WDS 20231+4047 : VIRTUAL EYEPIECE
 
 

20231+4047 J   787A mag 10.5 Sp B3 20231+4047 J   787B sep 2.5 P.A. 168.20 mag 11.4 20231+4047 J   787C sep 9.3 P.A. 110.70 mag 13 20231+4047 J   787D sep 12.6 P.A. 298.90 mag 12.4 virtual eyepiece
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Radius:
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WDS 20231+4047 : ALADIN DSS IMAGE @ 20h 23m 07.30s +40° 46' 55.2"