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

  MgII and LRGs cross-correlation analysis (Lundgren+, 2009)
Post annotation
1.J/ApJ/698/819/table1Catalog of selected SDSS DR5 MgII systems (3469 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)
  RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  zMgII  Redshift from MgIIλ2796 line (src.redshift)
  zQSO  SDSS QSO redshift (src.redshift)
  W2796 0.1nm MgII2796 rest equivalent width in Angstroms (spect.line.eqWidth)
  S/N(W)  Ratio of W2796 to its error (stat.error)
  DR  MgII doublet ratio (Note 1)   (spect.line.intensity;arith.ratio)
  e_DR  Error in DR (stat.error)
  beta  The β absorber velocity parameter (Note 2)   (phys.veloc)
  imag mag SDSS i'-band AB magnitude (phot.mag;em.opt.I)
  Plate  SDSS plate number (Note 3)   (;instr.plate)
  Fiber  SDSS fiber number (;meta.main)
  MJD d Modified Julian Date (time.epoch)
  Q (char) [ABC] Absorption system grade (Note 4)   (meta.code.qual;src.redshift)
  DR5  Display the SDSS/DR5 photometry for this object (meta.ref.url)
  Sloan  Display the SDSS data for this object (meta.ref.url)

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