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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J/ApJ/948/35
  Abundances of optically thick Lyα absorbers (Saccardi+, 2023)
ReadMe+ftp
2023ApJ...948...35S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/948/35/table2(c)Absorption redshift, neutral hydrogen column density, iron abundance, and relative chemical abundances for all absorption systems with a measure/Upper limit of FeII (30 rows)
2.J/ApJ/948/35/table6Voigt fit parameters (577 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Name (char) (i) QSO name (JHHMM+DDMM) (Note G1)   (meta.id;meta.main)
  (1)f_Name (char) Flag(s) on Name (Note 1)   (meta.code)
  (1)zabs   [3/4.3] Absorption redshift (src.redshift)
  (1)NHI   [17.2/19.9] Neutral hydrogen column density (phys.columnDensity;em.line.HI)
  (1)e_NHI   [0.15/0.3] NHI uncertainty (stat.error;phys.columnDensity;em.line.HI)
  (1)logZ [Sun] [-2.91/-0.25] Metal abundance (phys.abund.Z)
  (1)l_[Fe/H] (char) Limit flag on [Fe/H] (meta.code.error;phys.abund.Fe)
  (1)[Fe/H] [Sun] [-3.3/0.8] Fe/H abundance (phys.abund.Fe)
  (1)e_[Fe/H] [Sun] (n) [0.1/0.3] [Fe/H] uncertainty (stat.error;phys.abund.Fe)
  (1)l_[C/H] (char) Limit flag on [C/H] (meta.code.error;phys.abund)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)[C/H] [Sun] [-2.55/2.1] C/H abundance (phys.abund)
  (1)e_[C/H] [Sun] (n) [0.13/0.2] [C/H] uncertainty (stat.error;phys.abund)
  (1)l_[O/H] (char) Limit flag on [O/H] (meta.code.error;phys.abund)
  (1)[O/H] [Sun] (n) [-2.5/2.2] O/H abundance (phys.abund)
  (1)e_[O/H] [Sun] (n) [0.16/0.3] [O/H] uncertainty (stat.error;phys.abund)
  (1)l_[Mg/H] (char) Limit flag on [Mg/H] (meta.code.error;phys.abund)
  (1)[Mg/H] [Sun] (n) [-2.52/0.96] Mg/H abundance (phys.abund)
  (1)e_[Mg/H] [Sun] (n) [0.14/0.3] [Mg/H] uncertainty (stat.error;phys.abund)
  (1)[Al/H] [Sun] (n) [-3.2/-0.09] Al/H abundance (phys.abund)
  (1)e_[Al/H] [Sun] (n) [0.1/0.3] [Al/H] uncertainty (stat.error;phys.abund)
  (1)[Si/H] [Sun] [-2.51/0.1] Si/H abundance (phys.abund)
  (1)e_[Si/H] [Sun] [0.12/0.3] [Si/H] uncertainty (stat.error;phys.abund)
  (1)l_[C/Fe] (char) Limit flag on [C/Fe] (meta.code.error;phys.abund)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)[C/Fe] [Sun] [-2.17/1.9] C/Fe abundance (Note 2)   (phys.abund)
  (1)e_[C/Fe] [Sun] (n) [0.07/0.3] [C/Fe] uncertainty (stat.error;phys.abund)
  (1)XQ-100  (n)Display data from Perrotta+ 2016, J/MNRAS/462/3285 and Sanchez-Ramirez+ 2016, J/MNRAS/456/4488 (meta.ref.url)
  (1)Nt  (n)Number of transition measurements for this QSO (link to Table 6) (meta.number)
  (1)SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  (1)NED (char) ask the NED data-base about this object (meta.ref.url)
  (1)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  (2)zAvg   [3/4.3] Average spectroscopic redshift of system (stat.mean;src.redshift)
  (2)Trans (char) Transition (meta.id;phys.atmol.transition)
  (2)z   [3/4.5] Central spectroscopic redshift from Trans (src.redshift)
  (2)l_logN (char) Limit flag on logN (meta.code.error)
  (2)logN [cm-2] [11.1/17.5] log column density in Trans (phys.columnDensity)
  (2)e_logN [cm-2] (n) [0/0.7] Uncertainty in logN (stat.error)
  (2)b  (n) [5/66] Doppler broadening parameter (spect.line.broad)
  (2)e_b  (n) [0/10] Uncertainty in b (stat.error)

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