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J/AJ/144/49/table1 Quasars from SDSS-DR7, WISE and UKIDSS surveys (Wu+, 2012)
A catalog of 37842 SDSS-WISE quasars (37842 rows)
  recno=24370
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ColumnValue  Explain   (UCD)
_RAJ200015 05 45.45767 "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+14 23 25.4720 "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)
_RAB195015 03 24.12313 "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+14 34 59.6219 "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)
_Glon017.61026284 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+56.25556384 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)
24370recno 24370  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000226.439407 deg (i) SDSS Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
DEJ2000+14.390409 deg (i) SDSS Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
Off 0.560 arcsec [0/6] SDSS-WISE positional offset (pos.angDistance)
z 0.426   [0.06/5.47] Redshift (src.redshift)
umag18.816 mag [15.3/26.8] SDSS u band PSF AB magnitude (Note G1)   (phot.mag;em.opt.U)
e_umag 0.021 mag Error in umag (stat.error;phot.mag;em.opt.U)
gmag18.640 mag [15.3/26.5] SDSS g band PSF AB magnitude (Note G1)   (phot.mag;em.opt.B)
e_gmag 0.026 mag Error in gmag (stat.error;phot.mag;em.opt.B)
rmag18.851 mag [15.2/22.9] SDSS r band PSF AB magnitude (Note G1)   (phot.mag;em.opt.R)
e_rmag 0.016 mag Error in rmag (stat.error;phot.mag;em.opt.R)
imag18.715 mag [14.8/22.1] SDSS i band PSF AB magnitude (Note G1)   (phot.mag;em.opt.I)
e_imag 0.017 mag Error in imag (stat.error;phot.mag;em.opt.I)
zmag18.451 mag [14.8/22.7] SDSS z band PSF AB magnitude (Note G1)   (phot.mag;em.opt.I)
e_zmag 0.032 mag Error in zmag (stat.error;phot.mag;em.opt.I)
Au 0.168 mag [0.0/3.8] Extinction in the u band (Note 2)   (phys.absorption)
W1mag14.603 mag [9.8/19.1] WISE W1 (3.4um) band Vega magnitude (phot.mag;em.IR.3-4um)
e_W1mag 0.034 mag Error in W1mag (stat.error;phot.mag)
W2mag 13.653 mag [8.8/17.9] WISE W2 (4.6um) band Vega magnitude (phot.mag;em.IR.4-8um)
e_W2mag 0.039 mag Error in W2mag (stat.error;phot.mag)
W3mag 10.715 mag [4.1/13.8] WISE W3 (12um) band Vega magnitude (phot.flux.density;em.IR.8-15um)
e_W3mag 0.099 mag Error in W3mag (stat.error;phot.mag)
W4mag 8.264 mag [-0.7/10.4] WISE W4 (22um) band Vega magnitude (phot.flux.density;em.IR.15-30um)
e_W4mag 0.247 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)
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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