21381+2339
Unique Name : 21381+2339BKO 490
RA : 21 38 08.43
Dec : +23 39 19.3
Discoverer : BKO
Discoverer Number : 490
Components :
First year : 2000
Last year : 2008
Observations : 3
First position angle : 109
Last position angle : 108
First separation : 4.9
Last separation : 4.8
Mag first component : 13.0
Mag second component : 14.0
Spectral type :
Primary proper motion RA : -3
Primary proper motion DEC : -5
Secondary proper motion RA :
Secondary proper motion DEC :
Durchmusterung :
Notes :
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