21156-3927
Unique Name : 21156-3927B 521BC
RA : 21 15 35.16
Dec : -39 28 07.6
Discoverer : B
Discoverer Number : 521
Components : BC
First year : 1927
Last year : 1991
Observations : 4
First position angle : 45
Last position angle : 35
First separation : 0.6
Last separation : 0.5
Mag first component : 10.15
Mag second component : 10.43
Spectral type : G0
Primary proper motion RA : 25
Primary proper motion DEC : -20
Secondary proper motion RA : 25
Secondary proper motion DEC : -20
Durchmusterung : -3914174
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