WDS 21105+4742 STTA 215 AC : NOTES
 
 
discov_num notes refcode
BU 159 AE: Leavenworth refers to a 14th magnitude star in 337.0". Lv_1930
Kuiper's 1934 measure was initially added incorrectly as an additional Kui1961b
component, designated KUI 105AF, although he identified his measure
with the Leavenworth pair.
 
 
REFERENCES
 
 
refcode metd author reference
Kui1961b Ma j Kuiper, G.P. 1961ApJS....6....1K
Kui1961b ApJS 6, 1, 1961
Lv_1930 Ma j Leavenworth, F.P. & Beal, W.O. 1930QB821.L4.......
Lv_1930 Meaures of Double Stars (Minneapolis, Univ. Minnesota Press), 1930
 
 
DISCOVERER
 
 
discov author
BU Burnham, S.W. (BU 1 - 81)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21105+4742 STTA215 AC 1999 18 189 135.7 6.55 7.52 B6IV +47 3321 D 211030.96+474132.0
21105+4742 STTA215 AC 2009 19 189 136.3 6.55 7.52 B6IV +47 3321 D 211030.96+474132.0
21105+4742 STTA215 AC 2012 21 189 136.7 6.55 7.52 B6IV +47 3321 N D 211030.96+474132.0

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