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V/147/sdss12 The SDSS Photometric Catalogue, Release 12 (Alam+, 2015)
Data Release 12 (469,053,874 primary sources plus 324,960,094 secondary sources); 3,538,079 spectroscopic targets (original column names in green) (794013968 rows)
  -c=212.646793 +19.612201, eq=ICRS, rs=2
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ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (212.646793+19.612201)[ICRS] (pos.angDistance)
_RAJ200014 10 35.23032 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+19 36 43.9236 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195014 08 14.27521 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+19 50 50.2750 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon014.63518836 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+70.37451400 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

ra212.646793 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
dec+19.612201 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
mode1   [1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class)
clean    [+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup)
class3  Type of object (3=galaxy, 6=star) (Note 1)   (src.class)
SDSS12J141035.23+193643.9  (i) SDSS-DR12 name, based on J2000 position (meta.id)
m_SDSS12    [*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip)

DR12Im  Image from SDSS-server (DR12) (meta.ref.url)

SDSS-ID5183-301-2-0522-0064  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237667734520201280  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID 2772-54529-0270  (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID3121068834786666496  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID1237667734520201276  Pointer to parent (if object deblended) (meta.id.parent)
flags 1161187626979416  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status 257  Hexadecimal status (Note 4)   (meta.code)
raErr 0.063 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.057 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2005.1895 yr (i) Mean Observation date (Note 6)   (time.epoch;obs;stat.mean)
Q3   [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs)
u15.062 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.005 mag Mean error on umag (err_u) (stat.error;phot.mag)
g13.677 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.002 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r12.863 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.002 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i12.455 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.002 mag Mean error on imag (err_i) (stat.error;phot.mag)
z12.125 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.002 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp 0.00753  (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp 0.00001   Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp 0   [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp 83.390228 km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr 2.863 km/s Mean error on Vdisp (velDispErr) (stat.error)
instrumentSDSS   Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceTypeGALAXY   Source type (sourceType) (10) (list of types) (Note)   (src.class)
spClGALAXY   Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClassSTARFORMING   Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian 43.85   [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 2252074960060440  Detection flags, u band (flags_u) (Note 3)   (meta.code)
probPSF_u0  0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy)
type_u3   [0/6] Phototype in u band, 6=Star (type_u) (Note 1)   (src.class.starGalaxy)
uDate2005.1895 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag15.062 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.005 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u18.891 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.024 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u15.050 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.040 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 22.809 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 4.350 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u -0.30 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.35 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 29.674 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.316 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u152.5 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 2252074960195608  Detection flags, g band (flags_g) (Note 3)   (meta.code)
probPSF_g0  0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy)
type_g3  Phototype in g band, 6=Star (type_g) (Note 1)   (src.class.starGalaxy)
gDate2005.1895 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag13.677 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.002 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g17.298 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.029 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g13.665 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.038 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 22.392 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g 4.071 arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.02 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.01 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 24.730 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.297 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g153.8 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 6755674587828248  Detection flags, r band (flags_r) (Note 3)   (meta.code)
probPSF_r0  0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
type_r3  Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2005.1895 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag12.863 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.002 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r16.624 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.019 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r12.905 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.054 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 23.844 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 5.168 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.08 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.10 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 22.713 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.309 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r153.1 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 2252074960457752  Detection flags, i band (flags_i) (Note 3)   (meta.code)
probPSF_i0  0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
type_i3  Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2005.1895 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag12.455 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.002 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i16.144 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.028 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i12.540 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.054 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 24.120 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 5.274 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.06 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i 0.11 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 22.949 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.312 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i152.8 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 2252074960195608  Detection flags, z band (flags_z) (Note 3)   (meta.code)
probPSF_z0  0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
type_z3  Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2005.1895 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag12.125 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.002 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z15.666 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.021 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z12.328 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.045 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 20.452 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 4.376 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.10 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z 0.15 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 21.742 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.300 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z152.4 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa -4.1 mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr 2.3 mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec -3.4 mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr 2.3 mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA 422.48 mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE179.43 mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match 1   [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit 6   [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)10.0   Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)10.1   Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J) 9.7   Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F) 9.9   Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N) 9.3   Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph 0.0191  (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr 0.0071   [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ 0.0264   [0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot)
chisq_zph 1.188   Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU -19.694 mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG -21.065 mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR -21.738 mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI -22.112 mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ -22.340 mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
  
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