model spectrum
lick_hd_a_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_hd_a_sub_errfloatAError in the above index measurement
lick_hg_afloatARestframe index measurement
lick_hg_a_errfloatAError on index measurement
lick_hg_a_modelfloatAIndex of best fit model spectrum
lick_hg_a_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_hg_a_sub_errfloatAError in the above index measurement
lick_hd_ffloatARestframe index measurement
lick_hd_f_errfloatAError on index measurement
lick_hd_f_modelfloatAIndex of best fit model spectrum
lick_hd_f_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_hd_f_sub_errfloatAError in the above index measurement
lick_hg_ffloatARestframe index measurement
lick_hg_f_errfloatAError on index measurement
lick_hg_f_modelfloatAIndex of best fit model spectrum
lick_hg_f_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
lick_hg_f_sub_errfloatAError in the above index measurement
dtt_caii8498floatARestframe index measurement
dtt_caii8498_errfloatAError on index measurement
dtt_caii8498_modelfloatAIndex of best fit model spectrum
dtt_caii8498_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
dtt_caii8498_sub_errfloatAError in the above index measurement
dtt_caii8542floatARestframe index measurement
dtt_caii8542_errfloatAError on index measurement
dtt_caii8542_modelfloatAIndex of best fit model spectrum
dtt_caii8542_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
dtt_caii8542_sub_errfloatAError in the above index measurement
dtt_caii8662floatARestframe index measurement
dtt_caii8662_errfloatAError on index measurement
dtt_caii8662_modelfloatAIndex of best fit model spectrum
dtt_caii8662_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
dtt_caii8662_sub_errfloatAError in the above index measurement
dtt_mgi8807floatARestframe index measurement
dtt_mgi8807_errfloatAError on index measurement
dtt_mgi8807_modelfloatAIndex of best fit model spectrum
dtt_mgi8807_subfloatARestframe index measurement on the data after subtracting all 3-sigma emission lines
dtt_mgi8807_sub_errfloatAError in the above index measurement
bh_cnbfloatmagRestframe index measurement
bh_cnb_errfloatmagError on index measurement
bh_cnb_modelfloatmagIndex of best fit model spectrum
bh_cnb_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_cnb_sub_errfloatmagError in the above index measurement
bh_hkfloatmagRestframe index measurement
bh_hk_errfloatmagError on index measurement
bh_hk_modelfloatmagIndex of best fit model spectrum
bh_hk_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_hk_sub_errfloatmagError in the above index measurement
bh_caifloatmagRestframe index measurement
bh_cai_errfloatmagError on index measurement
bh_cai_modelfloatmagIndex of best fit model spectrum
bh_cai_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_cai_sub_errfloatmagError in the above index measurement
bh_gfloatmagRestframe index measurement
bh_g_errfloatmagError on index measurement
bh_g_modelfloatmagIndex of best fit model spectrum
bh_g_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_g_sub_errfloatmagError in the above index measurement
bh_hbfloatmagRestframe index measurement
bh_hb_errfloatmagError on index measurement
bh_hb_modelfloatmagIndex of best fit model spectrum
bh_hb_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_hb_sub_errfloatmagError in the above index measurement
bh_mggfloatmagRestframe index measurement
bh_mgg_errfloatmagError on index measurement
bh_mgg_modelfloatmagIndex of best fit model spectrum
bh_mgg_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_mgg_sub_errfloatmagError in the above index measurement
bh_mhfloatmagRestframe index measurement
bh_mh_errfloatmagError on index measurement
bh_mh_modelfloatmagIndex of best fit model spectrum
bh_mh_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_mh_sub_errfloatmagError in the above index measurement
bh_fcfloatmagRestframe index measurement
bh_fc_errfloatmagError on index measurement
bh_fc_modelfloatmagIndex of best fit model spectrum
bh_fc_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_fc_sub_errfloatmagError in the above index measurement
bh_nadfloatmagRestframe index measurement
bh_nad_errfloatmagError on index measurement
bh_nad_modelfloatmagIndex of best fit model spectrum
bh_nad_subfloatmagRestframe index measurement on the data after subtracting all 3-sigma emission lines
bh_nad_sub_errfloatmagError in the above index measurement
d4000float4000AA break, Bruzual (1983) definition
d4000_errfloatUncertainty estimate for 4000AA break, Bruzual (1983) definition
d4000_modelfloat4000AA break, Bruzual (1983) definition measured off best-fit CB08 model
d4000_subfloat4000AA break, Bruzual (1983) definition after correction for emission lines
d4000_sub_errfloatUncertainty estimate for 4000AA break, Bruzual (1983) definition after correction for emission lines
d4000_nfloat4000AA break, Balogh et al (1999) definition
d4000_n_errfloatUncertainty estimate for 4000AA break, Balogh et al (1999) definition
d4000_n_modelfloat4000AA break, Balogh et al (1999) definition measured off best-fit CB08 model
d4000_n_subfloat4000AA break, Balogh et al (1999) definition after correction for emission lines
d4000_n_sub_errfloatUncertainty estimate for 4000AA break, Balogh et al (1999) definition after correction for emission lines
d4000_redfloatThe flux in the red window of the Bruzual (1983) definition of D4000
d4000_bluefloatThe flux in the blue window of the Bruzual (1983) definition of D4000
d4000_n_redfloatThe flux in the red window of the Balogh et al (1999) definition of D4000
d4000_n_bluefloatThe flux in the blue window of the Balogh et al (1999) definition of D4000
d4000_sub_redfloatThe flux in the red window of the Bruzual (1983) definition of D4000 after subtraction of emission lines
d4000_sub_bluefloatThe flux in the blue window of the Bruzual (1983) definition of D4000 after subtraction of emission lines
d4000_n_sub_redfloatThe flux in the red window of the Balogh et al (1999) definition of D4000 after subtraction of emission lines
d4000_n_sub_bluefloatThe flux in the blue window of the Balogh et al (1999)q definition of D4000 after subtraction of emission lines
tauv_model_040floatDust attenuation of the best fit Z=0.004 CB08 model
model_coef_040floatThe scaling coefficients of the best fit Z=0.004 CB08 model
model_chisq_040floatThe chi^2 of the best fit Z=0.004 CB08 model
tauv_model_080floatDust attenuation of the best fit Z=0.008 CB08 model
model_coef_080floatThe scaling coefficients of the best fit Z=0.008 CB08 model
model_chisq_080floatThe chi^2 of the best fit Z=0.008 CB08 model
tauv_model_170floatDust attenuation of the best fit Z=0.017 CB08 model
model_coef_170floatThe scaling coefficients of the best fit Z=0.017 CB08 model
model_chisq_170floatThe chi^2 of the best fit Z=0.017 CB08 model
tauv_model_400floatDust attenuation of the best fit Z=0.04 CB08 model
model_coef_400floatThe scaling coefficients of the best fit Z=0.04 CB08 model
model_chisq_400floatThe chi^2 of the best fit Z=0.04 CB08 model
best_model_zfloatMetallicity of best fitting (min chisq) model Z = 0.004 / 0.017 / 0.050 (0.2 1.0, 2.5 x solar)
tauv_contfloatV-band optical depth (TauV = A_V / 1.086) affecting the stars from best fit model (best of 4 Z's)
model_coeffloatCoeficients of best fit model (best of 4 Z's)
model_chisqfloatReduced chi-squared of best fit model (best of 4 Z's)

Table galSpecInfo

General information for the MPA-JHU spectroscopic re-analysi

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
plateidintPlate number
mjdintModified Julian Date of plate observation
fiberidintFiber number (1 - 640)
rafloatdegRight Ascention of drilled fiber position
decfloatdegDeclination of drilled fiber position
primtargetintPrimary Target Flag (MAIN galaxy = 64)
sectargetintSecondary Target Flag (QA = 8)
targettypestringText version of primary target (GALAXY/QA/QSO/ROSAT_D)
spectrotypestringSchlegel classification of spectrum ... code is only run where this is set to "GALAXY"
subclassstringSchlegel subclass from PCA analysis -- not alwasy correct!! AGN/BROADLINE/STARBURST/STARFORMING
zfloatRedshift from Schlegel
z_errfloatRedshift error
z_warningintBad redshift if this is non-zero -- see Schlegel data model
v_dispfloatkm/sVelocity dispersion from Schlegel
v_disp_errfloatkm/sVelocity dispersion error (negative for invalid fit)
sn_medianfloatMedian S/N per pixel of the whole spectrum
e_bv_sfdfloatE(B-V) of foreground reddening from SFD maps
releasestringData Release (dr1/dr2/dr3/dr4)
reliableinthas "reliable" line measurements and physical parameters

Table galSpecLine

Emission line measurements from MPA-JHU spectroscopic reanalysi

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
sigma_balmerfloatkm/sVelocity dispersion (sigma not FWHM) measured simultaneously in all of the Balmer lines
sigma_balmer_errfloatkm/sError in the above
sigma_forbiddenfloatkm/sVelocity dispersion (sigma not FWHM) measured simultaneously in all the forbidden lines
sigma_forbidden_errfloatkm/sError in the above
v_off_balmerfloatkm/sVelocity offset of the Balmer lines from the measured redshift
v_off_balmer_errfloatkm/sError in the above
v_off_forbiddenfloatkm/sVelocity offset of the forbidden lines from the measured redshift
v_off_forbidden_errfloatkm/sError in the above
oii_3726_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
oii_3726_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
oii_3726_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
oii_3726_reqw_errfloatAngError in the equivalent width described above
oii_3726_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
oii_3726_eqw_errfloatAngError in the equivalent width described above
oii_3726_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
oii_3726_flux_errfloat1e-17 erg/s/cm^2Error in the flux
oii_3726_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
oii_3726_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
oii_3729_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
oii_3729_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
oii_3729_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
oii_3729_reqw_errfloatAngError in the equivalent width described above
oii_3729_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
oii_3729_eqw_errfloatAngError in the equivalent width described above
oii_3729_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
oii_3729_flux_errfloat1e-17 erg/s/cm^2Error in the flux
oii_3729_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
oii_3729_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
neiii_3869_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
neiii_3869_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
neiii_3869_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
neiii_3869_reqw_errfloatAngError in the equivalent width described above
neiii_3869_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
neiii_3869_eqw_errfloatAngError in the equivalent width described above
neiii_3869_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
neiii_3869_flux_errfloat1e-17 erg/s/cm^2Error in the flux
neiii_3869_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
neiii_3869_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
h_delta_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
h_delta_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
h_delta_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
h_delta_reqw_errfloatAngError in the equivalent width described above
h_delta_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
h_delta_eqw_errfloatAngError in the equivalent width described above
h_delta_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
h_delta_flux_errfloat1e-17 erg/s/cm^2Error in the flux
h_delta_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
h_delta_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
h_gamma_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
h_gamma_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
h_gamma_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
h_gamma_reqw_errfloatAngError in the equivalent width described above
h_gamma_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
h_gamma_eqw_errfloatAngError in the equivalent width described above
h_gamma_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
h_gamma_flux_errfloat1e-17 erg/s/cm^2Error in the flux
h_gamma_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
h_gamma_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
oiii_4363_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
oiii_4363_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
oiii_4363_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
oiii_4363_reqw_errfloatAngError in the equivalent width described above
oiii_4363_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
oiii_4363_eqw_errfloatAngError in the equivalent width described above
oiii_4363_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
oiii_4363_flux_errfloat1e-17 erg/s/cm^2Error in the flux
oiii_4363_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
oiii_4363_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
h_beta_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
h_beta_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
h_beta_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
h_beta_reqw_errfloatAngError in the equivalent width described above
h_beta_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
h_beta_eqw_errfloatAngError in the equivalent width described above
h_beta_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
h_beta_flux_errfloat1e-17 erg/s/cm^2Error in the flux
h_beta_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
h_beta_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
oiii_4959_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
oiii_4959_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
oiii_4959_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
oiii_4959_reqw_errfloatAngError in the equivalent width described above
oiii_4959_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
oiii_4959_eqw_errfloatAngError in the equivalent width described above
oiii_4959_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
oiii_4959_flux_errfloat1e-17 erg/s/cm^2Error in the flux
oiii_4959_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
oiii_4959_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
oiii_5007_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
oiii_5007_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
oiii_5007_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
oiii_5007_reqw_errfloatAngError in the equivalent width described above
oiii_5007_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
oiii_5007_eqw_errfloatAngError in the equivalent width described above
oiii_5007_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
oiii_5007_flux_errfloat1e-17 erg/s/cm^2Error in the flux
oiii_5007_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
oiii_5007_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
hei_5876_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
hei_5876_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
hei_5876_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
hei_5876_reqw_errfloatAngError in the equivalent width described above
hei_5876_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
hei_5876_eqw_errfloatAngError in the equivalent width described above
hei_5876_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
hei_5876_flux_errfloat1e-17 erg/s/cm^2Error in the flux
hei_5876_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
hei_5876_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
oi_6300_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
oi_6300_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
oi_6300_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
oi_6300_reqw_errfloatAngError in the equivalent width described above
oi_6300_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
oi_6300_eqw_errfloatAngError in the equivalent width described above
oi_6300_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
oi_6300_flux_errfloat1e-17 erg/s/cm^2Error in the flux
oi_6300_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
oi_6300_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
nii_6548_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
nii_6548_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
nii_6548_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
nii_6548_reqw_errfloatAngError in the equivalent width described above
nii_6548_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
nii_6548_eqw_errfloatAngError in the equivalent width described above
nii_6548_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
nii_6548_flux_errfloat1e-17 erg/s/cm^2Error in the flux
nii_6548_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
nii_6548_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
h_alpha_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
h_alpha_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
h_alpha_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
h_alpha_reqw_errfloatAngError in the equivalent width described above
h_alpha_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
h_alpha_eqw_errfloatAngError in the equivalent width described above
h_alpha_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
h_alpha_flux_errfloat1e-17 erg/s/cm^2Error in the flux
h_alpha_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
h_alpha_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
nii_6584_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
nii_6584_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
nii_6584_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
nii_6584_reqw_errfloatAngError in the equivalent width described above
nii_6584_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
nii_6584_eqw_errfloatAngError in the equivalent width described above
nii_6584_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
nii_6584_flux_errfloat1e-17 erg/s/cm^2Error in the flux
nii_6584_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
nii_6584_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
sii_6717_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
sii_6717_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
sii_6717_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
sii_6717_reqw_errfloatAngError in the equivalent width described above
sii_6717_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
sii_6717_eqw_errfloatAngError in the equivalent width described above
sii_6717_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
sii_6717_flux_errfloat1e-17 erg/s/cm^2Error in the flux
sii_6717_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
sii_6717_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
sii_6731_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
sii_6731_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
sii_6731_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
sii_6731_reqw_errfloatAngError in the equivalent width described above
sii_6731_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
sii_6731_eqw_errfloatAngError in the equivalent width described above
sii_6731_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
sii_6731_flux_errfloat1e-17 erg/s/cm^2Error in the flux
sii_6731_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
sii_6731_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
ariii7135_contfloat1e-17 erg/s/cm^2/AAContinuum at line center from 200 pixel median smoothing of the emission-line subtracted continuum
ariii7135_cont_errfloat1e-17 erg/s/cm^2/AAError in the continuum computed from the variance in the band pass
ariii7135_reqwfloatAngThe equivalent width of the continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative). In this case the continuum comes from a running 200 pixel median and does not properly account for stellar absorption. In general the EQW measurements provide a better measure of the true equivalent width. The purpose of this measurement is to help characterize the stellar absorption effecting the line. (EW_stellar = REQW - EQW)
ariii7135_reqw_errfloatAngError in the equivalent width described above
ariii7135_eqwfloatAngThe equivalent width of the CB08 continuum-subtracted emission line computed from straight integration over the bandpasses listed below (emisison is negative) . This properly takes into account stellar absorption. Note that it will not be correct in the case of blended lines (ie NII & H-alpha) -- instead use FLUX/CONT.
ariii7135_eqw_errfloatAngError in the equivalent width described above
ariii7135_fluxfloat1e-17 erg/s/cm^2Flux from Gaussian fit to continuum subtracted data. (Note that the fit is done simultaneously to all the lines so de-blending happens automatically)
ariii7135_flux_errfloat1e-17 erg/s/cm^2Error in the flux
ariii7135_inst_resfloatkm/sInstrumental resolution at the line center (measured for each spectrum from the ARC lamps)
ariii7135_chisqfloatReduced chi-squared of the line fit over the bandpass used for the EW measurement
oii_sigmafloatkm/sThe width of the [O II] line in a free fit (ie. not tied to other emission lines)
oii_fluxfloat1e-17 erg/s/cm^2The flux of the [O II] doublet from a free fit.
oii_flux_errfloat1e-17 erg/s/cm^2The estimated uncertainty on OII_FLUX
oii_vofffloatkm/sThe velocity offset of the [O II] doublet from a free fit
oii_chi2floatchi^2 of the fit to the [O II] line in free fit
oiii_sigmafloatkm/sThe width of the [O III]5007 line in a free fit (ie. not tied to other emission lines)
oiii_fluxfloat1e-17 erg/s/cm^2The flux of the [O III]5007 line from a free fit.
oiii_flux_errfloat1e-17 erg/s/cm^2The estimated uncertainty on OIII_FLUX
oiii_vofffloatkm/sThe velocity offset of the [O III]5007 line from a free fit
oiii_chi2floatchi^2 of the fit to the [O III]5007 line in free fit
spectofiberfloatThe multiplicative scale factor applied to the original flux and error spectra prior to measurement of the emission lines to improve the spectrophotometric accuracy. The rescaling insures that a synthetic r-band magnitude computed from the spectrum matches the r-band fiber magnitude measured by the photometric pipeline.

Table neighbors

All PhotoObj pairs within 0.5 arcmin

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongThe unique objId of the center object
neighborObjIDlongThe objId of the neighbor
distancedoublearcminsDistance between center and neighbor
typeintObject type of the center
neighborTypeintObject type of the neighbor
modeintobject is primary, secondary, family, outside
neighborModeintis neighbor primary, secondary, family, outside

Table sdssBestTarget2Sector

Map PhotoObj which are potential targets to sector

ColumnTypeUnitsUCDErrorDescriptionLinks
objIDlongID of the best PhotoObj
regionIDlongID of the sector
statusintStatus of the object in the survey
primTargetintBit mask of primary target categories the object was selected in.
secTargetintBit mask of secondary target categories the object was selected in.
petroMag_rfloatmagPetrosian flux
extinction_rfloatmagExtinction in each filter

Table sdssImagingHalfSpaces

Half-spaces (caps) describing the SDSS imaging geometr

ColumnTypeUnitsUCDErrorDescriptionLinks
sdssPolygonIDintinteger description of polygon
xdoublex-component of normal vector
ydoubley-component of normal vector
zdoublez-component of normal vector
cdoubleoffset from center along normal
xMangledoublemangle version of x-component
yMangledoublemangle version of y-component
zMangledoublemangle version of z-component
cMangledoublemangle version of offset from center
loadVersionintLoad Version

Table sdssPolygon2Field

Matched list of polygons and field

ColumnTypeUnitsUCDErrorDescriptionLinks
sdssPolygonIDintinteger designator of polygon
fieldIDlongfield identification
loadVersionintLoad Version

Table sdssPolygons

Polygons describing SDSS imaging data window functio

ColumnTypeUnitsUCDErrorDescriptionLinks
sdssPolygonIDintinteger description of polygon
nFieldintnumber of fields in the polygon
primaryFieldIDlongID of primary field in this polygon
radoubledegRA (J2000 deg) in approximate center of polygon
decdoubledegDec (J2000 deg) in approximate center of polygon
areadoublesquare degarea of polygon
loadVersionintLoad Version

Table sdssSector

Stores the information about set of unique Sector region

ColumnTypeUnitsUCDErrorDescriptionLinks
regionIDlongunique, sequential ID
nTilesintnumber of overlapping tiles
tilesstringlist of tiles in Sector
targetVersionstringthe version of target selection ran over the sector -/K ID_VERSION
areafloatdeg^2area of this overlap region

Table sdssSector2Tile

Match tiles to sectors, wedges adn sectorlets, and vice versa

ColumnTypeUnitsUCDErrorDescriptionLinks
regionIDlongID of the sector
typestringtype of the sector
tileinttile number
isMaskintflag that shows sign of tile (1 is negative)

Table sdssTargetParam

Contains the parameters used for a version of the target selection cod

ColumnTypeUnitsUCDErrorDescriptionLinks
targetVersionstringversion of target selection software
paramFilestringversion of target selection software
namestringparameter name
valuestringvalue used for the parameter

Table sdssTileAll

Contains information about each individual tile on the sky

ColumnTypeUnitsUCDErrorDescriptionLinks
tileint(unique) tile number
tileRunintrun of the tiling software
raCendoubledegright ascension of tile center
decCendoubledegdeclination of the tile center
htmIDlonghtm tree info
cxdoublex projection of vector on unit sphere
cydoubley projection of vector on unit sphere
czdoublez projection of vector on unit sphere
untiledint1: this tile later "untiled," releasing targets to be assigned to another tile, 0: otherwise
nTargetsintnumber of targets assigned to this tile
loadVersionintLoad Version

Table sdssTiledTargetAll

Information on all targets run through tiling for SDSS-I and SDSS-I

ColumnTypeUnitsUCDErrorDescriptionLinks
targetIDlongUnique SDSS identifier composed from [skyVersion=0,rerun,run,camcol,field,obj].
runintDrift scan run number for targeting
rerunintReprocessing number for targeting
camcolintCamera column number for targeting
fieldintField number for targeting
objintObject id number for targeting
radoubledegright ascension
decdoubledegdeclination
htmIDlonghtm tree info
cxdoublex projection of vector on unit sphere
cydoubley projection of vector on unit sphere
czdoublez projection of vector on unit sphere
primTargetintprimary target bitmask
secTargetintsecondary target bitmask
tiPriorityinttiling priority level (lower means higher priority)
tileAllintFirst tile number this object was assigned to
tiMaskAllintCombined value of tiling results bitmask
collisionGroupAllintunique ID of collisionGroup
photoObjIDlonghashed ID of photometric object in best version of the sky
specObjIDlonghashed ID of spectroscopic object in best version of the sky
regionIDintID of tiling region, 0 if unset
loadVersionintLoad Version

Table sdssTilingGeometry

Information about boundary and mask regions in SDSS-I and SDSS-I

ColumnTypeUnitsUCDErrorDescriptionLinks
tilingGeometryIDintunique identifier for this tilingRegion
tileRunintrun of tiling software
stripeintstripe containing the boundary
nsbxstringb: official stripe boundaries should be included, x: use the full rectangle
isMaskint1: tiling mask, 0: tiling boundary
coordTypeintspecifies coordinate system for the boundaries
lambdamu_0doubledegfirst lower bound
lambdamu_1doubledegfirst upper bound
etanu_0doubledegsecond lower bound
etanu_1doubledegsecond upper bound
lambdaLimit_0doubledegminimum survey latitude for this stripe for region in which primaries are selected (-9999 if no limit)
lambdaLimit_1doubledegmaximum survey latitude for this stripe for region in which primaries are selected (-9999 if no limit)
targetVersionstringversion of target software within this boundary
firstAreadoubledeg^2area of sky covered by this boundary that was not covered by previous boundaries
loadVersionintLoad Version

Table sdssTilingInfo

Results of individual tiling runs for each tiled targe

ColumnTypeUnitsUCDErrorDescriptionLinks
targetIDlongUnique SDSS identifier composed from [skyVersion=0,rerun,run,camcol,field,obj].
tileRunintRun of tiling software
tidintUnique ID of objects within tiling run
tiMaskintValue of tiling results bitmask for this run
collisionGroupintunique ID of collisionGroup in this tiling run
tileintTile this object was assigned to in this run
loadVersionintLoad Version

Table sdssTilingRun

Contains basic information for a run of tiling Contains basic information for a run of tilin

ColumnTypeUnitsUCDErrorDescriptionLinks
tileRunint(unique) tiling run number
ctileVersionstringversion of ctile software
tilepIdstringunique id for tiling run
programNamestringcharacter string of program
primTargetMaskintbit mask for target types to be tiled
secTargetMaskintbit mask for target types to be tiled
loadVersionintLoad Version

Table segueTargetAll

SEGUE-1 and SEGUE-2 target selection run on all imaging dat

ColumnTypeUnitsUCDErrorDescriptionLinks
objidlongunique id, points to photoObj
segue1_target1intSEGUE-1 primary target selection flag
segue1_target2intSEGUE-1 secondary target selection flag
segue2_target1intSEGUE-2 primary target selection flag
segue2_target2intSEGUE-2 secondary target selection flag
lcolorfloatmagSEGUE-1 and -2 target selection color: -0.436*uMag+1.129*gMag-0.119*rMag-0.574*iMag+0.1984 (Lenz et al.1998)
scolorfloatmagSEGUE-1 target selection color: -0.249*uMag+0.794*gMag-0.555*rMag+0.234+0.011*p1s-0.010 (Helmi et al. 2003)
p1sfloatmagSEGUE-1 target selection color: 0.91*umg+0.415*umg-1.280 (Helmi et al. 2003)
totalpmfloatmas/yearsqrt(PMRA*PMRA+PMDEC*PMDEC), in mas/year
hgfloatmagreduced proper motion, gMag+5*log10(TOTALPM/1000)+5
Mifloatmag4.471+7.907*imz-0.837*imz*imz used in SEGUE-1 target selection, unused in SEGUE-2
distifloatmag10^((iMag-Mi+5)/5.0) used in SEGUE-1 target selection, unused in SEGUE-2
Hrfloatmagreduced pm (uncorr r): PSFMAG_r+5*log10(TOTALPM/1000)+5
vmi_trans1floatmagV-I from VMAG_TRANS-(iMag-0.337*rmi-0.37)
vmi_trans2floatmagV-I from 0.877*gmr+0.358
vmag_transfloatmagV mag from gMag - 0.587*gmr -0.011
Mv_transfloatmag
distv_kpcfloatkpc10^(dmV/5.-2.) where VMAG_TRANS-(3.37*VMI_TRANS1+2.89)
vtrans_galrestfloatkm/stransvere velocity, km/s, derived from TOTALPM and DISTV_KPC, in a frame at rest w.r.t the Galaxy
mutrans_galradrestfloatmas/yearderived PM (mas/year) perpendicular to the Galactocentric radial vector, assuming all motion is along a Galactocentric radial vector, in a frame at rest w.r.t the Galaxy
murad_galradrestfloatmas/yearderived PM (mas/year) along the Galactocentric radial vector, assuming all motion is along a Galactocentric radial vector, in a frame at rest w.r.t the Galaxy
vtot_galradrestfloatkm/stotal velocity, km/s, derived from TOTALPM and DISTV_KPC, in a frame at rest w.r.t the Galaxy
mg_tohvfloatmag5.7 + 10.0*(GMR - 0.375)
vtrans_tohvfloatkm/stransverse velocity in Galactocentric coords, using the distance estimate from MG_TOHV which is appropriate for old stars near the MSTO and corrected for peculiar solar motion 16.6 km/s toward RA,Dec 267.5,28.1
pm1sigma_tohvfloatmas/yearEstimate of the 1-sigma error in total proper motion at this r magnitude. Formula is sqrt(4.56*4.56 + frate*2.30*2.30), where frate is 10^(0.4*(rMag-19.5)). The constants come from the Munn et al. 2004 (AJ, 127, 3034) paper describing the recalibration of USNOB with SDSS.
v1sigmaerr_tohvfloatkm/sThe corresponding 1-sigma error in the transverse velocity based on PM1SIGMA_TOHV and the the distance estimate using MG_TOHV

Table sppLines

Contains outputs from the SEGUE Stellar Parameter Pipeline (SSPP)

ColumnTypeUnitsUCDErrorDescriptionLinks
SPECOBJIDlongid number
bestObjIDlongObject ID of photoObj match (flux-based)
TARGETOBJIDlongtargeted object ID
sciencePrimaryintBest version of spectrum at this location (defines default view SpecObj)
legacyPrimaryintBest version of spectrum at this location, among Legacy plates
seguePrimaryintBest version of spectrum at this location, among SEGUE plates (defines default view SpecObj)
PLATElongPlate number
MJDlongModified Julian Date
FIBERlongFiber ID
RUN2DstringName of 2D rerun
RUN1DstringName of 1D rerun
RUNSSPPstringName of SSPP rerun
H83sidefloatAngstromHzeta line index from local continuum at 3889.0 with band widths of 3.0
H83contfloatAngstromHzeta line index from global continuum at 3889.0 with band widths of 3.0
H83errfloatAngstromHzeta line index error in the lind band at 3889.0 with band widths of 3.0
H83maskintHzeta pixel quality check, =0 good, =1 bad at 3889.0 with band widths of 3.0
H812sidefloatAngstromHzeta line index from local continuum at 3889.1 with band widths of 12.0
H812contfloatAngstromHzeta line index from global continuum at 3889.1 with band widths of 12.0
H812errfloatAngstromHzeta line index error in the lind band at 3889.1 with band widths of 12.0
H812maskintHzeta pixel quality check, =0 good, =1 bad at 3889.1 with band widths of 12.0
H824sidefloatAngstromHzeta line index from local continuum at 3889.1 with band widths of 24.0
H824contfloatAngstromHzeta line index from global continuum at 3889.1 with band widths of 24.0
H824errfloatAngstromHzeta line index error in the lind band at 3889.1 with band widths of 24.0
H824maskintHzeta pixel quality check, =0 good, =1 bad at 3889.1 with band widths of 24.0
H848sidefloatAngstromHzeta line index from local continuum at 3889.1 with band widths of 48.0
H848contfloatAngstromHzeta line index from global continuum at 3889.1 with band widths of 48.0
H848errfloatAngstromHzeta line index error in the lind band at 3889.1 with band widths of 48.0
H848maskintHzeta pixel quality check, =0 good, =1 bad at 3889.1 with band widths of 48.0
KP12sidefloatAngstromCa II K line index from local continuum at 3933.7 with band widths of 12.0
KP12contfloatAngstromCa II K line index from global continuum at 3933.7 with band widths of 12.0
KP12errfloatAngstromCa II K line index error in the lind band at 3933.7 with band widths of 12.0
KP12maskintCa II K pixel quality check, =0 good, =1 bad at 3933.7 with band widths of 12.0
KP18sidefloatAngstromCa II K line index from local continuum at 3933.7 with band widths of 18.0
KP18contfloatAngstromCa II K line index from global continuum at 3933.7 with band widths of 18.0
KP18errfloatAngstromCa II K line index error in the lind band at 3933.7 with band widths of 18.0
KP18maskintCa II K pixel quality check =0, good, =1 bad at 3933.7 with band widths of 18.0
KP6sidefloatAngstromCa II K line index from local continuum at 3933.7 with band widths of 6.0
KP6contfloatAngstromCa II K line index from global continuum at 3933.7 with band widths of 6.0
KP6errfloatAngstromCa II K line index error in the lind band at 3933.7 with band widths of 6.0
KP6maskintCa II K pixel quality check =0, good, =1 bad at 3933.7 with band widths of 6.0
CaIIKsidefloatAngstromCa II K line index from local continuum at 3933.6 with band widths of 30.0
CaIIKcontfloatAngstromCa II K line index from global continuum at 3933.6 with band widths of 30.0
CaIIKerrfloatAngstromCa II K line index error in the lind band at 3933.6 with band widths of 30.0
CaIIKmaskintCa II K pixel quality check =0, good, =1 bad at 3933.6 with band widths of 30.0
CaIIHKsidefloatAngstromCa II H and K line index from local continuum at 3962.0 with band widths of 75.0
CaIIHKcontfloatAngstromCa II H and K line index from global continuum at 3962.0 with band widths of 75.0
CaIIHKerrfloatAngstromCa II H and K line index error in the lind band at 3962.0 with band widths of 75.0
CaIIHKmaskintCa II H and K pixel quality check =0, good, =1 bad at 3962.0 with band widths of 75.0
HepssidefloatAngstromHepsilon line index from local continuum at 3970.0 with band widths of 50.0
HepscontfloatAngstromHepsilon line index from global continuum at 3970.0 with band widths of 50.0
HepserrfloatAngstromHepsilon line index error in the lind band at 3970.0 with band widths of 50.0
HepsmaskintHepsilon pixel quality check =0, good, =1 bad at 3970.0 with band widths of 50.0
KP16sidefloatAngstromCa II K line index from local continuum at 3933.7 with band widths of 16.0
KP16contfloatAngstromCa II K line index from global continuum at 3933.7 with band widths of 16.0
KP16errfloatAngstromCa II K line index error in the lind band at 3933.7 with band widths of 16.0
KP16maskintCa II K pixel quality check =0, good, =1 bad at 3933.7 with band widths of 16.0
SrII1sidefloatAngstromSr II line index from local continuum at 4077.0 with band widths of 8.0
SrII1contfloatAngstromSr II line index from global continuum at 4077.0 with band widths of 8.0
SrII1errfloatAngstromSr II line index error in the lind band at 4077.0 with band widths of 8.0
SrII1maskintSr II pixel quality check =0, good, =1 bad at 4077.0 with band widths of 8.0
HeI121sidefloatAngstromHe I line index from local continuum at 4026.2 with band widths of 12.0
HeI121contfloatAngstromHe I line index from global continuum at 4026.2 with band widths of 12.0
HeI121errfloatAngstromHe I line index error in the lind band at 4026.2 with band widths of 12.0
HeI121maskintHe I pixel quality check =0, good, =1 bad at 4026.2 with band widths of 12.0
Hdelta12sidefloatAngstromHdelta line index from local continuum at 4101.8 with band widths of 12.0
Hdelta12contfloatAngstromHdelta line index from global continuum at 4101.8 with band widths of 12.0
Hdelta12errfloatAngstromHdelta line index error in the lind band at 4101.8 with band widths of 12.0
Hdelta12maskintHdelta pixel quality check =0, good, =1 bad at 4101.8 with band widths of 12.0
Hdelta24sidefloatAngstromHdelta line index from local continuum at 4101.8 with band widths of 24.0
Hdelta24contfloatAngstromHdelta line index from global continuum at 4101.8 with band widths of 24.0
Hdelta24errfloatAngstromHdelta line index error in the lind band at 4101.8 with band widths of 24.0
Hdelta24maskintHdelta pixel quality check =0, good, =1 bad at 4101.8 with band widths of 24.0
Hdelta48sidefloatAngstromHdelta line index from local continuum at 4101.8 with band widths of 48.0
Hdelta48contfloatAngstromHdelta line index from global continuum at 4101.8 with band widths of 48.0
Hdelta48errfloatAngstromHdelta line index error in the lind band at 4101.8 with band widths of 48.0
Hdelta48maskintHdelta pixel quality check =0, good, =1 bad at 4101.8 with band widths of 48.0
HdeltasidefloatAngstromHdelta line index from local continuum at 4102.0 with band widths of 64.0
HdeltacontfloatAngstromHdelta line index from global continuum at 4102.0 with band widths of 64.0
HdeltaerrfloatAngstromHdelta line index error in the lind band at 4102.0 with band widths of 64.0
HdeltamaskintHdelta pixel quality check =0, good, =1 bad at 4102.0 with band widths of 64.0
CaI4sidefloatAngstromCa I line index from local continuum at 4226.0 with band widths of 4.0
CaI4contfloatAngstromCa I line index from global continuum at 4226.0 with band widths of 4.0
CaI4errfloatAngstromCa I line index error in the lind band at 4226.0 with band widths of 4.0
CaI4maskintCa I pixel quality check =0, good, =1 bad at 4226.0 with band widths of 4.0
CaI12sidefloatAngstromCa I line index from local continuum at 4226.7 with band widths of 12.0
CaI12contfloatAngstromCa I line index from global continuum at 4226.7 with band widths of 12.0
CaI12errfloatAngstromCa I line index error in the lind band at 4226.7 with band widths of 12.0
CaI12maskintCa I pixel quality check =0, good, =1 bad at 4226.7 with band widths of 12.0
CaI24sidefloatAngstromCa I line index from local continuum at 4226.7 with band widths of 24.0
CaI24contfloatAngstromCa I line index from global continuum at 4226.7 with band widths of 24.0
CaI24errfloatAngstromCa I line index error in the lind band at 4226.7 with band widths of 24.0
CaI24maskintCa I pixel quality check =0, good, =1 bad at 4226.7 with band widths of 24.0
CaI6sidefloatAngstromCa I line index from local continuum at 4226.7 with band widths of 6.0
CaI6contfloatAngstromCa I line index from global continuum at 4226.7 with band widths of 6.0
CaI6errfloatAngstromCa I line index error in the lind band at 4226.7 with band widths of 6.0
CaI6maskintCa I pixel quality check =0, good, =1 bad at 4226.7 with band widths of 6.0
GsidefloatAngstromG band line index from local continuum at 4305.0 with band widths of 15.0
GcontfloatAngstromG band line index from global continuum at 4305.0 with band widths of 15.0
GerrfloatAngstromG band line index error in the lind band at 4305.0 with band widths of 15.0
GmaskintG band pixel quality check =0, good, =1 bad at 4305.0 with band widths of 15.0
Hgamma12sidefloatAngstromHgamma line index from local continuum at 4340.5 with band widths of 12.0
Hgamma12contfloatAngstromHgamma line index from global continuum at 4340.5 with band widths of 12.0
Hgamma12errfloatAngstromHgamma line index error in the lind band at 4340.5 with band widths of 12.0
Hgamma12maskintHgamma pixel quality check =0, good, =1 bad at 4340.5 with band widths of 12.0
Hgamma24sidefloatAngstromHgamma line index from local continuum at 4340.5 with band widths of 24.0
Hgamma24contfloatAngstromHgamma line index from global continuum at 4340.5 with band widths of 24.0
Hgamma24errfloatAngstromHgamma line index error in the lind band at 4340.5 with band widths of 24.0
Hgamma24maskintHgamma pixel quality check =0, good, =1 bad at 4340.5 with band widths of 24.0
Hgamma48sidefloatAngstromHgamma line index from local continuum at 4340.5 with band widths of 48.0
Hgamma48contfloatAngstromHgamma line index from global continuum at 4340.5 with band widths of 48.0
Hgamma48errfloatAngstromHgamma line index error in the lind band at 4340.5 with band widths of 48.0
Hgamma48maskintHgamma pixel quality check =0, good, =1 bad at 4340.5 with band widths of 48.0
HgammasidefloatAngstromHgamma line index from local continuum at 4340.5 with band widths of 54.0
HgammacontfloatAngstromHgamma line index from global continuum at 4340.5 with band widths of 54.0
HgammaerrfloatAngstromHgamma line index error in the lind band at 4340.5 with band widths of 54.0
HgammamaskintHgamma pixel quality check =0, good, =1 bad at 4340.5 with band widths of 54.0
HeI122sidefloatAngstromHe I line index from local continuum at 4471.7 with band widths of 12.0
HeI122contfloatAngstromHe I line index from global continuum at 4471.7 with band widths of 12.0
HeI122errfloatAngstromHe I line index error in the lind band at 4471.7 with band widths of 12.0
HeI122maskintHe I pixel quality check =0, good, =1 bad at 4471.7 with band widths of 12.0
GbluesidefloatAngstromG band line index from local continuum at 4305.0 with band widths of 26.0
GbluecontfloatAngstromG band line index from global continuum at 4305.0 with band widths of 26.0
GblueerrfloatAngstromG band line index error in the lind band at 4305.0 with band widths of 26.0
GbluemaskintG band pixel quality check =0, good, =1 bad at 4305.0 with band widths of 26.0
GwholesidefloatAngstromG band line index from local continuum at 4321.0 with band widths of 28.0
GwholecontfloatAngstromG band line index from global continuum at 4321.0 with band widths of 28.0
GwholeerrfloatAngstromG band line index error in the lind band at 4321.0 with band widths of 28.0
GwholemaskintG band pixel quality check =0, good, =1 bad at 4321.0 with band widths of 28.0
BasidefloatAngstromBa line index from local continuum at 4554.0 with band widths of 6.0
BacontfloatAngstromBa line index from global continuum at 4554.0 with band widths of 6.0
BaerrfloatAngstromBa line index error in the lind band at 4554.0 with band widths of 6.0
BamaskintBa pixel quality check =0, good, =1 bad at 4554.0 with band widths of 6.0
C12C13sidefloatAngstromC12C13 band line index from local continuum at 4737.0 with band widths of 36.0
C12C13contfloatAngstromC12C13 band line index from global continuum at 4737.0 with band widths of 36.0
C12C13errfloatAngstromC12C13 band line index error in the lind band at 4737.0 with band widths of 36.0
C12C13maskintC12C13 band pixel quality check =0, good, =1 bad at 4737.0 with band widths of 36.0
CC12sidefloatAngstromC2 band line index from local continuum at 4618.0 with band widths of 256.0
CC12contfloatAngstromC2 band line index from global continuum at 4618.0 with band widths of 256.0
CC12errfloatAngstromC2 band line index error in the lind band at 4618.0 with band widths of 256.0
CC12maskintC2 band pixel quality check =0, good, =1 bad at 4618.0 with band widths of 256.0
metal1sidefloatAngstromMetallic line index from local continuum at 4584.0 with band widths of 442.0
metal1contfloatAngstromMetallic line index from global continuum at 4584.0 with band widths of 442.0
metal1errfloatAngstromMetlllic line index error in the lind band at 4584.0 with band widths of 442.0
metal1maskintMetal1ic pixel quality check =0, good, =1 bad at 4584.0 with band widths of 442.0
Hbeta12sidefloatAngstromHbeta line index from local continuum at 4862.3 with band widths of 12.0
Hbeta12contfloatAngstromHbeta line index from global continuum at 4862.3 with band widths of 12.0
Hbeta12errfloatAngstromHbeta line index error in the lind band at 4862.3 with band widths of 12.0
Hbeta12maskintHbeta pixel quality check =0, good, =1 bad at 4862.3 with band widths of 12.0
Hbeta24sidefloatAngstromHbeta line index from local continuum at 4862.3 with band widths of 24.0
Hbeta24contfloatAngstromHbeta line index from global continuum at 4862.3 with band widths of 24.0
Hbeta24errfloatAngstromHbeta line index error in the lind band at 4862.3 with band widths of 24.0
Hbeta24maskintHbeta pixel quality check =0, good, =1 bad at 4862.3 with band widths of 24.0
Hbeta48sidefloatAngstromHbeta line index from local continuum at 4862.3 with band widths of 48.0
Hbeta48contfloatAngstromHbeta line index from global continuum at 4862.3 with band widths of 48.0
Hbeta48errfloatAngstromHbeta line index error in the lind band at 4862.3 with band widths of 48.0
Hbeta48maskintHbeta pixel quality check =0, good, =1 bad at 4862.3 with band widths of 48.0
HbetasidefloatAngstromHbeta line index from local continuum at 4862.3 with band widths of 60.0
HbetacontfloatAngstromHbeta line index from global continuum at 4862.3 with band widths of 60.0
HbetaerrfloatAngstromHbeta line index error in the lind band at 4862.3 with band widths of 60.0
HbetamaskintHbeta pixel quality check =0, good, =1 bad at 4862.3 with band widths of 60.0
C2sidefloatAngstromC2 band line index from local continuum at 5052.0 with band widths of 204.0
C2contfloatAngstromC2 band line index from global continuum at 5052.0 with band widths of 204.0
C2errfloatAngstromC2 band line index error in the lind band at 5052.0 with band widths of 204.0
C2maskintC2 band pixel quality check =0, good, =1 bad at 5052.0 with band widths of 204.0
C2MgIsidefloatAngstromC2 and Mg I line index from local continuum at 5069.0 with band widths of 238.0
C2MgIcontfloatAngstromC2 and Mg I line index from global continuum at 5069.0 with band widths of 238.0
C2MgIerrfloatAngstromC2 and Mg I line index error in the lind band at 5069.0 with band widths of 238.0
C2MgImaskintC2 and Mg I pixel quality check =0, good, =1 bad at 5069.0 with band widths of 238.0
MgHMgIC2sidefloatAngstromMgH, Mg I, and C2 line index from local continuum at 5085.0 with band widths of 270.0
MgHMgIC2contfloatAngstromMgH, Mg I, and C2 line index from global continuum at 5085.0 with band widths of 270.0
MgHMgIC2errfloatAngstromMgH, Mg I, and C2 line index error in the lind band at 5085.0 with band widths of 270.0
MgHMgIC2maskintMgH, Mg I, and C2 pixel quality check =0, good, =1 bad at 5085.0 with band widths of 270.0
MgHMgIsidefloatAngstromMgH and Mg I line index from local continuum at 5198.0 with band widths of 44.0
MgHMgIcontfloatAngstromMgH and Mg I line index from global continuum at 5198.0 with band widths of 44.0
MgHMgIerrfloatAngstromMgH and Mg I line index error in the lind band at 5198.0 with band widths of 44.0
MgHMgImaskintMgH_MgI pixel quality check =0, good, =1 bad at 5198.0 with band widths of 44.0
MgHsidefloatAngstromMgH line index from local continuum at 5210.0 with band widths of 20.0
MgHcontfloatAngstromMgH line index from global continuum at 5210.0 with band widths of 20.0
MgHerrfloatAngstromMgH line index error in the lind band at 5210.0 with band widths of 20.0
MgHmaskintMgH pixel quality check =0, good, =1 bad at 5210.0 with band widths of 20.0
CrIsidefloatAngstromCr I line index from local continuum at 5206.0 with band widths of 12.0
CrIcontfloatAngstromCr I line index from global continuum at 5206.0 with band widths of 12.0
CrIerrfloatAngstromCr I line index error in the lind band at 5206.0 with band widths of 12.0
CrImaskintCr I pixel quality check =0, good, =1 bad at 5206.0 with band widths of 12.0
MgIFeIIsidefloatAngstromMg I and Fe II line index from local continuum at 5175.0 with band widths of 20.0
MgIFeIIcontfloatAngstromMg I and Fe II line index from global continuum at 5175.0 with band widths of 20.0
MgIFeIIerrfloatAngstromMg I and Fe II line index error in the lind band at 5175.0 with band widths of 20.0
MgIFeIImaskintMg I and Fe II pixel quality check =0, good, =1 bad at 5175.0 with band widths of 20.0
MgI2sidefloatAngstromMg I line index from local continuum at 5183.0 with band widths of 2.0
MgI2contfloatAngstromMg I line index from global continuum at 5183.0 with band widths of 2.0
MgI2errfloatAngstromMg I line index error in the lind band at 5183.0 with band widths of 2.0
MgI2maskintMg I pixel quality check =0, good, =1 bad at 5183.0 with band widths of 2.0
MgI121sidefloatAngstromMg I line index from local continuum at 5170.5 with band widths of 12.0
MgI121contfloatAngstromMg I line index from global continuum at 5170.5 with band widths of 12.0
MgI121errfloatAngstromMg I line index error in the lind band at 5170.5 with band widths of 12.0
MgI121maskintMg I pixel quality check =0, good, =1 bad at 5170.5 with band widths of 12.0
MgI24sidefloatAngstromMg I line index from local continuum at 5176.5 with band widths of 24.0
MgI24contfloatAngstromMg I line index from global continuum at 5176.5 with band widths of 24.0
MgI24errfloatAngstromMg I line index error in the lind band at 5176.5 with band widths of 24.0
MgI24maskintMg I pixel quality check =0, good, =1 bad at 5176.5 with band widths of 24.0
MgI122sidefloatAngstromMg I line index from local continuum at 5183.5 with band widths of 12.0
MgI122contfloatAngstromMg I line index from global continuum at 5183.5 with band widths of 12.0
MgI122errfloatAngstromMg I line index error in the lind band at 5183.5 with band widths of 12.0
MgI122maskintMg I pixel quality check =0, good, =1 bad at 5183.5 with band widths of 12.0
NaI20sidefloatAngstromNa I line index from local continuum at 5890.0 with band widths of 20.0
NaI20contfloatAngstromNa I line index from global continuum at 5890.0 with band widths of 20.0
NaI20errfloatAngstromNa I line index error in the lind band at 5890.0 with band widths of 20.0
NaI20maskintNa I pixel quality check =0, good, =1 bad at 5890.0 with band widths of 20.0
Na12sidefloatAngstromNa line index from local continuum at 5892.9 with band widths of 12.0
Na12contfloatAngstromNa line index from global continuum at 5892.9 with band widths of 12.0
Na12errfloatAngstromNa line index error in the lind band at 5892.9 with band widths of 12.0
Na12maskintNa pixel quality check =0, good, =1 bad at 5892.9 with band widths of 12.0
Na24sidefloatAngstromNa line index from local continuum at 5892.9 with band widths of 24.0
Na24contfloatAngstromNa line index from global continuum at 5892.9 with band widths of 24.0
Na24errfloatAngstromNa line index error in the lind band at 5892.9 with band widths of 24.0
Na24maskintNa pixel quality check =0, good, =1 bad at 5892.9 with band widths of 24.0
Halpha12sidefloatAngstromHalpha line index from local continuum at 6562.8 with band widths of 12.0
Halpha12contfloatAngstromHalpha line index from global continuum at 6562.8 with band widths of 12.0
Halpha12errfloatAngstromHalpha line index error in the lind band at 6562.8 with band widths of 12.0
Halpha12maskintHalpha pixel quality check =0, good, =1 bad at 6562.8 with band widths of 12.0
Halpha24sidefloatAngstromHalpha line index from local continuum at 6562.8 with band widths of 24.0
Halpha24contfloatAngstromHalpha line index from global continuum at 6562.8 with band widths of 24.0
Halpha24errfloatAngstromHalpha line index error in the lind band at 6562.8 with band widths of 24.0
Halpha24maskintHalpha pixel quality check =0, good, =1 bad at 6562.8 with band widths of 24.0
Halpha48sidefloatAngstromHalpha line index from local continuum at 6562.8 with band widths of 48.0
Halpha48contfloatAngstromHalpha line index from global continuum at 6562.8 with band widths of 48.0
Halpha48errfloatAngstromHalpha line index error in the lind band at 6562.8 with band widths of 48.0
Halpha48maskintHalpha pixel quality check =0, good, =1 bad at 6562.8 with band widths of 48.0
Halpha70sidefloatAngstromHalpha line index from local continuum at 6562.8 with band widths of 70.0
Halpha70contfloatAngstromHalpha line index from global continuum at 6562.8 with band widths of 70.0
Halpha70errfloatAngstromHalpha line index error in the lind band at 6562.8 with band widths of 70.0
Halpha70maskintHalpha pixel quality check =0, good, =1 bad at 6562.8 with band widths of 70.0
CaHsidefloatAngstromCaH line index from local continuum at 6788.0 with band widths of 505.0
CaHcontfloatAngstromCaH line index from global continuum at 6788.0 with band widths of 505.0
CaHerrfloatAngstromCaH line index error in the lind band at 6788.0 with band widths of 505.0
CaHmaskintCaH pixel quality check =0, good, =1 bad at 6788.0 with band widths of 505.0
TiOsidefloatAngstromTiO line index from local continuum at 7209.0 with band widths of 333.3
TiOcontfloatAngstromTiO line index from global continuum at 7209.0 with band widths of 333.3
TiOerrfloatAngstromTiO line index error in the lind band at 7209.0 with band widths of 333.3
TiOmaskintTiO pixel quality check =0, good, =1 bad at 7209.0 with band widths of 333.3
CNsidefloatAngstromCN line index from local continuum at 6890.0 with band widths of 26.0
CNcontfloatAngstromCN line index from global continuum at 6890.0 with band widths of 26.0
CNerrfloatAngstromCN line index error in the lind band at 6890.0 with band widths of 26.0
CNmaskintCN pixel quality check =0, good, =1 bad at 6890.0 with band widths of 26.0
OItripsidefloatAngstromO I triplet line index from local continuu at 7775.0 with band widths of 30.0
OItripcontfloatAngstromO I triplet line index from global continuum at 7775.0 with band widths of 30.0
OItriperrfloatAngstromO I triplet line index error in the lind band at 7775.0 with band widths of 30.0
OItripmaskintO I triplet pixel quality check =0, good, =1 bad at 7775.0 with band widths of 30.0
KI34sidefloatAngstromK I line index from local continuum at 7687.0 with band widths of 34.0
KI34contfloatAngstromK I line index from global continuum at 7687.0 with band widths of 34.0
KI34errfloatAngstromK I line index error in the lind band at 7687.0 with band widths of 34.0
KI34maskintK I pixel quality check =0, good, =1 bad at 7687.0 with band widths of 34.0
KI95sidefloatAngstromK I line index from local continuum at 7688.0 with band widths of 95.0
KI95contfloatAngstromK I line index from global continuum at 7688.0 with band widths of 95.0
KI95errfloatAngstromK I line index error in the lind band at 7688.0 with band widths of 95.0
KI95maskintK I pixel quality check =0, good, =1 bad at 7688.0 with band widths of 95.0
NaI15sidefloatAngstromNa I line index from local continuum at 8187.5 with band widths of 15.0
NaI15contfloatAngstromNa I line index from global continuum at 8187.5 with band widths of 15.0
NaI15errfloatAngstromNa I line index error in the lind band at 8187.5 with band widths of 15.0
NaI15maskintNa I pixel quality check =0, good, =1 bad at 8187.5 with band widths of 15.0
NaIredsidefloatAngstromNa I line index from local continuum at 8190.2 with band widths of 33.0
NaIredcontfloatAngstromNa I line index from global continuum at 8190.2 with band widths of 33.0
NaIrederrfloatAngstromNa I line index error in the lind band at 8190.2 with band widths of 33.0
NaIredmaskintNa I pixel quality check =0, good, =1 bad at 8190.2 with band widths of 33.0
CaII26sidefloatAngstromCa II triplet line index from local continuum at 8498.0 with band widths of 26.0
CaII26contfloatAngstromCa II triplet line index from global continuum at 8498.0 with band widths of 26.0
CaII26errfloatAngstromCa II triplet line index error in the lind band at 8498.0 with band widths of 26.0
CaII26maskintCa II triplet pixel quality check =0, good, =1 bad at 8498.0 with band widths of 26.0
Paschen13sidefloatAngstromPaschen line index from local continuum at 8467.5 with band widths of 13.0
Paschen13contfloatAngstromPaschen line index from global continuum at 8467.5 with band widths of 13.0
Paschen13errfloatAngstromPaschen line index error in the lind band at 8467.5 with band widths of 13.0
Paschen13maskintPaschen pixel quality check =0, good, =1 bad at 8467.5 with band widths of 13.0
CaII29sidefloatAngstromCa II triplet line index from local continuum at 8498.5 with band widths of 29.0
CaII29contfloatAngstromCa II triplet line index from global continuum at 8498.5 with band widths of 29.0
CaII29errfloatAngstromCa II triplet line index error in the lind band at 8498.5 with band widths of 29.0
CaII29maskintCa II triplet pixel quality check =0, good, =1 bad at 8498.5 with band widths of 29.0
CaII401sidefloatAngstromCa II triplet line index from local continuum at 8542.0 with band widths of 40.0
CaII401contfloatAngstromCa II triplet line index from global continuum at 8542.0 with band widths of 40.0
CaII401errfloatAngstromCa II triplet line index error in the lind band at 8542.0 with band widths of 40.0
CaII401maskintCa II triplet pixel quality check =0, good, =1 bad at 8542.0 with band widths of 40.0
CaII161sidefloatAngstromCa II triplet_1 line index from local continuum at 8542.0 with band widths of 16.0
CaII161contfloatAngstromCa II triplet_1 line index from global continuum at 8542.0 with band widths of 16.0
CaII161errfloatAngstromCa II triplet_1 line index error in the lind band at 8542.0 with band widths of 16.0
CaII161maskintCa II triplet_1 pixel quality check =0, good, =1 bad at 8542.0 with band widths of 16.0
Paschen421sidefloatAngstromPaschen line index from local continuum at 8598.0 with band widths of 42.0
Paschen421contfloatAngstromPaschen line index from global continuum at 8598.0 with band widths of 42.0
Paschen421errfloatAngstromPaschen line index error in the lind band at 8598.0 with band widths of 42.0
Paschen421maskintPaschen pixel quality check =0, good, =1 bad at 8598.0 with band widths of 42.0
CaII162sidefloatAngstromCa II triplet line index from local continuum at 8662.1 with band widths of 16.0
CaII162contfloatAngstromCa II triplet line index from global continuum at 8662.1 with band widths of 16.0
CaII162errfloatAngstromCa II triplet line index error in the lind band at 8662.1 with band widths of 16.0
CaII162maskintCa II triplet pixel quality check =0, good, =1 bad at 8662.1 with band widths of 16.0
CaII402sidefloatAngstromCa II triplet line index from local continuum at 8662.0 with band widths of 40.0
CaII402contfloatAngstromCa II triplet line index from global continuum at 8662.0 with band widths of 40.0
CaII402errfloatAngstromCa II triplet line index error in the lind band at 8662.0 with band widths of 40.0
CaII402maskintCa II triplet pixel quality check =0, good, =1 bad at 8662.0 with band widths of 40.0
Paschen422sidefloatAngstromPaschen line index from local continuum at 8751.0 with band widths of 42.0
Paschen422contfloatAngstromPaschen line index from global continuum at 8751.0 with band widths of 42.0
Paschen422errfloatAngstromPaschen line index error in the lind band at 8751.0 with band widths of 42.0
Paschen422maskintPaschen pixel quality check =0, good, =1 bad at 8751.0 with band widths of 42.0
TiO5sidefloatTiO5 line index from local continuum at 7134.4 with band widths of 5.0
TiO5contfloatTiO5 line index from global continuum at 7134.4 with band widths of 5.0
TiO5errfloatTiO5 line index error in the lind band at 7134.4 with band widths of 5.0
TiO5maskintTiO5 pixel quality check =0, good, =1 bad at 7134.4 with band widths of 5.0
TiO8sidefloatTiO8 line index from local continuum at 8457.3 with band widths of 30.0
TiO8contfloatTiO8 line index from global continuum at 8457.3 with band widths of 30.0
TiO8errfloatTiO8 line index error in the lind band at 8457.3 with band widths of 30.0
TiO8maskintTiO8 pixel quality check =0, good, =1 bad at 8457.3 with band widths of 30.0
CaH1sidefloatCaH1 line index from local continuum at 6386.7 with band widths of 10.0
CaH1contfloatCaH1 line index from global continuum at 6386.7 with band widths of 10.0
CaH1errfloatCaH1 line index error in the lind band at 6386.7 with band widths of 10.0
CaH1maskintCaH1 pixel quality check =0, good, =1 bad at 6386.7 with band widths of 10.0
CaH2sidefloatCaH2 line index from local continuum at 6831.9 with band widths of 32.0
CaH2contfloatCaH2 line index from global continuum at 6831.9 with band widths of 32.0
CaH2errfloatCaH2 line index error in the lind band at 6831.9 with band widths of 32.0
CaH2maskintCaH2 pixel quality check =0, good, =1 bad at 6831.9 with band widths of 32.0
CaH3sidefloatCaH3 line index from local continuum at 6976.9 with band widths of 30.0
CaH3contfloatCaH3 line index from global continuum at 6976.9 with band widths of 30.0
CaH3errfloatCaH3 line index error in the lind band at 6976.9 with band widths of 30.0
CaH3maskintCaH3 pixel quality check =0, good, =1 bad at 6976.9 with band widths of 30.0
UVCNsidefloatCN line index at 3839
UVCNcontfloatCN line index at 3839
UVCNerrfloatCN line index error at 3829
UVCNmaskintCN pixel quality check =0, good, =1 bad at 3839
BLCNsidefloatCN line index at 4142
BLCNcontfloatCN line index at 4142
BLCNerrfloatCN line index error at 4142
BLCNmaskintCN pixel quality check =0, good, =1 bad at 4142
FEI1sidefloatAngstromFe I line index at 4045.8 with band widths of 2.5
FEI1contfloatAngstromFe I line index at 4045.8 with band widths of 2.5
FEI1errfloatAngstromFe I line index error at 4045.8 with band widths of 2.5
FEI1maskintFe I pixel quality check =0, good, =1 bad at 4045.8 with band widths of 2.5
FEI2sidefloatAngstromFe I line index at 4063.6 with band widths of 2.0
FEI2contfloatAngstromFe I line index at 4063.6 with band widths of 2.0
FEI2errfloatAngstromFe I line index error at 4063.6 with band widths of 2.0
FEI2maskintFe I pixel quality check =0, good, =1 bad at 4063.6 with band widths of 2.0
FEI3sidefloatAngstromFe I line index at 4071.7 with band widths of 2.0
FEI3contfloatAngstromFe I line index at 4071.7 with band widths of 2.0
FEI3errfloatAngstromFe I line index error at 4071.7 with band widths of 2.0
FEI3maskintFe I pixel quality check =0, good, =1 bad at 4071.7 with band widths of 2.0
SRII2sidefloatAngstromSr II line index at 4077.7 with band widths of 2.0
SRII2contfloatAngstromSr II line index at 4077.7 with band widths of 2.0
SRII2errfloatAngstromSr II line index error at 4077.7 with band widths of 2.0
SRII2maskintSr II pixel quality check =0, good, =1 bad at 4077.7 with band widths of 2.0
FEI4sidefloatFe I line index at 4679.5 with band widths of 87.0
FEI4contfloatFe I line index at 4679.5 with band widths of 87.0
FEI4errfloatFe I line index error at 4679.5 with band widths of 87.0
FEI4maskintFe I pixel quality check =0, good, =1 bad at 4679.5 with band widths of 87.0
FEI5sidefloatFe I line index at 5267.4 with band widths of 38.8
FEI5contfloatFe I line index at 5267.4 with band widths of 38.8
FEI5errfloatFe I line index error at 5267.4 with band widths of 38.8
FEI5maskintFe I pixel quality check =0, good, =1 bad at 5267.4 with band widths of 38.8

Table sppParams

Contains outputs from the SEGUE Stellar Parameter Pipeline (SSPP)

ColumnTypeUnitsUCDErrorDescriptionLinks
SPECOBJIDlongid number, match in specObjAll
BESTOBJIDlongObject ID of best PhotoObj match (flux-based)
FLUXOBJIDlongObject ID of best PhotoObj match (position-based)
TARGETOBJIDlongtargeted object ID
PLATEIDlongDatabase ID of Plate (match in plateX)
sciencePrimaryintBest version of spectrum at this location (defines default view SpecObj)
legacyPrimaryintBest version of spectrum at this location, among Legacy plates
seguePrimaryintBest version of spectrum at this location, among SEGUE plates (defines default view SpecObj)
FIRSTRELEASEstringName of first release this object was associated with
SURVEYstringSurvey name
PROGRAMNAMEstringProgram name
CHUNKstringChunk name
PLATERUNstringPlate drill run name
MJDlongModified Julian Date of observation
PLATElongPlate number
FIBERIDlongFiber number (1-640)
RUN2DstringName of 2D rerun
RUN1DstringName of 1D rerun
RUNSSPPstringName of SSPP rerun
TARGETSTRINGstringASCII translation of target selection information as determined at the time the plate was designed
PRIMTARGETlongTarget selection information at plate design, primary science selection (for backwards compatibility)
SECTARGETlongTarget selection information at plate design, secondary/qa/calib selection (for backwards compatibility)
LEGACY_TARGET1longLegacy target selection information at plate design, primary science selection
LEGACY_TARGET2longLegacy target selection information at plate design, secondary/qa/calib selection
SPECIAL_TARGET1longSpecial program target selection information at plate design, primary science selection
SPECIAL_TARGET2longSpecial program target selection information at plate design, secondary/qa/calib selection
SEGUE1_TARGET1longSEGUE-1 target selection information at plate design, primary science selection
SEGUE1_TARGET2longSEGUE-1 target selection information at plate design, secondary/qa/calib selection
SEGUE2_TARGET1longSEGUE-2 target selection information at plate design, primary science selection
SEGUE2_TARGET2longSEGUE-2 target selection information at plate design, secondary/qa/calib selection
SPECTYPEHAMMERstringSpectral Type from HAMMER
SPECTYPESUBCLASSstringSpecBS sub-classification
FLAGstringFlag with combination of four letters among BCdDEgGhHlnNSV, n=normal
TEFFADOPfloatKelvinAdopted Teff, bi-weigth average of estimators with indicator variable of 1
TEFFADOPNintKelvinNumber of estimators used in bi-weight average
TEFFADOPUNCfloatKelvinError in the adopted temperature
TEFFHA24floatKelvinTeff estimate from HA24
TEFFHD24floatKelvinTeff estimate from HD24
TEFFNGS1floatKelvinTeff estimate from NGS1
TEFFANNSRfloatKelvinTeff estimate from ANNSR
TEFFANNRRfloatKelvinTeff estimate from ANNRR
TEFFWBGfloatKelvinTeff estimate from WBG
TEFFK24floatKelvinTeff estimate from k24
TEFFKI13floatKelvinTeff estimate from ki13
TEFFHA24INDintIndicator variable, = 0 bad, = 1 good
TEFFHD24INDintIndicator variable, = 0 bad, = 1 good
TEFFNGS1INDintIndicator variable, = 0 bad, = 1 good
TEFFANNSRINDintIndicator variable, = 0 bad, = 1 good
TEFFANNRRINDintIndicator variable, = 0 bad, = 1 good
TEFFWBGINDintIndicator variable, = 0 bad, = 1 good
TEFFK24INDintIndicator variable, = 0 bad, = 1 good
TEFFKI13INDintIndicator variable, = 0 bad, = 1 good
TEFFHA24UNCfloatKelvinError in Teff estimate from HA24
TEFFHD24UNCfloatKelvinError in Teff estimate from HD24
TEFFNGS1UNCfloatKelvinError in Teff estimate from NGS1
TEFFANNSRUNCfloatKelvinError in Teff estimate from ANNSR
TEFFANNRRUNCfloatKelvinError in Teff estimate from ANNRR
TEFFWBGUNCfloatKelvinError in Teff estimate from WBG
TEFFK24UNCfloatKelvinError in Teff estimate from k24
TEFFKI13UNCfloatKelvinError in Teff estimate from ki13
LOGGADOPfloatdexAdopted log g, bi-weigth average of estimators with indicator variable of 2
LOGGADOPNintNumber of log g estimators in used bi-weight average
LOGGADOPUNCfloatdexError in the adopted log g
LOGGNGS2floatdexlog g estimate from NGS2
LOGGNGS1floatdexlog g estimate from NGS1
LOGGANNSRfloatdexlog g estimate from ANNSR
LOGGANNRRfloatdexlog g estimate from ANNRR
LOGGCAI1floatdexlog g estimate from CaI1
LOGGWBGfloatdexlog g estimate from WBG
LOGGK24floatdexlog g estimate from k24
LOGGKI13floatdexlog g estimate from ki13
LOGGNGS2INDintIndicator variable, = 0 bad, = 1 good
LOGGNGS1INDintIndicator variable, = 0 bad, = 1 good
LOGGANNSRINDintIndicator variable, = 0 bad, = 1 good
LOGGANNRRINDintIndicator variable, = 0 bad, = 1 good
LOGGCAI1INDintIndicator variable, = 0 bad, = 1 good
LOGGWBGINDintIndicator variable, = 0 bad, = 1 good
LOGGK24INDintIndicator variable, = 0 bad, = 1 good
LOGGKI13INDintIndicator variable, = 0 bad, = 1 good
LOGGNGS2UNCfloatdexError in log g estimate from NGS2
LOGGNGS1UNCfloatdexError in log g estimate from NGS1
LOGGANNSRUNCfloatdexError in log g estimate from ANNSR
LOGGANNRRUNCfloatdexError in log g estimate from ANNRR
LOGGCAI1UNCfloatdexError in log g estimate from CaI1
LOGGWBGUNCfloatdexError in log g estimate from WBG
LOGGK24UNCfloatdexError in log g estimate from k24
LOGGKI13UNCfloatdexError in log g estimate from ki13
FEHADOPfloatdexAdopted [Fe/H], bi-weigth average of estimators with indicator variable of 2
FEHADOPNintNumber of estimators used in bi-weight average
FEHADOPUNCfloatdexError in the adopted [Fe/H]
FEHNGS2floatdex[Fe/H] estimate from NGS2
FEHNGS1floatdex[Fe/H] estimate from NGS1
FEHANNSRfloatdex[Fe/H] estimate from ANNSR
FEHANNRRfloatdex[Fe/H] estimate from ANNRR
FEHCAIIK1floatdex[Fe/H] estimate from CaIIK1
FEHCAIIK2floatdex[Fe/H] estimate from CaIIK2
FEHCAIIK3floatdex[Fe/H] estimate from CaIIK3
FEHWBGfloatdex[Fe/H] estimate from WBG
FEHK24floatdex[Fe/H] estimate from k24
FEHKI13floatdex[Fe/H] estimate from ki13
FEHNGS2INDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHNGS1INDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHANNSRINDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHANNRRINDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHCAIIK1INDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHCAIIK2INDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHCAIIK3INDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHWBGINDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHK24INDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHKI13INDintIndicator variable, = 0 bad, = 1 low S/N or out of g-r color range, = 2 good
FEHNGS2UNCfloatdexError in [Fe/H] estimate from NGS2
FEHNGS1UNCfloatdexError in [Fe/H] estimate from NGS1
FEHANNSRUNCfloatdexError in [Fe/H] estimate from ANNSR
FEHANNRRUNCfloatdexError in [Fe/H] estimate from ANNRR
FEHCAIIK1UNCfloatdexError in [Fe/H] estiimate from CaIIK1
FEHCAIIK2UNCfloatdexError in [Fe/H] estimate from CaIIK2
FEHCAIIK3UNCfloatdexError in [Fe/H] estimate from CaIIK3
FEHWBGUNCfloatdexError in [Fe/H] estimate from WBG
FEHK24UNCfloatdexError in [Fe/H] estimate from k24
FEHKI13UNCfloatdexError in [Fe/H] estimate from ki13
SNRfloatAverage S/N per pixel over 4000 - 8000 A
QAintQuality check on spectrum, depending on S/N
CCCAHKfloatCorrelation coefficient over 3850-4250 A
CCMGHfloatCorrelation coefficient over 4500-5500 A
TEFFSPECfloatKelvinSpectroscopically determined Teff, color independent
TEFFSPECNintNumber of estimators used in average
TEFFSPECUNCfloatKelvinError in the spectroscopically determined Teff
LOGGSPECfloatdexSpectroscopically determined log g, color independent
LOGGSPECNintNumber of estimators used in average
LOGGSPECUNCfloatdexError in the spectroscopically determined log g
FEHSPECfloatdexSpectroscopically determined [Fe/H], color independent
FEHSPECNintNumber of estimators used in average
FEHSPECUNCfloatdexError in the spectroscopically determined [Fe/H]
ACF1floatAuto-Correlation Function over 4000-4086/4116-4325/4355-4500
ACF1SNRfloatAverage signal-to-noise ratio in Auto-Correlation Function 1 (ACF1)
ACF2floatAuto-Correlation Functioin over 4000-4086/4116-4280/4280-4500
ACF2SNRfloatAverage signal-to-noise ratio in Auto-Correlation Function 2 (ACF2)
INSPECTstringFlag with combination of six letters among FTtMmCn, for inspecting spectra
ELODIERVFINALfloatkm/sVelocity as measured by Elodie library templates, converted to km/s and with the empirical 7.3 km/s offset applied (see Yanny et al. 2009, AJ, 137, 4377)
ELODIERVFINALERRfloatkm/sUncertainty in the measured Elodie RV, as determined from the chisq template-fitting routine. See the discussion of empirically-determined velocity errors in Yanny et al. 2009, AJ, 137, 4377
ZWARNINGlongWarning flags about velocity/redshift determinations
TEFFIRFMfloatKelvinTeff from Infrared Flux Methods (IRFM)
TEFFIRFMINDintIndicator variable, = 0 bad, = 1 good
TEFFIRFMUNCfloatdexError in Teff estimate from IRFM
LOGGNGS1IRFMfloatdexlog g estimate from NGS1 while fixing Teff from IRFM
LOGGNGS1IRFMINDintIndicator variable, = 0 bad, =1 good
LOGGNGS1IRFMUNCfloatdexError in log g from NGS1 while fixing Teff from IRFM
FEHNGS1IRFMfloatdex[Fe/H] estimate from NGS1 while fixing Teff from IRFM
FEHNGS1IRFMINDintIndicator variable, =0 bad, = 1 good
FEHNGS1IRFMUNCfloatdexError in [Fe/H] from NGS1 while fixing Teff from IRFM
LOGGCAI1IRFMfloatdexlog g estimate from CAI1 with fixed IRFM Teff
LOGGCAI1IRFMINDintIndicator variable, =0 bad, = 1 good
LOGGCAI1IRFMUNCfloatdexError in log g from CAI1 with fixed IRFM Teff
FEHCAIIK1IRFMfloatdex[Fe/H] from CaIIK1 with fixed IRFM Teff
FEHCAIIK1IRFMINDintIndicator variable, =0 bad, = 1 good
FEHCAIIK1IRFMUNCfloatdexError in [Fe/H] from CaIIK1 with fixed IRFM Teff

Table sppTargets

Derived quantities calculated by the SEGUE-2 target selection pipeline

ColumnTypeUnitsUCDErrorDescriptionLinks
OBJIDlongObject ID matching DR8
RUNlongRun number
RERUNlongRerun number
CAMCOLlongCamera column number
FIELDlongField number
OBJlongObject
RAdoubledegreeRA
DECdoubledegreeDec
LdoubledegreeGalactic longitude
BdoubledegreeGalactic latitude
FIBERMAG_ufloatmagu band fiber magnitudue
FIBERMAG_gfloatmagg band fiber magnitudue
FIBERMAG_rfloatmagr band fiber magnitudue
FIBERMAG_ifloatmagi band fiber magnitudue
FIBERMAG_zfloatmagz band fiber magnitudue
PSFMAG_ufloatmagu band PSF magnitude
PSFMAG_gfloatmagg band PSF magnitude
PSFMAG_rfloatmagr band PSF magnitude
PSFMAG_ifloatmagi band PSF magnitude
PSFMAG_zfloatmagz band PSF magnitude
EXTINCTION_ufloatmagu band extinction
EXTINCTION_gfloatmagg band extinction
EXTINCTION_rfloatmagr band extinction
EXTINCTION_ifloatmagi band extinction
EXTINCTION_zfloatmagz band extinction
ROWCintpixrow centroid
COLCintpixcolumn centroid
TYPEintobject type from photometric reductions
FLAGSlongcombined flags from all bands
FLAGS_ulongu band flag
FLAGS_glongg band flag
FLAGS_rlongr band flag
FLAGS_ilongi band flag
FLAGS_zlongz band flag
PSFMAGERR_ufloatmagError in u band PSF magnitude
PSFMAGERR_gfloatmagError in u band PSF magnitude
PSFMAGERR_rfloatmagError in u band PSF magnitude
PSFMAGERR_ifloatmagError in u band PSF magnitude
PSFMAGERR_zfloatmagError in u band PSF magnitude
PLATEIDlongHash of plate and MJD
SPECOBJIDlongSpectroscopic object ID
PLATElongPlate number
MJDlongModified Julian Date
FIBERIDlongFiber number
ORIGINALPLATEIDlongOriginal plate ID hash (if targeted based on previous spectrum)
ORIGINALSPECOBJIDlongOriginal spectroscopic object ID (if targeted based on previous spectrum)
ORIGINALPLATElongOriginal plate number (if targeted based on previous spectrum)
ORIGINALMJDlongOriginal Modified Julian Date (if targeted based on previous spectrum)
ORIGINALFIBERIDlongOriginal fiber number (if targeted based on previous spectrum)(if targeted based on previous spectrum)
BESTOBJIDlongBest object ID
TARGETOBJIDlongTarget object ID
PRIMTARGETintPrimary target
SECTARGETintSecondary target
SEGUE1_TARGET1longSEGUE-1 target selection information at plate design, primary science selection
SEGUE1_TARGET2longSEGUE-1 target selection information at plate design, secondary/qa/calib selection
SEGUE2_TARGET1intbitmask that records the category or categories for which this object passed the selection criteria
SEGUE2_TARGET2intbitmask that records the category or categories of "standards" for the pipeline, special calibration targets like Stetson standards or globular cluster stars, for which this object passed the selection criteria
MATCHlong??
DELTAdouble??
PMLdoublemas/year?Proper motion in Galactic longitude?
PMBdoublemas/year?Proper motion in Galactic latitude?
PMRAdoublemas/year?Proper motion in RA
PMDECdoublemas/year?Proper motion in DEC
PMRAERRdoublemas/year?Proper motion error in RA
PMDECERRdoublemas/year?Proper motion error in DEC
PMSIGRAdoublemas/year?
PMSIGDECdoublemas/year?
NFITint
DIST22double
DIST20double
uMAG0floatmagu extinction-corrected (SFD 98) psf magnitude
gMAG0floatmagg extinction-corrected (SFD 98) psf magnitude
rMAG0floatmagr extinction-corrected (SFD 98) psf magnitude
iMAG0floatmagi extinction-corrected (SFD 98) psf magnitude
zMAG0floatmagz extinction-corrected (SFD 98) psf magnitude
umg0floatmagu-g, extinction corrected magnitudes
gmr0floatmagg-r, extinction corrected magnitudes
rmi0floatmagr-i, extinction corrected magnitudes
imz0floatmagi-z, extinction corrected magnitudes
gmi0floatmagg-i, extinction corrected magnitudes
umgERRfloatmagPSFMAGERR_u and PSFMAGERR_g added in quadrature
gmrERRfloatmagPSFMAGERR_g and PSFMAGERR_r added in quadrature
rmiERRfloatmagPSFMAGERR_r and PSFMAGERR_i added in quadrature
imzERRfloatmagPSFMAGERR_i and PSFMAGERR_z added in quadrature
PSFMAG_umgfloatmagpsfmag_u-psfmag_g, no extinction correction
PSFMAG_gmrfloatmagpsfmag_g-psfmag_r, no extinction correction
PSFMAG_rmifloatmagpsfmag_r-psfmag_i, no extinction correction
PSFMAG_imzfloatmagpsfmag_i-psfmag_z, no extinction correction
PSFMAG_gmifloatmagpsfmag_g-psfmag_i, no extinction correction
lcolorfloatmag-0.436*uMag+1.129*gMag-0.119*rMag-0.574*iMag+0.1984 (Lenz et al.1998)
scolorfloatmag-0.249*uMag+0.794*gMag-0.555*rMag+0.234+0.011*p1s-0.010 (Helmi et al. 2003) used in SEGUE-1 target selection, unused in SEGUE-2
p1sfloatmag0.91*umg+0.415*umg-1.280 (Helmi et al. 2003) used in SEGUE-1 target selection, unused in SEGUE-2
TOTALPMfloatmas/yearsqrt(PMRA*PMRA+PMDEC*PMDEC), in mas/year
Hgfloatmagreduced proper motion, gMag+5*log10(TOTALPM/1000)+5
Mifloatmag4.471+7.907*imz-0.837*imz*imz used in SEGUE-1 target selection, unused in SEGUE-2
DISTifloatmag10^((iMag-Mi+5)/5.0) used in SEGUE-1 target selection, unused in SEGUE-2
Hrfloatmagreduced pm (uncorr r): PSFMAG_r+5*log10(TOTALPM/1000)+5
VMI_TRANS1floatmagV-I from VMAG_TRANS-(iMag-0.337*rmi-0.37)
VMI_TRANS2floatmagV-I from 0.877*gmr+0.358
VMAG_TRANSfloatmagV mag from gMag - 0.587*gmr -0.011
MV_TRANSfloatmagnot stuffed
DISTV_KPCfloatkpc10^(dmV/5.-2.) where VMAG_TRANS-(3.37*VMI_TRANS1+2.89)
VTRANS_GALRESTfloatkm/stransvere velocity, km/s, derived from TOTALPM and DISTV_KPC, in a frame at rest w.r.t the Galaxy
MUTRANS_GALRADRESTfloatmas/yearderived PM (mas/year) perpendicular to the Galactocentric radial vector, assuming all motion is along a Galactocentric radial vector, in a frame at rest w.r.t the Galaxy
MURAD_GALRADRESTfloatmas/yearderived PM (mas/year) along the Galactocentric radial vector, assuming all motion is along a Galactocentric radial vector, in a frame at rest w.r.t the Galaxy
VTOT_GALRADRESTfloatkm/stotal velocioty, km/s, derived from TOTALPM and DISTV_KPC, in a frame at rest w.r.t the Galaxy
MG_TOHVfloatmag5.7 + 10.0*(GMR - 0.375)
VTRANS_TOHVfloatkm/stransverse velocity in Galactocentric coords, using the distance estimate from MG_TOHV which is appropriate for old stars near the MSTO and corrected for peculiar solar motion 16.6 km/s toward RA,Dec 267.5,28.1
PM1SIGMA_TOHVfloatmas/yearEstimate of the 1-sigma error in total proper motion at this r magnitude. Formula is sqrt(4.56*4.56 + frate*2.30*2.30), where frate is 10^(0.4*(rMag-19.5)). The constants come from the Munn et al. 2004 (AJ, 127, 3034) paper describing the recalibration of USNOB with SDSS.
V1SIGMAERR_TOHVfloatkm/sThe corresponding 1-sigma error in the transverse velocity based on PM1SIGMA_TOHV and the the distance estimate using MG_TOHV
TARGET_VERSIONstringversion of target used

Table stellarMassPCAWisc

Estimated stellar masses for BOSS galaxies using PCA technique

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
plateintPlate number
fiberIDintFiber ID
mjdintdaysMJD of observation
radoubledegRight ascension of fiber, J2000
decdoubledegDeclination of fiber, J2000
zfloatRedshift used (corresponds to z_noqso in specObjAll)
zErrfloatError in z (corresponds to zErr_noqso in specObjAll)
zNumintIndex of chi^2 minimum corresponding to z_noqso
mstellar_mediandoubledex (solar masses)median (50th percentile of PDF) of log stellar mass (best estimator)
mstellar_errdoubledex (solar masses)1-sigma error in log stellar mass (84th minus 16th percential)
mstellar_p2p5doubledex (solar masses)2.5th percentile of PDF of log stellar mass
mstellar_p16doubledex (solar masses)16th percentile of PDF of log stellar mass
mstellar_p84doubledex (solar masses)84th percentile of PDF of log stellar mass
mstellar_p97p5doubledex (solar masses)97.5th percentile of PDF of log stellar mass
vdisp_mediandoublekm/smedian (50th percentile of PDF) of velocity dispersion (best estimator)
vdisp_errdoublekm/s1-sigma error in velocity dispersion (84th minus 16th percential)
vdisp_p2p5doublekm/s2.5th percentile of PDF of velocity dispersion
vdisp_p16doublekm/s16th percentile of PDF of velocity dispersion
vdisp_p84doublekm/s84th percentile of PDF of velocity dispersion
vdisp_p97p5doublekm/s97.5th percentile of PDF of velocity dispersion
calpha_0floatCoefficient for 0th eigenspectrum in fit
calpha_1floatCoefficient for 1th eigenspectrum in fit
calpha_2floatCoefficient for 2th eigenspectrum in fit
calpha_3floatCoefficient for 3th eigenspectrum in fit
calpha_4floatCoefficient for 4th eigenspectrum in fit
calpha_5floatCoefficient for 5th eigenspectrum in fit
calpha_6floatCoefficient for 6th eigenspectrum in fit
calpha_normfloatOverall normalization for best-fit
warningintOutput warnings: 0 if everything is fine.

Table stellarMassPassivePort

Estimated stellar masses for BOSS galaxies using photometric method, assuming passive model

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
plateintPlate number
fiberIDintFiber ID
mjdintdaysMJD of observation
radoubledegRight ascension of fiber, J2000
decdoubledegDeclination of fiber, J2000
zfloatRedshift used (corresponds to z_noqso in specObjAll)
zErrfloatError in z (corresponds to zErr_noqso in specObjAll)
logMassfloatdex (solar masses)Best-fit stellar mass of galaxy
minLogMassfloatdex (solar masses)1-sigma minimum stellar mass (where chi-squared is within minimum + 1)
maxLogMassfloatdex (solar masses)1-sigma maximum stellar mass (where chi-squared is within minimum + 1)
medianPDFfloatdex (solar masses)Median value in mass PDF (log base 10 in solar masses)
PDF16floatdex (solar masses)16% lower limit on stellar mass in PDF
PDF84floatdex (solar masses)84% upper limit on stellar mass in PDF
peakPDFfloatdex (solar masses)Peak of PDF (log base 10 in solar masses)
logMass_noMassLossfloatdex (solar masses)Best-fit stellar mass of galaxy (log base 10 in solar masses)
minLogMass_noMassLossfloatdex (solar masses)1-sigma minimum stellar mass (where chi-squared is within minimum + 1), not accounting for mass loss
maxLogMass_noMassLossfloatdex (solar masses)1-sigma maximum stellar mass (where chi-squared is within minimum + 1), not accounting for mass loss
medianPDF_noMassLossfloatdex (solar masses)Median value in mass PDF, not accounting for mass loss (log base 10 in solar masses)
PDF16_noMassLossfloatdex (solar masses)16% lower limit on stellar mass in PDF, not accounting for mass loss
PDF84_noMassLossfloatdex (solar masses)84% upper limit on stellar mass in PDF, not accounting for mass loss
peakPDF_noMassLossfloatdex (solar masses)Peak of PDF, not accounting for mass loss (log base 10 in solar masses)
reducedChi2floatReduced chi squared of best fit
agefloatGyrsAge of best fit
minAgefloatGyrs1-sigma minimum age (where chi-squared is within minimum + 1)
maxAgefloatGyrs1-sigma maximum age (where chi-squared is within minimum + 1)
SFRfloatsolar masses per yearStar-formation rate of best fit
minSFRfloatsolar masses per year1-sigma minimum star-formation rate of best fit (where chi-squared is within minimum + 1)
maxSFRfloatsolar masses per year1-sigma maximum star-formation rate of best fit (where chi-squared is within minimum + 1)
absMagKfloatAbsolute magnitude in K inferred from model
SFHstringStar-formation history model used
MetallicitystringMetallicity of best fit template (0.004, 0.01, 0.02, 0.04, or "composite")
reddeninglawintID of best fit reddening law (0 = no reddening)
nFilterintNumber of filters used in the fit (default is 5 for ugriz)

Table stellarMassStarformingPort

Estimated stellar masses for BOSS galaxies using photometric method, assuming a star-forming model

ColumnTypeUnitsUCDErrorDescriptionLinks
specObjIDlongUnique ID
plateintPlate number
fiberIDintFiber ID
mjdintdaysMJD of observation
radoubledegRight ascension of fiber, J2000
decdoubledegDeclination of fiber, J2000
zfloatRedshift used (corresponds to z_noqso in specObjAll)
zErrfloatError in z (corresponds to zErr_noqso in specObjAll)
logMassfloatdex (solar masses)Best-fit stellar mass of galaxy
minLogMassfloatdex (solar masses)1-sigma minimum stellar mass (where chi-squared is within minimum + 1)
maxLogMassfloatdex (solar masses)1-sigma maximum stellar mass (where chi-squared is within minimum + 1)
medianPDFfloatdex (solar masses)Median value in mass PDF (log base 10 in solar masses)
PDF16floatdex (solar masses)16% lower limit on stellar mass in PDF
PDF84floatdex (solar masses)84% upper limit on stellar mass in PDF
peakPDFfloatdex (solar masses)Peak of PDF (log base 10 in solar masses)
logMass_noMassLossfloatdex (solar masses)Best-fit stellar mass of galaxy (log base 10 in solar masses)
minLogMass_noMassLossfloatdex (solar masses)1-sigma minimum stellar mass (where chi-squared is within minimum + 1), not accounting for mass loss
maxLogMass_noMassLossfloatdex (solar masses)1-sigma maximum stellar mass (where chi-squared is within minimum + 1), not accounting for mass loss
medianPDF_noMassLossfloatdex (solar masses)Median value in mass PDF, not accounting for mass loss (log base 10 in solar masses)
PDF16_noMassLossfloatdex (solar masses)16% lower limit on stellar mass in PDF, not accounting for mass loss
PDF84_noMassLossfloatdex (solar masses)84% upper limit on stellar mass in PDF, not accounting for mass loss
peakPDF_noMassLossfloatdex (solar masses)Peak of PDF, not accounting for mass loss (log base 10 in solar masses)
reducedChi2floatReduced chi squared of best fit
agefloatGyrsAge of best fit
minAgefloatGyrs1-sigma minimum age (where chi-squared is within minimum + 1)
maxAgefloatGyrs1-sigma maximum age (where chi-squared is within minimum + 1)
SFRfloatsolar masses per yearStar-formation rate of best fit
minSFRfloatsolar masses per year1-sigma minimum star-formation rate of best fit (where chi-squared is within minimum + 1)
maxSFRfloatsolar masses per year1-sigma maximum star-formation rate of best fit (where chi-squared is within minimum + 1)
absMagKfloatAbsolute magnitude in K inferred from model
SFHstringStar-formation history model used ("const" or "tau=X" or "trunc=X", where X is the exponential decline rate, or the time until truncation of the model)
MetallicitystringMetallicity of best fit template (0.004, 0.01, 0.02, 0.04, or "composite")
reddeninglawintID of best fit reddening law (0 = no reddening)
nFilterintNumber of filters used in the fit (default is 5 for ugriz)

Table thingIndex

Full list of all 'things': unique objects in the SDSS imagin

ColumnTypeUnitsUCDErrorDescriptionLinks
thingIdlongthing ID number
sdssPolygonIDintid number of polygon containing object in sdssPolygons
fieldIDlongfield identification of primary field
objIDlongid of object for primary (or best) observation
isPrimaryintNon-zero if there is a detection of this object in the primary field covering this balkan.
nDetectintNumber of detections of this object.
nEdgeintNumber of fields in which this is a RUN_EDGE object (observation close to edge)
radoubleDR8 Right ascension, J2000 deg
decdoubleDR8 Declination, J2000 deg
loadVersionintLoad Version

Table zooConfidence

Measures of classification confidence from Galaxy Zoo

ColumnTypeUnitsUCDErrorDescriptionLinks
specobjidlongmatch to DR8 spectrum object
objidlongDR8 ObjID
dr7objidlongDR7 ObjID
rafloatRight Ascension, J2000 deg
decfloatDeclination, J2000 deg
rastringstringRight ascension in sexagesimal
decstringstringDeclination in sexagesimal
f_unclass_cleandoublefraction of galaxies in same bin that are unclassified, clean condition
f_misclass_cleandoublefraction of galaxies in same bin that are misclassified, clean condition
avcorr_cleandoubleaverage bias correction in bin, clean condition
stdcorr_cleandoublestd dev of bias corrections in bin, clean condition
f_misclass_greaterdoublefraction of galaxies in same bin that are misclassified, greater condition
avcorr_greaterdoubleaverage bias correction in bin, greater condition
stdcorr_greaterdoublestd dev of bias corrections in bin, greater condition

Table zooMirrorBias

Results from the bias study using mirrored images from Galaxy Zo

ColumnTypeUnitsUCDErrorDescriptionLinks
specobjidlongmatch to DR8 spectrum object
objidlongDR8 ObjID
dr7objidlongDR7 ObjID
rafloatRight Ascension, J2000 deg
decfloatDeclination, J2000 deg
rastringstringRight ascension in sexagesimal
decstringstringDeclination in sexagesimal
nvote_mr1intnumber of votes, vertical mirroring
p_el_mr1doublefraction of votes for elliptical, vertical mirroring
p_cw_mr1doublefraction of votes for clockwise spiral, vertical mirroring
p_acw_mr1doublefraction of votes for anticlockwise spiral, vertical mirroring
p_edge_mr1doublefraction of votes for edge-on disk, vertical mirroring
p_dk_mr1doublefraction of votes for don't know, vertical mirroring
p_mg_mr1doublefraction of votes for merger, vertical mirroring
p_cs_mr1doublefraction of votes for combined spiral, vertical mirroring
nvote_mr2intnumber of votes, diagonal mirroring
p_el_mr2doublefraction of votes for elliptical, diagonal mirroring
p_cw_mr2doublefraction of votes for clockwise spiral, diagonal mirroring
p_acw_mr2doublefraction of votes for anticlockwise spiral, diagonal mirroring
p_edge_mr2doublefraction of votes for edge-on disk, diagonal mirroring
p_dk_mr2doublefraction of votes for don't know, diagonal mirroring
p_mg_mr2doublefraction of votes for merger, diagonal mirroring
p_cs_mr2doublefraction of votes for combined spiral, diagonal mirroring

Table zooMonochromeBias

Results from the bias study that introduced monochrome images in Galaxy Zoo

ColumnTypeUnitsUCDErrorDescriptionLinks
specobjidlongmatch to DR8 spectrum object
objidlongDR8 ObjID
dr7objidlongDR7 ObjID
rafloatRight Ascension, J2000 deg
decfloatDeclination, J2000 deg
rastringstringRight ascension in sexagesimal
decstringstringDeclination in sexagesimal
nvote_monintnumber of votes, monochrome
p_el_mondoublefraction of votes for elliptical, monochrome
p_cw_mondoublefraction of votes for clockwise spiral, monochrome
p_acw_mondoublefraction of votes for anticlockwise spiral, monochrome
p_edge_mondoublefraction of votes for edge-on disk, monochrome
p_dk_mondoublefraction of votes for don't know, monochrome
p_mg_mondoublefraction of votes for merger, monochrome
p_cs_mondoublefraction of votes for combined spiral (cw + acw + edge-on), monochrome

Table zooNoSpec

Morphology classifications of galaxies without spectra from Galaxy Zo

ColumnTypeUnitsUCDErrorDescriptionLinks
specobjidlongmatch to DR8 spectrum object
objidlongDR8 ObjID
dr7objidlongDR7 ObjID
rafloatRight Ascension, J2000 deg
decfloatDeclination, J2000 deg
rastringstringRight ascension in sexagesimal
nvoteintnumber of votes
p_eldoublefraction of votes for elliptical
p_cwdoublefraction of votes for clockwise spiral
p_acwdoublefraction of votes for anticlockwise spiral
p_edgedoublefraction of votes for edge-on disk
p_dkdoublefraction of votes for don't know
p_mgdoublefraction of votes for merger
p_csdoublefraction of votes for combined spiral - cw + acw + edge-on

Table zooSpec

Morphological classifications of spectroscopic galaxies from Galaxy Zo

ColumnTypeUnitsUCDErrorDescriptionLinks
specobjidlongmatch to DR8 spectrum object
objidlongDR8 ObjID
dr7objidlongDR7 ObjID
rafloatRight Ascension, J2000 deg
decfloatDeclination, J2000 deg
rastringstringRight ascension in sexagesimal
decstringstringDeclination in sexagesimal
nvoteintnumber of votes
p_eldoublefraction of votes for elliptical
p_cwdoublefraction of votes for clockwise spiral
p_acwdoublefraction of votes for anticlockwise spiral
p_edgedoublefraction of votes for edge-on disk
p_dkdoublefraction of votes for don't know
p_mgdoublefraction of votes for merger
p_csdoublefraction of votes for combined spiral - cw + acw + edge-on
p_el_debiaseddoubledebiased fraction of votes for elliptical
p_cs_debiaseddoubledebiased fraction of votes for combined spiral
spiralintflag for combined spiral - 1 if debiased spiral fraction > 0.8, 0 otherwise
ellipticalintflag for elliptical - 1 if debiased elliptical fraction > 0.8, 0 otherwise
uncertainintflag for uncertain type - 1 if both spiral and elliptical flags are 0

Table zooVotes

Vote breakdown in Galaxy Zoo results

ColumnTypeUnitsUCDErrorDescriptionLinks
specobjidlongmatch to DR8 spectrum object
objidlongDR8 ObjID
dr7objidlongDR7 ObjID
rafloatRight Ascension, J2000 deg
decfloatDeclination, J2000 deg
rastringstringRight ascension in sexagesimal
decstringstringDeclination in sexagesimal
nvote_totintTotal votes
nvote_stdintTotal votes for the standard classification
nvote_mr1intTotal votes for the vertical mirrored classification
nvote_mr2intTotal votes for the diagonally mirrored classification
nvote_monintTotal votes for the monochrome classification
p_eldoubleFraction of votes for elliptical
p_cwdoubleFraction of votes for clockwise spiral
p_acwdoubleFraction of votes for anticlockwise spiral
p_edgedoubleFraction of votes for edge-on disk
p_dkdoubleFraction of votes for don't know
p_mgdoubleFraction of votes for merger
p_csdoubleFraction of votes for combined spiral - cw + acw + edge-on