WDS 00272+0710 HDO 20 : 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HdO9999 Unpublished, manuscript or reference not found.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
00272+0710 HDO 20 2000 7 343 9.0 13.00 13.00 N D 002711.65+070948.9
00272+0710 HDO 20 2011 9 344 8.9 13.00 13.00 D 002711.65+070948.9
00272+0710 HDO 20 2012 10 343 8.8 13.00 13.00 002711.65+070948.9
00272+0710 HDO 20 2015 12 343 8.9 13.00 13.00 002711.65+070948.9
00272+0710 HDO 20 2016 15 343 8.9 13.00 13.00 002711.65+070948.9

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