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  Hα variations of O9 subgiant HD57682 (Grunhut+, 2012)
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1.J/MNRAS/426/2208/tablea1Hα equivalent widths measurements [timeSerie](Hα equivalent width variations) (87 rows)

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ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Inst (char) Instrument or observatory name (;instr)
  HJD d [2450125/2455682] Heliocentric Julian date (time.epoch)
  EWHa 0.1nm Measured Hα equivalent width (Å) (spect.line.eqWidth;em.line.Halpha)
  e_EWHa 0.1nm rms uncertainty on EWHa (Å) (stat.error)

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