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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

  
J/MNRAS/454/3962
  188 CIV BAL QSOs from SDSS DR7 (He+, 2015)
ReadMe+ftp
2015MNRAS.454.3962H
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spectrum
Post annotation 		img(gal)
1.J/MNRAS/454/3962/table2The properties of 188 BAL QSOs (376 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)
  2ep (char) indicates two-epoch spectra data in table3 (meta.ref.url)
  Seq  Sequential number of BAL QSO (meta.record)
  Ep  Epoch number (meta.id)
  SDSS (char) (i) SDSS name (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  z  Redshift (src.redshift)
  PMF (char) SDSS Plate-MJD-Fibre of the observation (meta.id)
  L1500 10+34W/nmLuminosity (in 10+40erg/s/Å) (phys.luminosity)
  e_L1500 10+34W/nmrms uncertainty on L1500 (stat.error)
  alpha  UV spectral index (spect.index;em.UV)
  e_alpha  rms uncertainty on alpha (stat.error;pos.eq.ra)
  EWCIV 0.1nm Total CIV BAL equivalent width (spect.line.eqWidth)
  e_EWCIV 0.1nm rms uncertainty on EWCIV (stat.error)
  Sp  Interactive spectrum from SDSS (meta.ref.url)
spectrum
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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