WDS 20155+3415 GCB 51 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Gcb1932 Ma - Giacobini, M. 1932JO.....15...29G
Gcb1932 J. Obs. 15, 29, 1932
Gcb1932B Ma - Giacobini, M. 1932QB821.A43......
Gcb1932B cited in ADS (Aitken Double Star Cat., 1932)
Gcb1934 Ma - Giacobini, M. .
Gcb1934 Mesures d'etoiles doubles faites a l'Observatoire de Paris, 1934 [QB821.G4]
Gcb1938 Ma - Giacobini, M. 1938JO.....21...33G
Gcb1938 J. Obs. 21, 33, 1938
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20155+3415 GCB 51 1996 2 209 2.4 12.50 13.50 I 201546.56+341654.3
20155+3415 GCB 51 2000 3 214 2.5 12.50 13.50 201518.62+341738.9
20155+3415 GCB 51 2002 4 214 2.9 12.50 13.50 201518.62+341738.9
20155+3415 GCB 51 2015 4 215 2.9 12.50 13.50 201518.62+341738.9

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