VizieR

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

VizieR

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

  
J/ApJS/221/2
  Keck+Magellan survey for LLSs. III. (Prochaska+, 2015)
ReadMe+ftp
2015ApJS..221....2P
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/221/2/table6Ionic column densities for 130 unique quasars (2487 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. ((unassigned);(unassigned);(unassigned);phys.veloc)
  ID (char) (i) Quasar identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  RAJ2000 "h:m:s" Hour of Right Ascension (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEJ2000 "d:m:s" Degree of Declination (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  zabs   [1.7/4.4] Absorption redshift of LLS ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  logNHI [cm-2] [17.3/20.3] Log H I column density ((unassigned);phys.veloc.orbital;arith.diff;(unassigned))
  lambda 0.1nm [922.2/2853] Transition rest wavelength in Angstroms ((unassigned);phys.veloc.orbital;arith.diff;meta.bib.author;(unassigned))
  vmin km/s [-984/75] Minimum velocity limit ((unassigned);phys.veloc.orbital;arith.diff;spect.index;meta.main)
  vmax km/s [-183/2931] Maximum velocity limit ((unassigned);phys.veloc.orbital;arith.diff;spect.index;meta.main)
  l_logN (char) Limit flag on logN ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)
  logN [cm-2] [11.1/18] Log column density (phot.mag.sb;phys.size;arith;(unassigned))
  e_logN [cm-2] (n) [0/0.2] Standard deviation in logN) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Ion  (n) [6.2/30.2] Numeric ion designation (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;(unassigned))
  l_logNion (char) Limit flag on logNion ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)
  logNion [cm-2] (n) [11.1/15.8] Log ion column density ((unassigned);phys.veloc.orbital;arith.diff;(unassigned))
  e_logNion [cm-2] (n) [0.05/0.2] Standard deviation in logNion ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  S (char) Link to ionic column summary ((unassigned);(unassigned);(unassigned);pos.geocentric)

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