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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=588015507674890332
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Note: SDSS is also available from http://www.sdss.org/

ColumnValue  Explain   (UCD)
_RAJ200002 27 40.64773 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-01 10 05.3158 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195002 25 07.61070 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-01 23 25.6255 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon168.60534298 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-55.26469050 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)
SDSSJ022740.65-011005.5  (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)
R3   [3457] Release inclusion (blank for new, 3,4,5 when already included in DR3/4/5) (meta.note)
SDSS-ID3325.1.354.0092   [ 0-9.] SDSS object identifier (Note 2)   (meta.id)
objID588015507674890332  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)
parentID588015507674890330  Pointer to parent (if object deblended) (meta.id.parent)
rerun 41   [40,651] Re-run number (Note 2)   (meta.code)
flags 3000920A0014  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status00002673   [0-9A-F] Hexadecimal status (Note 4)   (meta.code)
e_RA_ICRS 0.051 arcsec Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
e_DE_ICRS 0.047 arcsec Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ccPos 0.00  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)
umag19.940 mag (i) Model magnitude in u filter (u) (Note 5)   (phot.mag;em.opt.U)
e_umag 0.044 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
gmag17.240 mag (i) Model magnitude in g filter (g) (Note 5)   (phot.mag;em.opt.B)
e_gmag 0.005 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
rmag15.700 mag (i) Model magnitude in r filter (r) (Note 5)   (phot.mag;em.opt.R)
e_rmag 0.004 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
imag14.677 mag (i) Model magnitude in i filter (i) (Note 5)   (phot.mag;em.opt.I)
e_imag 0.004 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
zmag14.096 mag (i) Model magnitude in z filter (z) (Note 5)   (phot.mag;em.opt.I)
e_zmag 0.004 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
uFlags 12008010  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)
uDate2002.6787 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag19.940 mag Model magnitude in u filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.044 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
upmag19.920 mag PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
e_upmag 0.044 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
uPmag20.039 mag Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
e_uPmag 0.063 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
uPrad 1.37 arcsec Petrosian radius in u band (petroRad_u) (phys.angSize;src)
e_uPrad 0.12 arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
uoRA 0.03 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 5.18 arcsec Isophotal major diameter in u band (isoA_u) (phys.angSize;em.opt.U)
uisoB 3.40 arcsec Isophotal minor diameter in u band (isoB_u) (phys.angSize;em.opt.U)
uPA 14.2 deg Position angle of uisoA in u band (isoPhi_u) (pos.posAng)
gFlags 8012088014  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)
gDate2002.6788 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag17.240 mag Model magnitude in g filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.005 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
gpmag17.191 mag PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
e_gpmag 0.028 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
gPmag17.281 mag Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
e_gPmag 0.006 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
gPrad 1.23 arcsec Petrosian radius in g band (petroMagErr_g) (phys.angSize;src)
e_gPrad 0.01 arcsec Mean error in gPrad (petroMagErr_g) (stat.error)
goRA 0.02 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
goDE -0.01 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
gisoA 7.75 arcsec Isophotal major diameter in g band (isoA_g) (phys.angSize)
gisoB 7.52 arcsec Isophotal minor diameter in g band (isoB_g) (phys.angSize)
gPA174.2 deg Position angle of gisoA in g band (isoPhi_g) (pos.posAng)
rFlags 10000012008014  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)
rDate2002.6787 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag15.700 mag Model magnitude in r filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.004 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
rpmag15.713 mag PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
e_rpmag 0.015 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
rPmag15.752 mag Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
e_rPmag 0.002 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
rPrad 1.15 arcsec Petrosian radius in r band (petroMagErr_r) (phys.angSize;src)
e_rPrad 0.01 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 9.80 arcsec Isophotal major diameter in r band (isoA_r) (phys.angSize)
risoB 9.45 arcsec Isophotal minor diameter in r band (isoB_r) (phys.angSize)
rPA135.2 deg Position angle of risoA in r band (isoPhi_r) (pos.posAng)
iFlags 8012088014  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)
iDate2002.6787 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag14.677 mag Model magnitude in i filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.004 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
ipmag14.649 mag PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
e_ipmag 0.023 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
iPmag14.736 mag Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
e_iPmag 0.002 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
iPrad 1.15 arcsec Petrosian radius in i band (petroMagErr_i) (phys.angSize;src)
e_iPrad 0.01 arcsec Mean error in iPrad (petroMagErr_i) (stat.error)
ioRA -0.03 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
ioDE 0.01 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
iisoA 15.26 arcsec Isophotal major diameter in i band (isoA_i) (phys.angSize)
iisoB 14.92 arcsec Isophotal minor diameter in i band (isoB_i) (phys.angSize)
iPA 63.7 deg Position angle of iisoA in i band (isoPhi_i) (pos.posAng)
zFlags 1000120A8014  Detection flags, z band (flags_z) (Note 3)   (meta.code)
zs1   [0,2] 0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy)
zc6   [0,9] Phototype in z band, 6=Star (type_z) (Note 1)   (src.class.starGalaxy)
zDate2002.6787 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag14.096 mag Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.004 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
zpmag14.098 mag PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
e_zpmag 0.019 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
zPmag14.158 mag Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
e_zPmag 0.002 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
zPrad 1.16 arcsec Petrosian radius in z band (petroMagErr_z) (phys.angSize;src)
e_zPrad 0.01 arcsec Mean error in zPrad (petroMagErr_z) (stat.error)
zoRA 0.01 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
zoDE -0.01 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
zisoA 16.07 arcsec Isophotal major diameter in z band (isoA_z) (phys.angSize)
zisoB 15.74 arcsec Isophotal minor diameter in z band (isoB_z) (phys.angSize)
zPA130.3 deg Position angle of zisoA in z band (isoPhi_z) (pos.posAng)
pmRA 53 mas/yr Proper motion along RightAscension (pmRa) (Note 8)   (pos.pm;pos.eq.ra)
e_pmRA 3 mas/yr Mean error on pmRA (pmRaErr) (Note 8)   (stat.error;pos.pm;pos.eq.ra)
pmDE -87 mas/yr Proper motion along Declination (pmDec) (Note 8)   (pos.pm;pos.eq.dec)
e_pmDE 3 mas/yr Mean error on pmDE (pmDecErr) (Note 8)   (stat.error;pos.pm;pos.eq.dec)
sigRA 0.179 arcsec RMS residual of proper motion fit in RA (Note 8)   (stat.fit.residual)
sigDE 0.224 arcsec RMS residual of proper motion fit in Dec (Note 8)   (stat.fit.residual)
M1  Number of USNO-B objects matched within 1arcsec (match) (Note 8)   (meta.number)
N4  Number of detections used in the pm fit, including SDSS (nFit) (Note 8)   (meta.number)
g(O)17.6 mag Magnitude from O plate recalibrated to g (Note 8)   (phot.mag;em.opt.B)
r(E)16.4 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)15.4 mag Magnitude from N plate recalibrated to i (Note 8)   (phot.mag;em.opt.I)
RA_ICRS036.919405 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
DE_ICRS-01.168208 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
ObsDate2002.6787 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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