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  RVs and EWs of the binary BD+20 307 (Fekel+, 2012)
Post annotation
1.J/ApJ/749/7/table5Equivalent widths (134 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)
  Ion (char) Chemical element and ionization stage (phys.atmol.ionStage)
  lambda 0.1nm Wavelength; in Angstroms (em.wl)
  ExPot eV Excitation potential (phys.atmol.excitation)
  log(gf) [-] Log of the oscillator strength (phys.atmol.oscStrength)
  EW1 0.1pm (n) Corrected equivalent width of primary (mÅ) (spect.line.eqWidth)
  EW2 0.1pm (n) Corrected equivalent width of secondary (mÅ) (spect.line.eqWidth)

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