VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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/MNRAS/298/332
  Chromospheric activity-age relation (Rocha-Pinto+ 1998)
ReadMe+ftp
1998MNRAS.298..332R
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/298/332/tablea1Stellar data for sample B (730 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. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  HD  HD (Cat. III/135) number
  m_HD (char) [ABC] Multiplicity index on HD ((unassigned);phys.veloc.orbital;arith.diff)
  logR'HK  logR'HK index (measurement of the chromospheric emission) ((unassigned);phys.veloc.orbital;arith.diff)
  [Fe/H] [Sun] Metallicity
  logTeff [K] Effective temperature ((unassigned);pos.galactic.lon;arith.diff)
  DVMAG mag Differential absolute V magnitude ((unassigned);phys.veloc.orbital;arith.diff)
  logtiso [yr] (n) Isochrone age (time.equinox;em.wl.effective;stat.min)
  logtce [yr] (n) Chromospheric age (tce=-1.50logR'HK+2.25) ((unassigned);phys.veloc.orbital;arith.diff)
  Dlogt [yr] (n) Age excess (logtis - logtce) ((unassigned);phys.veloc.orbital;arith.diff)
  Simbad  ask the Simbad data-base about this object
  _RA deg Right Ascension (J2000) from SIMBAD (not part of the original data) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg Declination (J2000) from SIMBAD (not part of the original data) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

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