VizieR

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VizieR

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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=006.117629 -00.741009, eq=ICRS, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.23096 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.6324 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.57309 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.7931 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03555048 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83019404 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117629 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741009 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (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)
SDSS12J002428.23-004427.6  (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-ID4263-301-2-0156-0893  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237663783126303613  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID1237663783126303612  Pointer to parent (if object deblended) (meta.id.parent)
flags 35253360001296  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status 257  Hexadecimal status (Note 4)   (meta.code)
raErr 0.072 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.045 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2003.8855 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)
u22.469 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.317 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.851 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.092 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.926 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.063 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.450 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.059 mag Mean error on imag (err_i) (stat.error;phot.mag)
z20.623 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.241 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 11258999068426257  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)
uDate2003.8855 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag22.469 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.317 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u23.022 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.306 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u22.294 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.641 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.644 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 2.489 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.02 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.01 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 1.919 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.050 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 36.8 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 2252074960027664  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)
gDate2003.8855 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.851 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.092 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.599 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.104 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g21.808 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.214 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 2.740 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g 0.801 arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.14 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.02 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 1.884 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.276 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g103.0 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 6755674587398160  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)
rDate2003.8855 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.926 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.063 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.851 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.073 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.993 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.168 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.294 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.511 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 1.705 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.352 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r100.4 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 2252074960060432  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)
iDate2003.8855 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.450 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.059 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.347 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.067 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.665 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.194 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 2.325 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.944 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.07 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.02 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.160 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.154 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i110.5 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 47287796230029585  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)
zDate2003.8855 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.623 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.241 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z21.344 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.229 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z20.172 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.409 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 2.970 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z  arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.02 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z 0.00 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 7.525 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.116 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 86.7 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph 0.4786  (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr 0.1433   [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ 0.4269   [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 3.238   Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU -19.855 mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG -20.898 mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR -21.335 mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI -21.432 mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ -22.376 mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.024 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.23240 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.6216 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.57453 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.7823 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03556477 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83019249 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117635 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741006 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.23-004427.6  (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-ID3388-301-2-0360-0645  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237660025043288709  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
flags 68988047616  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.083 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.071 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2002.7771 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)
u23.148 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.917 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.916 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.137 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.845 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.076 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.380 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.069 mag Mean error on imag (err_i) (stat.error;phot.mag)
z20.092 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.199 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 9007199397515521  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)
uDate2002.7771 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag23.148 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.917 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u23.638 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.669 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u23.609 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 2.470 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.971 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u -0.01 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.01 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 5.135 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.250 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 0.0 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275154764032  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)
gDate2002.7772 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.916 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.137 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.754 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.140 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g21.723 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.221 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 2.971 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.55 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g -0.14 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 4.107 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.050 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 92.5 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874782134272  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)
rDate2002.7771 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.845 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.076 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.656 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.083 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.895 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.174 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.210 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.434 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 1.216 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.466 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r105.5 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275146375168  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)
iDate2002.7771 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.380 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.069 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.277 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.075 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.545 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.161 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 2.410 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.369 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.07 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.08 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.786 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.300 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i 98.1 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 275280592896  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)
zDate2002.7772 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.092 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.199 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z20.802 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.180 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z21.112 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 1.281 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 2.478 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 1.062 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.00 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z -0.01 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 0.437 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.050 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z116.6 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.066 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.22880 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.5748 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.57093 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.7355 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03553931 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83017641 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117620 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.740993 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.22-004427.5  (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-ID4145-301-2-0151-0517  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237663276319834629  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID1237663276319834628  Pointer to parent (if object deblended) (meta.id.parent)
flags 35255507620112  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.104 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.050 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2003.7408 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)
u23.194 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 1.022 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.959 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.156 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.478 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.060 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.234 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.076 mag Mean error on imag (err_i) (stat.error;phot.mag)
z19.579 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.150 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 11258999202645265  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)
uDate2003.7408 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag23.194 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 1.022 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u23.964 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.843 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u22.838 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 1.177 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 4.584 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u -0.01 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.01 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 29.666 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.050 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u144.7 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 2252074968416528  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)
gDate2003.7408 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.959 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.156 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.898 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.160 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g22.598 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.496 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 2.971 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.27 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g -0.30 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 1.134 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.334 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g122.1 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 6755674587398160  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)
rDate2003.7408 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.478 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.060 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.713 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.072 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.777 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.130 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.637 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.444 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 2.346 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.214 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r105.8 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 2252074960191504  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)
iDate2003.7408 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.234 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.076 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.300 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.089 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.502 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.162 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 2.800 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.772 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.26 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.15 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.482 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.552 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i137.7 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 2252075094414608  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)
zDate2003.7408 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag19.579 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.150 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z20.591 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.148 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z19.348 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.230 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 11.307 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z  arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.21 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z -0.27 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 2.387 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.542 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z124.1 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.132 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.23960 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.6072 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.58173 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.7678 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03563073 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83019546 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117665 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741002 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.23-004427.6  (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-ID4203-301-2-0446-0364  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237663525447270764  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
flags 68987912448  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.081 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.063 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2003.8090 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)
u22.658 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.639 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.810 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.125 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.784 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.080 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.450 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.089 mag Mean error on imag (err_i) (stat.error;phot.mag)
z20.603 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.394 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 9007199388958721  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)
uDate2003.8090 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag22.658 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.639 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u23.245 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.556 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u23.764 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 2.550 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 2.259 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 2.137 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.02 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.04 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 1.699 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.050 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u165.3 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275146376448  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)
gDate2003.8091 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.810 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.125 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.671 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.139 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g21.853 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.244 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 11.307 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.04 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.14 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 2.588 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.100 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 90.3 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874773712896  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)
rDate2003.8090 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.784 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.080 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.705 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.087 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r21.057 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.194 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.244 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.514 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 1.883 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.156 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r 94.4 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275154763776  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)
iDate2003.8090 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.450 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.089 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.383 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.094 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.639 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.218 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 1.951 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.398 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i -0.01 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.08 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.117 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.367 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i103.6 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 9007199397347585  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)
zDate2003.8090 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.603 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.394 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z21.576 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.425 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z23.238 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 2.740 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 2.970 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z  arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.02 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z -0.03 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 1.021 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.200 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 86.8 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.137 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.23984 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.6000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.58197 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.7606 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03563386 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83019374 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117666 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741000 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.23-004427.5  (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-ID4192-301-2-0397-0201  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237663478199419081  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
flags 2416254649160  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.113 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.074 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2003.7981 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)
u23.127 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.976 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.948 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.159 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.682 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.072 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.442 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.088 mag Mean error on imag (err_i) (stat.error;phot.mag)
z20.420 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.298 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 9007199724503113  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)
uDate2003.7981 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag23.127 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.976 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u23.310 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.631 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u26.144 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 1.629 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 1.937 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 0.986 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.00 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.01 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 0.115 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 1.000 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u121.1 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275347703112  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)
gDate2003.7981 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.948 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.159 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.669 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.166 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g21.899 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.260 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 11.308 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.28 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g -0.30 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 3.360 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.050 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g116.8 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874840821832  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)
rDate2003.7981 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.682 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.072 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.565 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.081 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r21.091 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.187 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.299 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.395 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 2.050 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.100 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r 87.3 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275347702344  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)
iDate2003.7981 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.442 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.088 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.197 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.089 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.586 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.188 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 3.009 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 1.418 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i -0.03 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.08 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.151 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.284 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i110.6 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 9007199456100937  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)
zDate2003.7981 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.420 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.298 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z21.138 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.279 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z20.688 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.692 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 4.105 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 3.306 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.00 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z 0.00 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 0.983 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.050 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 68.7 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.138 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.23792 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.7224 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.58005 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.8830 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03559977 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83022501 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117658 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741034 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.23-004427.7  (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-ID3434-301-2-0394-0383  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237660222614012287  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
flags 68987912960  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.126 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.076 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2002.8289 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)
u22.146 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.377 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.712 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.111 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.741 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.070 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.456 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.084 mag Mean error on imag (err_i) (stat.error;phot.mag)
z19.932 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.196 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 9007199397380609  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)
uDate2002.8289 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag22.146 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.377 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u22.661 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.345 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u21.608 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.341 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 0.933 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u 0.794 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.03 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.02 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 5.937 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.397 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 27.3 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275154764032  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)
gDate2002.8289 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.712 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.111 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.562 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.128 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g21.589 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.175 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 2.970 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  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 0.19 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 4.107 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.074 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 88.4 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874782134272  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)
rDate2002.8289 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.741 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.070 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.570 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.076 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r21.049 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.179 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 1.924 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.274 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 1.677 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.200 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r103.0 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275146375168  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)
iDate2002.8289 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.456 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.084 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.294 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.091 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.696 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.177 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 2.354 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.727 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 0.10 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.819 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.050 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i 88.2 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 134250497  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)
zDate2002.8289 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag19.932 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.196 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z20.730 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.211 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z20.531 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.546 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 1.644 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 1.465 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.04 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z -0.01 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 0.883 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.199 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 90.1 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.138 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.23528 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.7548 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.57741 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.9154 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03557181 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83023126 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117647 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741043 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.23-004427.7  (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-ID7674-301-2-0063-0475  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237678433253655003  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID1237678433253655002  Pointer to parent (if object deblended) (meta.id.parent)
flags 316728336847120  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.075 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.075 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2008.6827 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)
u21.942 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 0.317 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.899 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.130 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.907 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.074 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.381 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.071 mag Mean error on imag (err_i) (stat.error;phot.mag)
z21.278 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.546 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 11258999202678033  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)
uDate2008.6827 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag21.942 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.317 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u22.775 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 0.369 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u21.479 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.500 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 11.306 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.04 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u 0.04 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 15.345 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.050 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u127.8 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 2251799822106897  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)
gDate2008.6827 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.899 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.130 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.619 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.192 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g22.528 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.843 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 2.971 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.04 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g 0.07 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 1.977 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.050 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 82.6 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 6755674587567376  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)
rDate2008.6827 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.907 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.074 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.747 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.109 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r21.043 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.201 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 7.360 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r  arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 1.916 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.236 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r 81.6 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 2252074960060432  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)
iDate2008.6827 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.381 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.071 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.153 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.088 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i21.124 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.456 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 2.073 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.483 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.04 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i 0.03 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.271 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.100 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i 94.5 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 134251793  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)
zDate2008.6827 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag21.278 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.546 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z21.881 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.533 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z21.178 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 1.749 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 7.359 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z  arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.04 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z 0.05 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 2.228 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.050 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z109.2 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.150 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.24056 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.5892 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.58269 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.7498 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03564176 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83019151 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117669 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.740997 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.24-004427.5  (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-ID3360-301-2-0402-0414  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237659904786956702  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
flags 68987912448  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.218 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.078 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2002.7607 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)
u23.956 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 1.464 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.904 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.120 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r21.133 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.101 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.644 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.100 mag Mean error on imag (err_i) (stat.error;phot.mag)
z20.223 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.210 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 9007199388991489  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)
uDate2002.7607 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag23.956 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 1.464 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u25.032 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 1.073 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u21.435 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.480 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 0.534 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.04 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u -0.02 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 29.675 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.060 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 90.5 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275154764032  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)
gDate2002.7607 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.904 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.120 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.517 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.132 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g21.920 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.330 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 2.970 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g 0.07 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g -0.07 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 2.391 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.050 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 80.4 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874773745664  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)
rDate2002.7607 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag21.133 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.101 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.718 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.109 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r21.177 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.269 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 2.902 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.509 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 1.630 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.050 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r 88.3 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275154764032  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)
iDate2002.7607 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.644 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.100 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.064 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.097 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.845 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.393 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 2.970 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i  arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i 0.00 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.05 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.099 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.252 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i101.5 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 9007199388991489  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)
zDate2002.7607 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.223 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.210 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z21.015 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.245 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z19.899 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.460 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 4.356 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 4.196 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.05 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z -0.01 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 2.550 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.050 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z 67.6 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.161 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.24104 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.6864 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.58317 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.8470 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03563249 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83021825 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117671 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741024 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.24-004427.6  (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-ID3325-301-2-0149-0320  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237659754446520640  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)
SpObjID 0  Pointer to the spectrum of object, or 0 (Note 7)   (meta.id)
parentID 0  Pointer to parent (if object deblended) (meta.id.parent)
flags 68987912448  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status1025  Hexadecimal status (Note 4)   (meta.code)
raErr 0.142 arcsec [0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
decErr 0.062 arcsec [0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ObsDate2002.6786 yr (i) Mean Observation date (Note 6)   (time.epoch;obs;stat.mean)
Q1   [1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs)
u24.068 mag (i) [4/38] Model magnitude in u filter, AB scale (u) (Note 5)   (phot.mag;em.opt.U)
err_u 2.167 mag Mean error on umag (err_u) (stat.error;phot.mag)
g21.364 mag (i) [5/40] Model magnitude in g filter, AB scale (g) (Note 5)   (phot.mag;em.opt.B)
err_g 0.109 mag Mean error on gmag (err_g) (stat.error;phot.mag)
r20.532 mag (i) [4/39] Model magnitude in r filter, AB scale (r) (Note 5)   (phot.mag;em.opt.R)
err_r 0.073 mag Mean error on rmag (err_r) (stat.error;phot.mag)
i20.373 mag (i) [3/40] Model magnitude in i filter, AB scale (i) (Note 5)   (phot.mag;em.opt.I)
err_i 0.100 mag Mean error on imag (err_i) (stat.error;phot.mag)
z19.918 mag (i) [3/38] Model magnitude in z filter, AB scale (z) (Note 5)   (phot.mag;em.opt.I)
err_z 0.255 mag Mean error on zmag (err_z) (stat.error;phot.mag)
zsp   (i) [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (negative for bad fit) (Note 7)   (stat.error)
f_zsp    [0/196] "zwarning" flag (Note 9)   (meta.code)
velDisp  km/s [0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion)
velDispErr  km/s Mean error on Vdisp (velDispErr) (stat.error)
instrument    Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr)
sourceType    Source type (sourceType) (10) (list of types) (Note)   (src.class)
spCl    Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect)
subClass    Spectroscopic subclass (subClass) (Note 11)   (src.spType)
snMedian    [0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median)
flags_u 9007199388992769  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)
uDate2002.6786 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag24.068 mag [4/38] Model magnitude in u' filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 2.167 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
psfMag_u24.006 mag [5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
psfMagErr_u 1.015 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
petroMag_u20.988 mag [3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
petroMagErr_u 0.390 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
petroRad_u 11.307 arcsec [0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src)
petroRadErr_u  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
offsetRa_u 0.07 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
offsetDec_u 0.02 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
deVRad_u 29.669 arcsec de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src)
udVell 0.502 arcsec de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity)
deVPhi_u 12.4 deg Position angle of dVrad in u band (deVPhi_u) (pos.posAng)
flags_g 275154764032  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)
gDate2002.6786 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.364 mag [5/39] Model magnitude in g' filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.109 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag)
psfMag_g22.337 mag [5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
psfMagErr_g 0.125 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
petroMag_g21.470 mag [4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
petroMagErr_g 0.252 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
petroRad_g 2.970 arcsec Petrosian radius in g band (petroRad_g) (phys.angSize;src)
petroRadErr_g  arcsec Mean error in gPrad (petroRadErr_g) (stat.error)
offsetRa_g -0.18 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
offsetDec_g -0.05 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
deVRad_g 2.716 arcsec de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src)
gdVell 0.053 arcsec de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity)
deVPhi_g 98.6 deg Position angle of dVrad in g band (deVPhi_g) (pos.posAng)
flags_r 4503874773745664  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)
rDate2002.6786 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.532 mag [4/39] Model magnitude in r' filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.073 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag)
psfMag_r21.571 mag [4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
psfMagErr_r 0.081 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
petroMag_r20.751 mag [4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
petroMagErr_r 0.194 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
petroRad_r 3.169 arcsec Petrosian radius in r band (petroRad_r) (phys.angSize;src)
petroRadErr_r 0.650 arcsec Mean error in rPrad (petroRadErr_r) (stat.error)
offsetRa_r 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
offsetDec_r 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
deVRad_r 2.372 arcsec de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src)
rdVell 0.200 arcsec de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity)
deVPhi_r 89.0 deg Position angle of dVrad in r band (deVPhi_r) (pos.posAng)
flags_i 275146375168  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)
iDate2002.6786 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag20.373 mag [3/40] Model magnitude in i' filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.100 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag)
psfMag_i21.432 mag [3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
psfMagErr_i 0.111 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
petroMag_i20.542 mag [3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
petroMagErr_i 0.265 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
petroRad_i 3.236 arcsec Petrosian radius in i band (petroRad_i) (phys.angSize;src)
petroRadErr_i 0.676 arcsec Mean error in iPrad (petroRadErr_i) (stat.error)
offsetRa_i -0.16 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
offsetDec_i -0.04 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
deVRad_i 1.759 arcsec de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src)
idVell 0.399 arcsec de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity)
deVPhi_i105.2 deg Position angle of dVrad in i band (deVPhi_i) (pos.posAng)
flags_z 134266881  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)
zDate2002.6786 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag19.918 mag [3/38] Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.255 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag)
psfMag_z20.798 mag [3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
psfMagErr_z 0.248 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
petroMag_z20.292 mag [3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
petroMagErr_z 0.803 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
petroRad_z 2.103 arcsec Petrosian radius in z band (petroRad_z) (phys.angSize;src)
petroRadErr_z 0.486 arcsec Mean error in zPrad (petroRadErr_z) (stat.error)
offsetRa_z 0.04 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
offsetDec_z 0.03 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
deVRad_z 1.099 arcsec de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src)
zdVell 0.050 arcsec de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity)
deVPhi_z114.9 deg Position angle of dVrad in z band (deVPhi_z) (pos.posAng)
pmRa  mas/yr [-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
pmRaErr  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDec  mas/yr [-4846/4437] Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
pmDecErr  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  mas [0/8662] RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  mas [0/10625] RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
match    [1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
nFit    [4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)    Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)    Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)    Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)    Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)    Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
zph   (i) [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12)   (src.redshift)
zErr    [-9999/] Estimated error of the photometric redshift (zErr) (Note 12)   (stat.error)
nnAvgZ    [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    Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value)
absMagU  mag [-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs)
absMagG  mag [-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs)
absMagR  mag [-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs)
absMagI  mag [-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs)
absMagZ  mag [-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs)
ColumnValue  Explain   (UCD)
_r0.168 arcsec Distance from center (006.117629-00.741009)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance)
_RAJ200000 24 28.22280 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 44 27.7476 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 21 54.56493 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 01 04.9083 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon/0.0108.03546197 deg Galactic longitude at Epoch=J0, proper motions taken into account (pos.galactic.lon)
_Glat/0.0-62.83021741 deg Galactic latitude at Epoch=J0, proper motions taken into account (pos.galactic.lat)

ra006.117595 deg (i) Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main)
dec-00.741041 deg (i) Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main)
mode2   [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)
SDSS12J002428.22-004427.7  (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-ID125-301-2-0115-0425  (i) [0-9 -] SDSS object identifier (Note 2)   (meta.id)
objID1237646010548945321  (i) SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note)   (meta.id;meta.main)
Sp-ID   (i) Spectroscopic Plate-MJD-Fiber identifier (7) (Note)   (meta.id)