WDS 09194-7739 HJ 4214 AB (HD 81485) : NOTES
 
 
discov_num notes refcode
KOH 83 Aa,Ab: Estimated masses 0.88 and 0.81 Msun; sep 6.8 au, period 14 y. Tok2010c
Orbital parallax 14.90 +/- 0.37 mas. Tok2020c
Mass of Aa, Ab = 1.12 +/- 0.04, 1.00 +/- 0.03 /msun.
HJ 4214 Physical B component is also binary with spectroscopic P ~ 0.556d.
HIP 45734. This is a PMS quadruple, both components are
slightly above the MS. Tok2011a
AB: B is X-ray source, SB2 (Desidera et al 2006 A&A 454,553) Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
Tok2010c Ao j Tokovinin, A., Hartun, M., & Hayward, T.L. 2010AJ....140..510T
Tok2010c AJ 140, 510, 2010
Tok2011a E2 - Tokovinin, A. 2011AJ....141...52T
Tok2011a +C+ AJ 141, 52, 2011
Tok2011a +Hh
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
Tok2020c St+ j Tokovinin, A. 2020AJ....159...88T
Tok2020c +orb AJ 159, 88, 2020
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
50 KOH Koehler, R. & Leinert, Ch.
60 KOH Koehler, R., Petr-Gotzens, M.G., McCaughrean, M.J., Bouvier, J., Duchene, G.,
60 KOH Quirrenbach, A., & Zinnecker, H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09194-7739 HJ 4214 AB 2000 16 194 9.0 8.41 9.66 G3V D 091924.66-773836.4
09194-7739 HJ 4214 AB 2010 18 194 9.1 8.41 9.66 G3V N D 091924.66-773836.4
09194-7739 HJ 4214 AB 2015 24 194 9.0 8.41 9.66 G3V+K0IVe NV 091924.66-773836.4
09194-7739 HJ 4214 AB 2016 27 194 9.0 8.41 9.66 G3V+K0IVe NT 091924.66-773836.4

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