20189+3817
Unique Name : 20189+3817A 1425AB
RA : 20 18 51.71
Dec : +38 16 46.5
Discoverer : A
Discoverer Number : 1425
Components : AB
First year : 1906
Last year : 2008
Observations : 26
First position angle : 297
Last position angle : 258
First separation : 0.2
Last separation : 0.1
Mag first component : 7.95
Mag second component : 8.25
Spectral type : O9II-III
Primary proper motion RA : -10
Primary proper motion DEC : -13
Secondary proper motion RA :
Secondary proper motion DEC :
Durchmusterung : +37 3879
Notes : N
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