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/MNRAS/471/3428
  Damped Lyman Alpha systems equivalent width (Rao+, 2017)
ReadMe+ftp
2017MNRAS.471.3428R
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/471/3428/table1The GALEX archival sample (60 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)
  Quasar (char) Quasar name (JHHMMSS.s+DDMMSS) (meta.id;meta.main)
  zem  Emission redshift (src.redshift)
  zabs  Absorption redshift (src.redshift)
  MgIIW27960 0.1nm MgII λ27960 equivalent width (spect.line.eqWidth)
  e_MgIIW27960 0.1nm rms uncertainty on MgIIW27960 (stat.error)
  MgIIW28030 0.1nm MgII λ28030 equivalent width (spect.line.eqWidth)
  e_MgIIW28030 0.1nm rms uncertainty on MgIIW28030 (stat.error)
  l_MgIW28520 (char) [≤ ] Limit flag on MgIW28520 (3σ level upper limit) (meta.code.error)
  MgIW28520 0.1nm (n) MgI λ28520 equivalent width (spect.line.eqWidth)
  e_MgIW28520 0.1nm (n) rms uncertainty on MgIW28520 (stat.error)
  l_FeIIW26000 (char) [≤ ] Limit flag on FeIIW26000 (3σ level upper limit) (meta.code.error)
  FeIIW26000 0.1nm (n) FeII λ26000 equivalent width (spect.line.eqWidth)
  e_FeIIW26000 0.1nm (n) rms uncertainty on FeIIW26000 (stat.error)
  logNHI [cm-2] (n) HI column density (Note 1)   (phys.columnDensity)
  e_logNHI [cm-2] (n) rms uncertainty on logNHI (stat.error)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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