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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/ApJ/769/54
  Spectroscopy of Damped Lyα (DLA) systems (Neeleman+, 2013)
ReadMe+ftp
2013ApJ...769...54N
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/769/54/table1(c)Journal of observations (145 rows)
2.J/ApJ/769/54/table2(c)HIRES DLA sample (100 rows)
3.J/ApJ/769/54/refsReferences (26 rows)

Simple ConstraintList Of Constraints
 
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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)
  (1+2)QSO (char) QSO name (meta.id;meta.main)
  (1)RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  (1)zem   [1.9/5.3] QSO emission line redshift (src.redshift)
  (1)Date "Y:M:D" (n)UT date of observation (time.epoch;obs)
  (1)Exp s Exposure time (time.duration;obs.exposure)
  (1)Res km/s [5/8] FWHM resolution of the spectrum (spect.resolution)
  (1)SN   [5/80] Signal-to-noise per pixel (stat.snr;instr.pixel)
  (1)Sloan (char) Display the SDSS online data for the nearest object (meta.ref.url)
  (1)SimbadName (char) Designation understandable by the Simbad data-base (meta.id)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)No  (n)Number of observations for this QSO (meta.number)
  (2)Nz  (n)Number of redshift measures for this QSO (meta.number)
  (2)zabs   [1.6/5.1] Absorption redshift of DLA (src.redshift)
  (2)NHI [cm-2] [20.3/22] Log of the hydrogen column density (phys.columnDensity)
  (2)e_NHI [cm-2] [0.01/0.2] Error in NHI (stat.error)
  (2)[M/H] [-] [-2.7/-0.2] Log of "Metal" to hydrogen number abundance (meta.id)
  (2)e_[M/H] [-] Error in [M/H] (stat.error;phys.abund)
  (2)l_lc (char) Limit flag on lc (meta.code.error)
  (2)lc [10-7W] (n) [-28/-25.3] Log of 158um cooling rate per atom; in erg/s/H (phot.flux;meta.modelled)
  (2)e_lc [10-7W] (n) Error in lc; erg/s/H (stat.error)
  (2)EW [0.1nm] (n) [0.03/2.9] Log of equivalent width of SiII 1526 line; in Angstroms (spect.line.eqWidth)
  (2)e_EW [0.1nm] (n) Error in ew; Angstroms (stat.error;spect.line.eqWidth)
  (2)DelV km/s [17/484] Velocity width (ΔV90) (Note 1)   (spect.line.width)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Ion (char) Transition element used for DelV measurement (phys.atmol.ionStage)
  (2)lambda 0.1nm Rest-frame wavelength of transition (em.wl;phys.atmol.transition)
  (2)Select (char) Main selection criterion for observing DLA: HI-selected, High redshift, or Serendipitous (meta.code;obs)
  (2)Ref (char) Reference(s) (see refs.dat file) (meta.ref;pos.frame)
  (2)_RA deg (i) Position, from table1 (right ascension part) (pos.eq.ra;meta.main)
  (2)_DE deg (i) Position, from table1 (declination part) (pos.eq.dec;meta.main)
  (3)Ref  Reference code (meta.note)
  (3)BibCode (char) Bibcode (meta.bib.bibcode)
  (3)Aut (char) Author's name(s) (meta.bib.author)
  (3)Comm (char) Comment (meta.note)

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