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Current system
20172+1553
CHE 273 AB


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BPM2102



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20172+1553 CHE 273 AB : NOTES
 
 
discov_num notes refcode
BKO 560 Anon. 73. Bko2009d
 
 
REFERENCES
 
 
refcode metd author reference
Bko2009d C u Berko, E. 2009JDSO....5..189B
Bko2009d JDSO 5, 189, 2009
 
 
DISCOVERER
 
 
idgroup discov author
1 CHE Chevalier, Stanislas
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20172+1553 CHE 273 AB 2008 5 94 27.2 7.48 13.40 D 201709.78+155221.8
20172+1553 CHE 273 AB 2015 7 94 26.8 7.48 13.40 B9 N 201709.78+155221.8

If you need more information about this double, apply for a data request form to the WDS.