WDS 18015+4019 (HD 164899) : VIRTUAL EYEPIECE
 
 

18015+4019 HO   77A mag 7.92 Sp A0Vs 18015+4019 HO   77B sep 1.8 P.A. 319.90 mag 11.53 virtual eyepiece
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Radius:
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WDS 18015+4019 (HD 164899) : ALADIN DSS IMAGE @ 18h 01m 29.34s +40° 19' 25.4"