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VizieR

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J/AJ/144/49/table5 Quasars from SDSS-DR7, WISE and UKIDSS surveys (Wu+, 2012)
A catalog of 101853 SDSS-WISE quasars by matching the WISE all-sky data (101853 rows)
  recno=64577
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200013 21 26.57953 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (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.eq.ra)
_DEJ2000+38 32 53.7610 "d:m:s" Declination (FK5, Equinox=J2000.0) (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.eq.dec)
_RAB195013 19 11.16758 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (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.eq.ra)
_DEB1950+38 48 34.6619 "d:m:s" Declination (FK4, Equinox=B1950.0) (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.eq.dec)
_Glon096.00922042 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+76.96825877 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)
64577recno 64577  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000200.360748 deg (i) SDSS Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
DEJ2000+38.548267 deg (i) SDSS Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
Off 0.144 arcsec [0/6] SDSS-WISE positional offset (pos.angDistance)
z 0.956   [0.06/5.47] Redshift (src.redshift)
umag19.726 mag [15.3/26.8] SDSS u band PSF AB magnitude (Note G1)   (phot.mag;em.opt.U)
e_umag 0.031 mag Error in umag (stat.error;phot.mag;em.opt.U)
gmag19.188 mag [15.3/26.5] SDSS g band PSF AB magnitude (Note G1)   (phot.mag;em.opt.B)
e_gmag 0.018 mag Error in gmag (stat.error;phot.mag;em.opt.B)
rmag18.813 mag [15.2/22.9] SDSS r band PSF AB magnitude (Note G1)   (phot.mag;em.opt.R)
e_rmag 0.010 mag Error in rmag (stat.error;phot.mag;em.opt.R)
imag18.894 mag [14.8/22.1] SDSS i band PSF AB magnitude (Note G1)   (phot.mag;em.opt.I)
e_imag 0.014 mag Error in imag (stat.error;phot.mag;em.opt.I)
zmag18.739 mag [14.8/22.7] SDSS z band PSF AB magnitude (Note G1)   (phot.mag;em.opt.I)
e_zmag 0.030 mag Error in zmag (stat.error;phot.mag;em.opt.I)
Au 0.058 mag [0.0/3.8] Extinction in the u band (Note 2)   (phys.absorption)
W1mag15.140 mag [9.8/19.1] WISE W1 (3.4um) band Vega magnitude (phot.mag;em.IR.3-4um)
e_W1mag 0.038 mag Error in W1mag (stat.error;phot.mag)
W2mag 13.881 mag [8.8/17.9] WISE W2 (4.6um) band Vega magnitude (phot.mag;em.IR.4-8um)
e_W2mag 0.037 mag Error in W2mag (stat.error;phot.mag)
W3mag 11.031 mag [4.1/13.8] WISE W3 (12um) band Vega magnitude (phot.flux.density;em.IR.8-15um)
e_W3mag 0.090 mag Error in W3mag (stat.error;phot.mag)
W4mag 8.709 mag [-0.7/10.4] WISE W4 (22um) band Vega magnitude (phot.flux.density;em.IR.15-30um)
e_W4mag 0.294 mag Error in W4mag (stat.error;phot.mag)
m20cm  mag FIRST (Cat. VIII/90) 20cm peak flux density expressed as AB magnitude (0 = no detection; -1.0 = source is not in FIRST area) (phot.flux.density;em.radio.750-1500MHz)
logFX  [ct/s] log RASS full band count rate (phot.count;em.X-ray)

SDSS_QSDSS_Q  Display the data from the SDSS Quasar Catalog DR7 (Cat. VII/260) within 1.5" (meta.ref.url)
WISEWISE  Display the data from the WISE all-sky data (Cat. II/311) within 5" (meta.ref.url)
SDSSDR7+DR9  Display the data from SDSS-DR7 and -DR9, Cat II/294 and V/139, within 1" (meta.ref.url)
SloanSloan  Display the SDSS data for this quasar (meta.ref.url)
  
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