20574+4451
Unique Name : 20574+4451LDS2472
RA : 20 57 20.65
Dec : +44 50 04.5
Discoverer : LDS
Discoverer Number : 2472
Components :
First year : 1954
Last year : 2000
Observations : 2
First position angle : 275
Last position angle : 254
First separation : 3.5
Last separation : 1.7
Mag first component : 18.5
Mag second component : 19.5
Spectral type :
Primary proper motion RA : -20
Primary proper motion DEC : 37
Secondary proper motion RA :
Secondary proper motion DEC :
Durchmusterung :
Notes :
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