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:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJ/664/1102
  Radial velocity survey of Cyg OB2 association (Kiminki+, 2007)
Post annotation
img(gal)
1.J/ApJ/664/1102/table2(c)Early type stars in the direction of Cyg OB2 (146 rows)
2.J/ApJ/664/1102/table5Derived radial velocity parameters (120 rows)
3.J/ApJ/664/1102/table4Complete table of observations and radial velocities (907 rows)
4.J/ApJ/664/1102/table3(c)Non-OB Stars (37 rows)

 
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)[MT91]  (i) Star designation from Massey & Thompson (1991, Cat. J/AJ/101/1408) (meta.id;meta.main)
  (1)SpTypL (char) Spectral classification from literature (src.spType)
  (1+2+4)SpType (char) Spectral classification from this work (src.spType)
  (1+4)RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  (1+4)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  (1)AV mag Calculated visual extinction (Note 1)   (phys.absorption;em.opt.V)
  (1+4)Vmag mag Massey & Thompson (1991, J/AJ/101/1408) V band magnitude (phot.mag;em.opt.V)
  (1)VMAG mag Absolute V band magnitude (Note 2)   (phys.magAbs;em.opt.V)
  (1)(B-V) mag Massey & Thompson (1991, J/AJ/101/1408) measured (B-V) color index (phot.color;em.opt.B;em.opt.V)
  (1)(B-V)0 mag Wegner (1994MNRAS.270..229W) intrinsic (B-V) color index (phot.color;em.opt.B;em.opt.V)

ALL cols
    
 (i)indexed column
  (1)MPD solMass Initial mass (Note 4)   (phys.mass)
  (1)M0 solMass Current mass (Note 3)   (phys.mass)
  (1)DM mag True distance modulus (phot.mag.distMod)
  (1)Note (char) Additional note (Note 5)   (meta.note)
  (1)PAct (char) Photometric activity found in literature (spect.index)
  (1)r_PAct (char) Reference for PAct (Note 6)   (meta.ref;pos.frame)
  (1)RV (char) V indicates radial velocity data in tables 4 and 5 (meta.ref.url)
  (1)MT91 (char) Display data from Massey et al., Cat. J/AJ/101/1408 (meta.ref.url)
  (2)Nobs  Number of usable observations (meta.number)
  (2)Vavg km/s Weighted average heliocentric velocity (phys.veloc)
  (2)Vmid km/s Simple average of the largest and smallest observed heliocentric velocity (phys.veloc)
  (2)Vh km/s Measure of the velocity semiamplitude (phys.veloc)
  (2)Vrms km/s rms heliocentric velocity dispersion of all observations (stat.stdev;phys.veloc)

ALL cols
    
 (i)indexed column
  (2)e_Vavg km/s Mean velocity uncertainty, averaged over all observations (stat.error)
  (2)Prob  Probability that χ2 would be exceeded by chance, given {vu}=Nobs-1 degrees of freedom (stat.probability)
  (2)Bin (char) Binarity (Note 1)   (meta.note)
  (2)n_Bin (char) [ab] note on type (Note 2)   (meta.note)
  (3)HJD d Heliocentric Julian date of the observation (time.epoch)
  (3)HRV km/s Heliocentric radial velocity (spect.dopplerVeloc;pos.heliocentric)
  (3)e_HRV km/s The 1σ uncertainty on HRV (stat.error)

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