M101, Spiral Galaxy

640x433  |  1024x692  |  ST8XE_Lum  |  2740x1852
Date   04/15/2008
Conditions   Transparency 4/5, Seeing 3/5
Scope   Vixen VC200L f/9
Filters   Baader UV/IR
Camera   QHY-8
Exposure   30x10min, Gain 63, Offet 115
Processing   ACP/MaximDL, acquisition; ImagesPlus, bayer interpolation, alignment/stacking, ddp, star reduction; PS CS2, levels, curves, saturation, Hi-pass, Noel's Actions, space noise; Gradient Exterminator
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