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II/294/sdss7 The SDSS Photometric Catalog, Release 7 (Adelman-McCarthy+, 2009)
Data Release 7 (357,175,411 primary sources, plus 65,714,108 secondary sources) (65714108 rows)
  objID=587739157113798788
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Note: SDSS is also available from http://www.sdss.org/

ColumnValue  Explain   (UCD)
_RAJ200009 24 23.37936 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+28 17 46.1832 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195009 21 26.76820 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+28 30 41.9666 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon198.85798217 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+44.52082211 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

mode1   [1,2] 1: primary (357,175,411 sources), 2: secondary (65,058,969 sources). (meta.code.class)
q_mode    [+] '+' indicates clean photometry (105,969,748 sources with mode 1+) (meta.code.qual;instr.setup)
cl6  Type (class) of the object (type) (Note 1)   (src.class)
SDSSJ092423.37+281746.1  (i) Recommended SDSS name, based on J2000 position (meta.id)
m_SDSS    [*] The asterisk indicates that 2 different SDSS objects share the same SDSS name (meta.code.multip)
R4   [3457] Release inclusion (blank for new, 3,4,5 when already included in DR3/4/5) (meta.note)
SDSS-ID4518.2.091.0132   [ 0-9.] SDSS object identifier (Note 2)   (meta.id)
objID587739157113798788  SDSS unique object identifier (2) (links to SDSS details) (Note)   (meta.id;meta.main)
SpObjID 0  Pointer to the spectrum of object, or 0 (7) (Note)   (meta.id)
parentID587739157113798783  Pointer to parent (if object deblended) (meta.id.parent)
rerun 40   [40,651] Re-run number (Note 2)   (meta.code)
flags 401092020010  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status00002673   [0-9A-F] Hexadecimal status (Note 4)   (meta.code)
e_RA_ICRS 0.055 arcsec Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
e_DE_ICRS 0.058 arcsec Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ccPos-0.06  Correlation between eRAdeg/eDEdeg (raDecCorr) (stat.correlation)
zsp    Spectroscopic redshift (when SpObjID>0) (Note 7)   (src.redshift)
e_zsp    Mean error on zsp (Note 7)   (stat.error)
umag21.488 mag (i) Model magnitude in u filter (u) (Note 5)   (phot.mag;em.opt.U)
e_umag 0.195 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
gmag21.124 mag (i) Model magnitude in g filter (g) (Note 5)   (phot.mag;em.opt.B)
e_gmag 0.055 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
rmag20.739 mag (i) Model magnitude in r filter (r) (Note 5)   (phot.mag;em.opt.R)
e_rmag 0.050 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
imag21.600 mag (i) Model magnitude in i filter (i) (Note 5)   (phot.mag;em.opt.I)
e_imag 0.118 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
zmag20.480 mag (i) Model magnitude in z filter (z) (Note 5)   (phot.mag;em.opt.I)
e_zmag 0.142 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
uFlags 12028010  Detection flags, u band (flags_u) (Note 3)   (meta.code)
us1   [0,2] 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy)
uc6   [0,9] Phototype in u band, 6=Star (type_u) (Note 1)   (src.class.starGalaxy)
uDate2004.2116 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag21.488 mag Model magnitude in u filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.195 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
upmag21.505 mag PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
e_upmag 0.278 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
uPmag21.650 mag Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
e_uPmag 0.553 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
uPrad 1.40 arcsec Petrosian radius in u band (petroRad_u) (phys.angSize;src)
e_uPrad 0.30 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
uoRA 0.09 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
uoDE -0.09 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
uisoA 3.36 arcsec Isophotal major diameter in u band (isoA_u) (phys.angSize;em.opt.U)
uisoB 2.91 arcsec Isophotal minor diameter in u band (isoB_u) (phys.angSize;em.opt.U)
uPA 24.4 deg Position angle of uisoA in u band (isoPhi_u) (pos.posAng)
gFlags 400012008011  Detection flags, g band (flags_g) (Note 3)   (meta.code)
gs1   [0,2] 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy)
gc6   [0,9] Phototype in g band, 6=Star (type_g) (Note 1)   (src.class.starGalaxy)
gDate2004.2116 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag21.124 mag Model magnitude in g filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.055 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
gpmag21.196 mag PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
e_gpmag 0.115 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
gPmag21.201 mag Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
e_gPmag 0.224 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
gPrad 1.42 arcsec Petrosian radius in g band (petroMagErr_g) (phys.angSize;src)
e_gPrad 0.15 arcsec Mean error in gPrad (petroMagErr_g) (stat.error)
goRA -0.12 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
goDE -0.15 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
gisoA 3.55 arcsec Isophotal major diameter in g band (isoA_g) (phys.angSize)
gisoB 3.13 arcsec Isophotal minor diameter in g band (isoB_g) (phys.angSize)
gPA 19.6 deg Position angle of gisoA in g band (isoPhi_g) (pos.posAng)
rFlags 10000012008010  Detection flags, r band (flags_r) (Note 3)   (meta.code)
rs1   [0,2] 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
rc6   [0,9] Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2004.2116 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag20.739 mag Model magnitude in r filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.050 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
rpmag20.819 mag PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
e_rpmag 0.106 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
rPmag20.866 mag Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
e_rPmag 0.228 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
rPrad 1.24 arcsec Petrosian radius in r band (petroMagErr_r) (phys.angSize;src)
e_rPrad 0.12 arcsec Mean error in rPrad (petroMagErr_r) (stat.error)
roRA 0.00 arcsec Offset of r position along RA (offsetRa_r) (pos.angDistance)
roDE 0.00 arcsec Offset of r position along Dec (offsetDec_r) (pos.angDistance)
risoA 3.60 arcsec Isophotal major diameter in r band (isoA_r) (phys.angSize)
risoB 3.23 arcsec Isophotal minor diameter in r band (isoB_r) (phys.angSize)
rPA 30.4 deg Position angle of risoA in r band (isoPhi_r) (pos.posAng)
iFlags 12008010  Detection flags, i band (flags_i) (Note 3)   (meta.code)
is1   [0,2] 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
ic6   [0,9] Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2004.2116 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag21.600 mag Model magnitude in i filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.118 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
ipmag21.690 mag PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
e_ipmag 0.183 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
iPmag21.785 mag Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
e_iPmag 0.474 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
iPrad 1.22 arcsec Petrosian radius in i band (petroMagErr_i) (phys.angSize;src)
e_iPrad 0.22 arcsec Mean error in iPrad (petroMagErr_i) (stat.error)
ioRA -0.23 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
ioDE -0.27 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
iisoA 2.50 arcsec Isophotal major diameter in i band (isoA_i) (phys.angSize)
iisoB 2.42 arcsec Isophotal minor diameter in i band (isoB_i) (phys.angSize)
iPA154.7 deg Position angle of iisoA in i band (isoPhi_i) (pos.posAng)
zFlags 404012008011  Detection flags, z band (flags_z) (Note 3)   (meta.code)
zs0   [0,2] 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
zc3   [0,9] Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2004.2116 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag20.480 mag Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.142 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
zpmag20.635 mag PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
e_zpmag 0.200 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
zPmag20.436 mag Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
e_zPmag 0.398 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
zPrad 1.35 arcsec Petrosian radius in z band (petroMagErr_z) (phys.angSize;src)
e_zPrad 0.21 arcsec Mean error in zPrad (petroMagErr_z) (stat.error)
zoRA -0.16 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
zoDE -0.08 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
zisoA 3.92 arcsec Isophotal major diameter in z band (isoA_z) (phys.angSize)
zisoB 3.57 arcsec Isophotal minor diameter in z band (isoB_z) (phys.angSize)
zPA 45.2 deg Position angle of zisoA in z band (isoPhi_z) (pos.posAng)
pmRA  mas/yr Proper motion along RightAscension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
e_pmRA  mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDE  mas/yr Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
e_pmDE  mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA  arcsec RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE  arcsec RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
M0  Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
N0  Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)  mag Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)  mag Magnitude from E plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
g(J)  mag Magnitude from J plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(F)  mag Magnitude from F plate recalibrated to r (Note 8)   (phot.mag;em.opt.R)
i(N)  mag Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
RA_ICRS141.097414 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
DE_ICRS+28.296162 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
ObsDate2004.2116 yr Mean Observation date (time.epoch;obs;stat.mean)
Q2  Quality of the observation: 1=bad 2=acceptable 3=good 4=missing 5=hole (Note 6)   (meta.code.qual;obs.param;obs)
  
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