M13, The Great Cluster in Hercules

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Date   07/12/2009
Conditions   Transparency 3/5, Seeing 3/5
Scope   TEC-140 w/ TEC field flattener
Mount   MI-250
Filters   Baader UV-IR Cut
Camera   QHY-8
Exposure   30x200s, Gain 20, Offet 117
Processing   ACP/MaximDL, acquisition; ImagesPlus, bayer interpolation, alignment/stacking, ddp, ARL; PS CS3, levels, curves, Noel's Actions, space noise; Gradient Exterminator
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