VizieR

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

VizieR

  
J/ApJ/817/111
  HST/COS survey of z<0.9 AGNs. I. (Danforth+, 2016)
ReadMe+ftp
2016ApJ...817..111D
Similar Catalogs
spectrum/fits
Post annotation 		img(gal)
1.J/ApJ/817/111/systemsHST/COS systems for all the sightlines (4930 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)
  DirName (char) Short sightline name corresponding to individual subdirectory names (meta.id;meta.main)
  zsys   [0.001/0.7] System redshift (src.redshift;pos.heliocentric)
  DelV km/s [12/274] System velocity half-width (spect.line.width)
  lambda 0.1nm [1134.9/1793.9] Observed wavelength (em.wl)
  LineID (char) Line identifier (meta.id;spect.line)
  zabs   [0.001/0.7] Line redshift (src.redshift;pos.heliocentric)
  Sig   [3/99.9] Line Significance Level σ (stat.fit.goodness)
  S/N   [1/87] Local S/N per resel (stat.snr)
  EW 0.1pm [6/2814] Line equivalent width in mÅ (spect.line.eqWidth)
  e_EW 0.1pm [1/999] Equivalent width uncertainty (stat.error;spect.line.eqWidth)

ALL cols		    
 (i)indexed column
  b km/s [5/150] Line b-value (spect.dopplerParam)
  e_b km/s [1/99.9] b-value uncertainty (stat.error)
  l_logN   [0/1] Limit flag on logN (1=upper limit) (meta.code.error)
  logN [cm-2] [11.8/19.3] Line log column density (phys.columnDensity;spect.line)
  e_logN [cm-2] [0.01/9.99] Log column density uncertainty (stat.error)
  Fit   [0/1] Line fit quality concerns? (meta.code)
  Lcod   [0/9] Line-center optical depth τ0 (Note G1)   (phys.absorption.opticalDepth)
  Nlsys   [1/36] Number of lines in system (meta.number)
  Nml   [0/22] Number of metal lines in system (meta.number)

ALL cols		    
 (i)indexed column
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