WDS 20568+4254 ENG 77 AB (HD 199580) : NOTES
 
 
discov_num notes refcode
ENG 77 AB and AC: Optical pairs, based on study of relative motion of the
components using the method of apparent motion parameters. Kiy2008
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
 
 
DISCOVERER
 
 
idgroup discov author
1 ENG changed from EN to ENG and that for Engelhardt from ENG to ENH. This has led to
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20568+4254 ENG 77 AB 2002 10 331 99.7 7.31 10.16 K0III-IV NLD 205648.02+425344.3

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