WDS 21289+1105 (HD 204509) : VIRTUAL EYEPIECE
 
 

21289+1105 STF2799A mag 7.37 Sp F4V 21289+1105 STF2799B sep 1.9 P.A. 258.70 mag 7.44 21289+1105 STF2799C sep 135.3 P.A. 331.50 mag 10.2 virtual eyepiece
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Radius:
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WDS 21289+1105 (HD 204509) : ALADIN DSS IMAGE @ 21h 28m 52.79s +11° 05' 05.2"