7th Jan 2008, Fleet, Hants, England
C11 + f6.3 focal reducer on G11 Gemini mount
ST10XME camera, with AO8 active optics
self guided on star TYC 4771-1198 (mag 6.22)
AO8 exposure 0.4secs binned 3x3, updates 2.2Hz
Ha=20x360 secs, (total=2.00 hrs)
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B33 Horse Head Nebula, and NGC2023, in Halpha 7th Jan 2008, Fleet, Hants, England C11 + f6.3 focal reducer on G11 Gemini mount ST10XME camera, with AO8 active optics self guided on star TYC 4771-1198 (mag 6.22) AO8 exposure 0.4secs binned 3x3, updates 2.2Hz Ha=20x360 secs, (total=2.00 hrs) |