VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJ/819/154
  SDSS-DR7 QSOs with X-ray and UV luminosities (Lusso+, 2016)
ReadMe+ftp
2016ApJ...819..154L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/819/154/table2Optical and X-ray properties of the main X-ray censored quasar sample (532 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  SDSS (char) Quasar Name, SDSS identifier (HHMMSS.ss+DDMMSS.s; J2000) (meta.id;meta.main)
  RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  z   [0.2/4.8] Spectroscopic redshifts, SDSS-DR7 quasar catalogue (Note G1)   (src.redshift;pos.heliocentric)
  lgLUV [10-7W/Hz] [28.5/32] Monochromatic UV luminosity at 2500Å, in erg/s/Hz (Note G2)   (phys.luminosity;em.UV)
  lgL2 [10-7W/Hz] [24.5/28.6] Monochromatic luminosity at 2keV, in erg/s/Hz (Note G3)   (phys.luminosity;em.X-ray.soft)
  e_lgL2 [10-7W/Hz] [0.05/0.2] Uncertainty in lgL2 (stat.error)
  gamma1  (n) [-1.7/2.4] Optical (0.3-1um) SED power-law fit slope (spect.index)
  gamma2   [-3.3/1.8] UV (1450-3000Å) SED power-law fit slope (spect.index)
  Sloan  Display the online SDSS data for the nearest object (meta.ref.url)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  NED  ask the NED data-base about this object (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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