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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

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J/ApJ/779/161
  MgII absorbers in 0.4<z<2.3 SDSS QSOs (Seyffert+, 2013)
spectrum
Post annotation
img(gal)
1.J/ApJ/779/161/table1Sightline summary (79595 rows)

 
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) (i) Adopted MJD-plate-fiber QSO identifier (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (Note 1)   (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (Note 1)   (pos.eq.dec;meta.main)
  zQSO   [0.3/5.4] QSO redshift (Note 1)   (src.redshift;pos.heliocentric)
  <S/N>   [4/78] Median signal-to-noise (Note 2)   (stat.snr)
  fBAL   [0/4] Binary BAL flag (Note 3)   (meta.code)
  dXmax   [0/5] Maximum co-moving pathlength δXmax available in the sightline (src.redshift;arith.diff)
  N2   [0/8] Number of candidate MgII doublets (table 2) (meta.number)
  N   [0/7] Number of confirmed MgII doublets (meta.number)
  dXMg  (n) [0.02/0.5] Pathlength δXMgII blocked by NMgII doublets in the sightline (src.redshift;arith.diff)
  PapI  (n)1: QSO already studied in Paper I (CIV absorbers; Cooksey et al. 2013, J/ApJ/763/37) (meta.code)
  DR7  Display the SDSS-DR7 photometric (II/294) and quasar (VII/260) data within 1" (meta.ref.url)
  Sp  Interactive spectrum from SDSS (meta.ref.url)
spectrum
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  NED  ask the NED data-base about this object (meta.ref.url)

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