VizieR

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VizieR

  
J/AJ/162/14
  Astrometry & radial velocity, Alpha Centauri system (Akeson+, 2021)
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2021AJ....162...14A
Similar Catalogs
Objects
timeSerie
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1.J/AJ/162/14/table6Relative astrometry of alpha Cen B with respect to A (106 rows)
2.J/AJ/162/14/table7Radial velocity measurements for alpha Cen A and B from the HARPS instrument [timeSerie] (Interactive plot)
timeSerie
(17567 rows)
3.J/AJ/162/14/table12Ephemeris of alpha Cen A and B between 2010 and 2050 (801 rows)

Simple ConstraintList Of Constraints
 
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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)
  (1+3)Date yr [1940/2020] Epoch of observation (time.epoch)
  (1+3)PA deg [6.5/350] Position angle (pos.posAng)
  (1)e_PA deg [0.003/4.3] Uncertainty in PA (stat.error)
  (1+3)Sep arcsec [2.03/22] Separation (pos.angDistance;src.orbital)
  (1)e_Sep arcsec [0.0003/0.5] Uncertainty in sep (stat.error)
  (1)Ref (char) Reference (Note 1)   (meta.ref;pos.frame)
  (2)MJD d (i) [53039/58242] Modified Julian Date; MJD-2400000.5 (time.epoch)
  (2)ID (char) Star identifier; A or B (meta.id;meta.main)
  (2)RVel km/s [-24.89/-21.83] Radial Velocity (Note 1)   (phys.veloc;pos.heliocentric)
  (2)e_RVel km/s [0.002/0.01] Uncertainty in RVel (stat.error;spect.dopplerVeloc)

ALL cols		    
 (i)indexed column
  (3)CRA "h:m:s" [14] Hour of center of mass Right Ascension (pos.eq.ra)
  (3)CDE "d:m:s" [60] Degree of center of mass Declination (pos.eq.dec)
  (3)ARA "h:m:s" [14] Star A hour of Right Ascension (pos.eq.ra)
  (3)ADE "d:m:s" [60] Star A degree of Declination (pos.eq.dec)
  (3)BRA "h:m:s" [14] Star B hour of Right Ascension (pos.eq.ra)
  (3)BDE "d:m:s" [60] Star B degree of Declination (pos.eq.dec)
  (3)dRa arcsec [-7.68/4.12] RA offset of B relative to A (pos.angDistance;pos.eq.ra)
  (3)dEC arcsec [-16.8/9.78] Dec offset of B relative to A (pos.angDistance;pos.eq.dec)

ALL cols		    
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