VizieR

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VizieR

  
J/ApJS/171/1
  Census of QSOs Narrow Absorption Lines (Misawa+, 2007)
ReadMe+ftp
2007ApJS..171....1M
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Post annotation 		img(gal)
1.J/ApJS/171/1/table5Properties of Narrow Absorption Lines (1068 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)
  QSO (char) QSO name (based on B1950 coordinates) (meta.id;meta.main)
  zem  Redshift derived from line emission (src.redshift)
  AAL (char) "AAL" for Associated Absorption Line (Note 1)   (meta.id;spect.line)
  Ion (char) Ion identification (meta.id;phys.atmol.ionStage)
  n_Ion (char) [nl] Fitting profile used (Note 2)   (meta.note)
  Wave 0.1nm (n) Wavelength of flux-weighted line center (Note 3)   (em.wl;spect.line)
  f_Wave (char) [jm] blend or approximate Wave value (Note 4)   (meta.code)
  EW 0.1nm (n) Observed frame equivalent width of blue member (Note 3)   (spect.line.eqWidth;em.opt.B)
  f_EW (char) [jm] blend or approximate equivalent width (Note 4)   (meta.code)
  zabs  Redshift derived from line absorption (Note 5)   (src.redshift)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  f_zabs (char) [jm] blend or approximate zabs (Note 4)   (meta.code)
  Vshift km/s Velocity offset from quasar emission redshift (phys.veloc;arith.diff)
  f_Vshift (char) [jm] blend or approximate Vshift (Note 4)   (meta.code)
  logN [cm-2] (n) Log of the column density (Note 6)   (phys.columnDensity)
  e_logN [cm-2] (n) The 1σ error in logN (stat.error)
  sigv km/s (n) Doppler parameter (spect.dopplerParam)
  f_sigv (char) [jm] blend or approximate sigv (Note 4)   (meta.code)
  e_sigv km/s (n) The 1σ error in sigv (stat.error)
  Cf  (n) Coverage fraction (Note 6)   (stat.param)
  f_Cf (char) Flag on Cf indicating infinite upper error limit (meta.code)
  E_Cf  (n) Upper 1σ error in Cf (stat.error;stat.max)
  e_Cf  (n) Lower 1σ error in Cf (stat.error)
  Cl (char) NAL class from coverage reliability (Note 7)   (meta.code.class)
  Sample (char) Subsample types (Note 8)   (meta.id)
  Lines (char) Other lines that are detected in the system (Note 9)   (meta.note)
  n_Lines (char) [k] indicates a presence of Lyα (meta.note)

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