VizieR

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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/ApJ/596/768
  Optical depths in 19 QSOs (Schaye+, 2003)
Post annotation
img(gal)
1.J/ApJ/596/768/table1Observed quasars (19 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.
  Name (char) (i) QSO name
  zem  Emission redshift
  zmin  Minimum absorption redshift
  zmed  Median absorption redshift
  zmax  Maximum absorption redshift
  Lambdamin 0.1nm Minimum wavelength
  Inst (char) Instrument (UVER or HIRES)
  Ref (char) References (Note 1)   
  SimbadName (char) Designation understandable by the Simbad data-base
  NED  ask the NED data-base about this object
  _RA deg (i) Computed Right Ascension for Equinox: J2000 (pos.eq.ra;meta.main)
  _DE deg (i) Computed Declination for Equinox: J2000 (pos.eq.dec;meta.main)

ALL cols
    
 (i)indexed column
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usage  Display UCD1+    UCD1  
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