VizieR

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

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/857/126
  Quasars Probing Quasars. IX. (QPQ9) (Lau+, 2018)
ReadMe+ftp
2018ApJ...857..126L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/857/126/table1Properties of the projected quasar pairs in the QPQ9 sample (148 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. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  QSOfg (char) Foreground quasar designation (JHHMMSS.ss+DDMMSS.s) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  zfg   [1.6/3.82] Foreground redshift ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;arith.diff;meta.main)
  n_zfg (char) The emission line analyzed for measuring zfg ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  QSObg (char) Background quasar designation (JHHMMSS.ss+DDMMSS.s) (stat.mean;phys.atmol.qn.I;arith.grad;src.class.color)
  zbg   [1.64/4.2] Background redshift ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)
  Telzbg (char) Background quasar instrument ((unassigned);stat.Fourier;arith.factor;spect.line.veloc;meta.code.qual)
  Sep kpc [32/299] Projected separation at the foreground quasar's redshift (phot.mag.reddFree;(unassigned);arith.grad;em.mm.50-100GHz)
  gUV   [60/34208] The enhancement in the UV flux relative to the extragalactic UV background, gUV (stat.weight;(unassigned);arith.factor;meta.abstract;(unassigned);(unassigned))
  QPQ6  (n)Display data from QPQ6 (Prochaska+ 2013, J/ApJ/776/136) ((unassigned);(unassigned);(unassigned);pos.geocentric)
  Sloan  Display the online SDSS-DR17 data for the nearest object of the foreground quasar ((unassigned);(unassigned);(unassigned);pos.geocentric)
  SimbadName (char) (n)Designation understandable by the Simbad data-base ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  _RA deg Positions from foreground quasar names (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg Positions from foreground quasar names (declination part) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)

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