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/AJ/138/312
  Activity of bright solar analogs (Hall+, 2009)
ReadMe+ftp
2009AJ....138..312H
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/138/312/table1(c)Target Stars and their Properties (28 rows)
2.J/AJ/138/312/table3Seasonal means (284 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)HD  (i) Star HD number (meta.id;meta.main)
  (1)Nseas  Number of seasons (meta.number)
  (1)Vmag mag V magnitude (Note 1)   (phot.mag;em.opt.V)
  (1)r_Vmag (char) [bcd] Reference for Vmag (Note 2)   (meta.ref;pos.frame)
  (1)b-y mag b-y colour index (Note 1)   (phot.color;em.opt.B;em.opt.V)
  (1)r_b-y (char) [e] Reference for b-y (Note 2)   (meta.ref;phot.color;em.opt.B)
  (1)SpType (char) MK spectral type (src.spType)
  (1)[M/H] [-] Metallicity (Note 1)   (phys.abund.Z)
  (1)Prog (char) [ELM ] Programs (Note 3)   (meta.note)
  (1)Simbad (char) ask the Simbad data-base about this object

ALL cols		    
 (i)indexed column
  (1)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  (2)Season yr [1994/2008.4] Midpoint of photometric/HK observing season (time.epoch)
  (2)<S>  Seasonal mean Mount Wilson S index (phot.flux;arith.ratio)
  (2)<logR'HK> [-] Seasonal mean R'HK activity index (phot.flux;arith.ratio)
  (2)DFHK mW/m2 Seasonal mean excess flux in erg/s/cm2 (phot.flux;arith.ratio)
  (2)e_DFHK mW/m2 The 1σ error in DFHK (stat.error)
  (2)(b+y)/2 mag Photometric brightness (Note 1)   (phot.color)
  (2)e_(b+y)/2 mag The 1σ error in (b+y)/2 (stat.error)

ALL cols		    
 (i)indexed column
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