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/MNRAS/495/2342
  GRB hydrogen column densities (Dalton+, 2020)
ReadMe+ftp
2020MNRAS.495.2342D
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/495/2342/table1The GRB full sample (363 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)
  GRB (char) GRB name (meta.id;meta.main)
  z  Spectroscopic redshift (src.redshift)
  logNHX [cm-2] (n) Equivalent hydrogen column density (phys.columnDensity)
  E_logNHX [cm-2] (n) Error on logNHX (upper value) (stat.error;stat.max)
  e_logNHX [cm-2] (n) Error on logNHX (lower value) (stat.error)
  r_logNHX (char) Reference for logNHX (Note 1)   (meta.ref;pos.frame)
  logNHI-IC [cm-2] (n) HI column density (from Tanvir et al., 2019MNRAS.483.5380T) (phys.columnDensity)
  e_logNHI-IC [cm-2] (n) Error on logNHI-IC (stat.error)
  n_logNHI-IC (char) [IC ] IC for corrected for ionization fraction (meta.note)
  l_[X/H] (char) [< ≥] Limit flag on [X/H] (meta.code.error;phys.abund)
  [X/H] [-] (n) Metal abundance (phys.abund.Z)
  E_[X/H] [-] (n) Error on [X/H] (upper value) (stat.error;stat.max)
  e_[X/H] [-] (n) Error on [X/H] (lower value) (stat.error;phys.abund)
  r_[X/H] (char) Reference for [X/H] (Note 1)   (meta.ref;pos.frame)
  SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  _RA deg (n)(i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (n)(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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usage  Display UCD1+    UCD1  
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