20391+1550
Unique Name : 20391+1550BU 288AD
RA : 20 39 04.97
Dec : +15 50 17.6
Discoverer : BU
Discoverer Number : 288
Components : AD
First year : 1934
Last year : 2007
Observations : 5
First position angle : 145
Last position angle : 147
First separation : 30.3
Last separation : 29.3
Mag first component : 5.97
Mag second component : 14.4
Spectral type : B3V
Primary proper motion RA : -1
Primary proper motion DEC : -15
Secondary proper motion RA :
Secondary proper motion DEC :
Durchmusterung :
Notes : N
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