VizieR

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

  
J/A+A/600/A13
  HARPS M dwarf sample magnetic activity (Astudillo-Defru+, 2017)
ReadMe+ftp
2017A&A...600A..13A
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/600/A13/tablea3Parameters, activity and rotation periods for the HARPS M dwarf sample (403 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)
  Name (char) Object name (meta.id;meta.main)
  Vmag mag Visual magnitude (phot.mag;em.opt.V)
  r_Vmag   [1/2] Reference for the photometry (Note 1)   (meta.ref;pos.frame)
  B-V mag B-V color index (phot.color;em.opt.B;em.opt.V)
  V-K mag V-K color index (phot.color;em.opt.V;em.IR.K)
  plx mas Parallax (pos.parallax)
  e_plx mas Parallax uncertainty (stat.error;pos.parallax)
  r_plx   [2/7] Reference for the parallax (Note 1)   (meta.ref;pos.frame)
  Mass Msun Stellar mass (phys.mass)
  Nsp  Number of spectra used in the analysis (meta.number)

ALL cols		    
 (i)indexed column
  S  S-index (spect.index)
  e_S  S-index uncertainty (stat.error)
  log(R'HK)  logarithm R'HK-index (phot.flux;arith.ratio)
  e_log(R'HK)  R'HK-index uncertainty (stat.error)
  Prot d Stellar rotation (time.period)
  SNR  Average SNR in the violet and red bands (stat.snr)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  _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)

ALL cols		    
 (i)indexed column
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