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/928/172
  3.5<z<5.0 SDSS quasars UV luminosity function (Pan+, 2022)
ReadMe+ftp
2022ApJ...928..172P
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/928/172/table3High-redshift quasar catalog (1198 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) 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) [-3/68] Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  z   [3.16/5.4] Redshift (src.redshift)
  f_z  (n) [0/1] Flag on z (Note 1)   (meta.code;src.redshift)
  Region (char) Region identifier (Note 2)   (meta.id;obs.field)
  Index   [-2.94/0.9] Continuum power-law index (spect.index)
  e_Index  (n) [0.044/0.7] Uncertainty in Index (stat.error;spect.index)
  M1450 mag [-28/-23.59] Absolute magnitude at 1450Å (phys.magAbs;em.UV)
  umag mag [21.6/30] SDSS coadded u band AB magnitude; corrected for the extinction (phot.mag;em.opt.U)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_umag mag [0.1/4.8] Uncertainty in umag (stat.error;phot.mag;em.opt.U)
  gmag mag [19/30] SDSS coadded g band AB magnitude corrected for the extinction (phot.mag;em.opt.B)
  e_gmag mag [0.004/4.4] Uncertainty in gmag (stat.error;phot.mag;em.opt.B)
  rmag mag [17.7/23.7] SDSS coadded r band AB magnitude corrected for the extinction (phot.mag;em.opt.R)
  e_rmag mag [0.002/0.3] Uncertainty in rmag (stat.error;phot.mag;em.opt.R)
  imag mag [17.8/21.5] SDSS coadded i band AB magnitude corrected for the extinction (phot.mag;em.opt.I)
  e_imag mag [0.003/0.2] Uncertainty in imag (stat.error;phot.mag;em.opt.I)
  zmag mag [17.79/22] SDSS coadded z band AB magnitude corrected for the extinction (phot.mag;em.opt.I)
  e_zmag mag [0.009/0.4] Uncertainty in zmag (stat.error;phot.mag;em.opt.I)
  DR7Q  (n)Display data from the SDSS-DR7 quasar catalog (VII/260) (meta.ref.url)
  Sloan  Display the online SDSS-DR17 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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usage  Display UCD1+    UCD1  
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