WDS 21510+6137 (HD 207990) : VIRTUAL EYEPIECE
 
 

21510+6137 STT 451A mag 7.74 Sp A2 21510+6137 STT 451B sep 3.5 P.A. 200.80 mag 8.61 virtual eyepiece
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Radius:
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WDS 21510+6137 (HD 207990) : ALADIN DSS IMAGE @ 21h 50m 58.10s +61° 36' 59.8"