VizieR

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

VizieR

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

  
J/ApJ/927/64
  30yrs of spectroscopic measurements of VMP DLAs (Nunez+, 2022)
ReadMe+ftp
2022ApJ...927...64N
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Post annotation 		img(gal)
1.J/ApJ/927/64/table1Metal summary of very metal-poor (VMP; [Fe/H]≤-2) damped Lyα absorbers (DLAs) (79 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)
  ID (char) Quasar abbreviated designation (meta.id)
  Name (char) Quasar full name (Note 1)   (meta.id;meta.main)
  zabs   [1.77/5.94] Redshift of the DLA (src.redshift)
  logNHI cm-2 [20/21.8] Log of HI column density (phys.columnDensity)
  e_logNHI cm-2 [0.02/0.2] logNHI uncertainty (stat.error)
  l_[Fe/H] (char) Upper limit flag on [Fe/H] (meta.code.error;phys.abund.Fe)
  [Fe/H] [Sun] [-3.45/-1.91] Log of Fe/H abundance (phys.abund.Fe)
  e_[Fe/H] [Sun] (n) [0.001/0.3] [Fe/H] uncertainty (stat.error;phys.abund.Fe)
  f_[C/H] (char) [<x] Limit flag on [C/H] ("x" when no value) (meta.code)
  [C/H] [Sun] (n) [-3.43/-1.51] Log of C/H abundance (phys.abund)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_[C/H] [Sun] (n) [0.03/0.2] [C/H] uncertainty (stat.error;phys.abund)
  f_[N/H] (char) [<x] Limit flag on [N/H] ("x" when no value) (meta.code)
  [N/H] [Sun] (n) [-4.2/-2.04] Log of N/H abundance (phys.abund)
  e_[N/H] [Sun] (n) [0.04/0.15] [N/H] uncertainty (stat.error;phys.abund)
  f_[O/H] (char) [<x] Limit flag on [O/H] ("x" when no value) (meta.code)
  [O/H] [Sun] (n) [-3.17/-1.45] Log of O/H abundance (phys.abund)
  e_[O/H] [Sun] (n) [0.015/0.2] [O/H] uncertainty (stat.error;phys.abund)
  f_[Al/H] (char) [<x] Limit flag on [Al/H] ("x" when no value) (meta.code)
  [Al/H] [Sun] (n) [-3.37/-1.52] Log of Al/H abundance (phys.abund)
  e_[Al/H] [Sun] (n) [0.03/0.2] [Al/H] uncertainty (stat.error;phys.abund)
  f_[Si/H] (char) [<x] Limit flag on [Si/H] ("x" when no value) (meta.code)
  [Si/H] [Sun] (n) [-3.21/-1.35] Log of Si/H abundance (phys.abund)
  e_[Si/H] [Sun] (n) [0.001/0.2] [Si/H] uncertainty (stat.error;phys.abund)
  f_[S/H] (char) [<x] Limit flag on [S/H] ("x" when no value) (meta.code)
  [S/H] [Sun] (n) [-2.64/-1.21] Log of S/H abundance (phys.abund)
  e_[S/H] [Sun] (n) [0.01/0.17] [S/H] uncertainty (stat.error;phys.abund)
  Inst (char) Instrument used to obtain spectra/measure abundance ("ESI", "HIRES", "UVES", "MIKE" or "XSHOOTER") (instr.setup)
  Ref (char) Reference code (Note 2)   (meta.note)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  _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		    
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