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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)
  SDSS===J155322.86+115715.8
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Note: SDSS is also available from http://www.sdss.org/

ColumnValue  Explain   (UCD)
_RAJ200015 53 22.86168 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+11 57 15.8508 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195015 51 01.16542 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+12 06 06.1424 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon022.50259110 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+44.81951885 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)
cl3  Type (class) of the object (type) (Note 1)   (src.class)
SDSSJ155322.86+115715.8  (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)
R5   [3457] Release inclusion (blank for new, 3,4,5 when already included in DR3/4/5) (meta.note)
SDSS-ID5317.3.100.0022   [ 0-9.] SDSS object identifier (Note 2)   (meta.id)
objID587742589330128918  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)
parentID587742589330128911  Pointer to parent (if object deblended) (meta.id.parent)
rerun 40   [40,651] Re-run number (Note 2)   (meta.code)
flags 401010021110  Photo Object Attribute flags (Note 3)   (meta.code.error)
Status00002673   [0-9A-F] Hexadecimal status (Note 4)   (meta.code)
e_RA_ICRS 0.090 arcsec Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)
e_DE_ICRS 0.113 arcsec Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)
ccPos 0.14  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)
umag16.936 mag (i) Model magnitude in u filter (u) (Note 5)   (phot.mag;em.opt.U)
e_umag 0.035 mag Mean error on umag (err_u) (stat.error;phot.mag;em.opt.U)
gmag16.348 mag (i) Model magnitude in g filter (g) (Note 5)   (phot.mag;em.opt.B)
e_gmag 0.009 mag Mean error on gmag (err_g) (stat.error;phot.mag;em.opt.B)
rmag16.590 mag (i) Model magnitude in r filter (r) (Note 5)   (phot.mag;em.opt.R)
e_rmag 0.016 mag Mean error on rmag (err_r) (stat.error;phot.mag;em.opt.R)
imag16.743 mag (i) Model magnitude in i filter (i) (Note 5)   (phot.mag;em.opt.I)
e_imag 0.048 mag Mean error on imag (err_i) (stat.error;phot.mag;em.opt.I)
zmag15.896 mag (i) Model magnitude in z filter (z) (Note 5)   (phot.mag;em.opt.I)
e_zmag 0.051 mag Mean error on zmag (err_z) (stat.error;phot.mag;em.opt.I)
uFlags 4010808110  Detection flags, u band (flags_u) (Note 3)   (meta.code)
us0   [0,2] 0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy)
uc3   [0,9] Phototype in u band, 6=Star (type_u) (Note 1)   (src.class.starGalaxy)
uDate2005.3586 yr Date of observation in u band (Note 6)   (time.epoch)
u'mag16.936 mag Model magnitude in u filter (= umag) (Note 5)   (phot.mag;em.opt.U)
e_u'mag 0.035 mag Mean error on u'mag (= e_umag) (stat.error;phot.mag)
upmag20.570 mag PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U)
e_upmag 0.083 mag Mean error on upmag (psfMagErr_u) (stat.error;phot.mag)
uPmag17.985 mag Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U)
e_uPmag 0.198 mag Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag)
uPrad 2.97 arcsec Petrosian radius in u band (petroRad_u) (phys.angSize;src)
e_uPrad  arcsec Mean error in uPrad (petroRadErr_u) (stat.error)
uoRA 0.37 arcsec Offset of u position along RA (offsetRa_u) (pos.angDistance)
uoDE -0.04 arcsec Offset of u position along Dec (offsetDec_u) (pos.angDistance)
uisoA 38.19 arcsec Isophotal major diameter in u band (isoA_u) (phys.angSize;em.opt.U)
uisoB 13.90 arcsec Isophotal minor diameter in u band (isoB_u) (phys.angSize;em.opt.U)
uPA 59.5 deg Position angle of uisoA in u band (isoPhi_u) (pos.posAng)
gFlags 4010029010  Detection flags, g band (flags_g) (Note 3)   (meta.code)
gs0   [0,2] 0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy)
gc3   [0,9] Phototype in g band, 6=Star (type_g) (Note 1)   (src.class.starGalaxy)
gDate2005.3586 yr Date of observation in g band (Note 6)   (time.epoch)
g'mag16.348 mag Model magnitude in g filter (= gmag) (Note 5)   (phot.mag;em.opt.B)
e_g'mag 0.009 mag Mean error on g'mag (= e_gmag) (stat.error;phot.mag;em.opt.B)
gpmag20.355 mag PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B)
e_gpmag 0.203 mag Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag)
gPmag16.602 mag Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B)
e_gPmag 0.217 mag Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag)
gPrad 27.60 arcsec Petrosian radius in g band (petroMagErr_g) (phys.angSize;src)
e_gPrad 1.20 arcsec Mean error in gPrad (petroMagErr_g) (stat.error)
goRA -0.05 arcsec Offset of g position along RA (offsetRa_g) (pos.angDistance)
goDE -0.03 arcsec Offset of g position along Dec (offsetDec_g) (pos.angDistance)
gisoA 55.07 arcsec Isophotal major diameter in g band (isoA_g) (phys.angSize)
gisoB 24.82 arcsec Isophotal minor diameter in g band (isoB_g) (phys.angSize)
gPA 85.1 deg Position angle of gisoA in g band (isoPhi_g) (pos.posAng)
rFlags 10404010029511  Detection flags, r band (flags_r) (Note 3)   (meta.code)
rs0   [0,2] 0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy)
rc3   [0,9] Phototype in r band, 6=Star (type_r) (Note 1)   (src.class.starGalaxy)
rDate2005.3586 yr Date of observation in r band (Note 6)   (time.epoch)
r'mag16.590 mag Model magnitude in r filter (= rmag) (Note 5)   (phot.mag;em.opt.R)
e_r'mag 0.016 mag Mean error on r'mag (= e_rmag) (stat.error;phot.mag;em.opt.R)
rpmag20.656 mag PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R)
e_rpmag 0.563 mag Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag)
rPmag16.836 mag Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R)
e_rPmag 0.381 mag Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag)
rPrad 43.77 arcsec Petrosian radius in r band (petroMagErr_r) (phys.angSize;src)
e_rPrad  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 45.14 arcsec Isophotal major diameter in r band (isoA_r) (phys.angSize)
risoB 18.93 arcsec Isophotal minor diameter in r band (isoB_r) (phys.angSize)
rPA 78.0 deg Position angle of risoA in r band (isoPhi_r) (pos.posAng)
iFlags 20004010008510  Detection flags, i band (flags_i) (Note 3)   (meta.code)
is0   [0,2] 0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy)
ic3   [0,9] Phototype in i band, 6=Star (type_i) (Note 1)   (src.class.starGalaxy)
iDate2005.3586 yr Date of observation in i band (Note 6)   (time.epoch)
i'mag16.743 mag Model magnitude in i filter (= imag) (Note 5)   (phot.mag;em.opt.I)
e_i'mag 0.048 mag Mean error on i'mag (= e_imag) (stat.error;phot.mag;em.opt.I)
ipmag21.219 mag PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I)
e_ipmag 1.250 mag Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag)
iPmag17.081 mag Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I)
e_iPmag 1.048 mag Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag)
iPrad 43.77 arcsec Petrosian radius in i band (petroMagErr_i) (phys.angSize;src)
e_iPrad  arcsec Mean error in iPrad (petroMagErr_i) (stat.error)
ioRA -0.96 arcsec Offset of i position along RA (offsetRa_i) (pos.angDistance)
ioDE -0.30 arcsec Offset of i position along Dec (offsetDec_i) (pos.angDistance)
iisoA 44.02 arcsec Isophotal major diameter in i band (isoA_i) (phys.angSize)
iisoB 16.45 arcsec Isophotal minor diameter in i band (isoB_i) (phys.angSize)
iPA 77.7 deg Position angle of iisoA in i band (isoPhi_i) (pos.posAng)
zFlags 40404010008011  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)
zDate2005.3586 yr Date of observation in z band (Note 6)   (time.epoch)
z'mag15.896 mag Model magnitude in z filter (= zmag) (Note 5)   (phot.mag;em.opt.I)
e_z'mag 0.051 mag Mean error on z'mag (= e_zmag) (stat.error;phot.mag;em.opt.I)
zpmag20.621 mag PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I)
e_zpmag 0.521 mag Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag)
zPmag16.316 mag Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I)
e_zPmag 0.388 mag Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag)
zPrad 23.38 arcsec Petrosian radius in z band (petroMagErr_z) (phys.angSize;src)
e_zPrad 12.10 arcsec Mean error in zPrad (petroMagErr_z) (stat.error)
zoRA -0.33 arcsec Offset of z position along RA (offsetRa_z) (pos.angDistance)
zoDE -0.06 arcsec Offset of z position along Dec (offsetDec_z) (pos.angDistance)
zisoA 77.57 arcsec Isophotal major diameter in z band (isoA_z) (phys.angSize)
zisoB 33.37 arcsec Isophotal minor diameter in z band (isoB_z) (phys.angSize)
zPA 90.3 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_ICRS238.345257 deg (i) Right Ascension of the object (ICRS) (ra) (pos.eq.ra;meta.main)
DE_ICRS+11.954403 deg (i) Declination of the object (ICRS) (dec) (pos.eq.dec;meta.main)
ObsDate2005.3586 yr Mean Observation date (time.epoch;obs;stat.mean)
Q3  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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