WDS 17223-3108 HDO 145 (HD 157057) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HdO1882a Mb - Harvard Obs. 1882AnHar..13...17.
HdO1882a Harvard Ann. 13, 17, 1882
HdO1882b Ma j Harvard Obs. (measure by Alden, G.I.) 1882AnHar..13...17.
HdO1882b Harvard Ann. 13, 17, 1882
HdO1882c Ma - Harvard Obs. (measure by Davis, W.M.) 1882AnHar..13...17.
HdO1882c Harvard Ann. 13, 17, 1882
HdO1906A Ma - Harvard Obs. 1906QB821.B972.....
HdO1906A cited in BDS (Burnham Double Star Cat., 1906)
HdO9999 Ma - Harvard Obs. ...................
HdO9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17223-3108 HDO 145 1998 6 136 6.0 9.46 11.50 B9III/IV D 172219.52-310754.9
17223-3108 HDO 145 1999 7 136 6.0 9.46 11.50 B9III/IV D 172219.52-310754.9
17223-3108 HDO 145 2010 8 138 5.7 9.46 11.50 B9III/IV 172219.52-310754.9
17223-3108 HDO 145 2015 9 136 6.0 9.46 11.50 B9III/IV 172219.52-310754.9

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