20021+5439
Unique Name : 20021+5439BU 426AC
RA : 20 02 07.92
Dec : +54 38 28.0
Discoverer : BU
Discoverer Number : 426
Components : AC
First year : 1877
Last year : 2009
Observations : 16
First position angle : 53
Last position angle : 53
First separation : 166.2
Last separation : 162.9
Mag first component : 8.53
Mag second component : 8.39
Spectral type : K0
Primary proper motion RA : 16
Primary proper motion DEC : 18
Secondary proper motion RA : 1
Secondary proper motion DEC : -6
Durchmusterung :
Notes :
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