WDS 20566+4455 : VIRTUAL EYEPIECE
 
 

20566+4455 TRN  30A mag 5.97 Sp O6.5V 20566+4455 TRN  30B sep 3.5 P.A. 22.20 mag 16 Sp B1/ virtual eyepiece
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Radius:
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WDS 20566+4455 : ALADIN DSS IMAGE @ 20h 56m 34.78s +44° 55' 29.0"