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The Rigel Star System. 3 Exposures (1, 2 & 5sec) showing Rigel A, Rigel BC and Rigel D

A mag 0.1: BC (binary) mag 6.8, sep 9.5" pa 202°: D mag 15.4, sep 44" pa 356° (above A)


HAG 24" newtonian reflector. Canon 450D
1sec, 2sec, 5sec, all @ ISO800, x2 barlow
2013-01-15 @ 20:45 UT

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