WDS 02122+4440 HJ 2117 AC : NOTES
 
 
discov_num notes refcode
RUC 2 Aa,Ab. GZ And. Spectral type of Ab component estimated at M3-4V. Ruc2007
HJ 2117 A is a W UMa-type binary, GZ And.
Neither AC, BC or CD are physically associated. Kiy2015c
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2015c not - Kiyaeva, O.V. & Orlov, V.V. 2015AstBu..70..454K
Kiy2015c Astrophys. Bull. 70, 430, 2015
Ruc2007 A j Rucinski, S.M., Pribulla, T., & van Kerkwijk, M.H. 2007AJ....134.2353R
Ruc2007 AJ 134, 2353, 2007
 
 
DISCOVERER
 
 
idgroup discov author
1 ABH Abt, H.A.
29 HJ Herschel, J.F.W.
78 WNO letters trailing each date on reference indicates different observers.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02122+4440 HJ 2117 AC 2001 10 195 13.5 10.83 12.50 K0IIIa N D 021214.28+443939.6
02122+4440 HJ 2117 AC 2011 11 193 13.4 10.83 12.50 K0IIIa NUD 021214.28+443939.6
02122+4440 HJ 2117 AC 2013 13 193 13.4 11.23 11.10 G5V G5V NUD 021214.28+443939.6
02122+4440 HJ 2117 AC 2015 20 193 13.5 11.23 11.10 G5V+G5V NU 021214.28+443939.6
02122+4440 HJ 2117 AC 2016 21 194 13.4 11.23 11.10 G5V+G5V NU 021214.07+443936.2

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