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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/A+A/177/131
  CaII and MgII excess flux density in cool stars (Rutten, 1987)
Post annotation
img(gal)
1.J/A+A/177/131/table2Sample of stars used in the determination of the rotation-activity relation (313 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)
  n_Name (char) O indicates an overactive star (table3) (meta.ref.url)
  Name (char) (i) Star name (Note 1)   (meta.id;meta.main)
  B-V mag B-V colour index (phot.color;em.opt.B;em.opt.V)
  SpType (char) MK spectral type (src.spType)
  Per d Rotation period (time.period)
  r_Per (char) [a-v] Reference for period, in refs.dat file (Note 2)   (meta.ref;pos.frame)
  VMAGp mag (n) Absolute magnitude derived from parallax (phys.magAbs)
  VMAGw mag (n) Absolute magnitude derived from Wilson-Bappu width (phys.magAbs)
  VMAGs mag (n) Absolute magnitude derived from Stromgren photometry (phys.magAbs)
  VMAGg mag (n) Absolute magnitude derived from Geneve photometry (phys.magAbs)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  VMAG mag Adopted mean absolute v magnitude (phys.magAbs;em.opt.V;stat.mean)
  n_VMAG (char) [)] ): Absolute magnitudes determined from luminosity class (meta.note)
  Rad solRad (n) Stellar radius (phys.size.radius)
  DCaII mW/m2 CaII H and K line-core excess flux density (phot.flux;arith.ratio)
  n_DCaII (char) [)] ): a correction has been applied for the M-type dwarfs (meta.note)
  e_DCaII 10uW/m2 rms uncertainty on DCaII (stat.error)
  r_DCaII (char) Reference for DCaII, separated by comma, (meta.ref;pos.frame)
  DMgII mW/m2 (n) Mg II H&K excess flux density (phot.flux;arith.ratio)
  e_DMgII 10uW/m2 (n) rms uncertainty on DMgII (stat.error)
  r_DMgII  (n) Reference for DMgII, in refs.dat file (meta.ref;pos.frame)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  _RA deg (n)(i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (n)(i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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