M27, The Dumbell Nebula

1023x768  |  1280x961  |  2532x1900
Date   08/17/2009,09/21/2009
Conditions   Transparency 2/5, Seeing 3/5
Scope   TEC-140 w/ TEC field flattener
Mount   MI-250
Camera   QSI583wsg
Exposure   L/R/G/B/Ha : 4x10min/4x10min/4x10min/4x10min/12x30min
Processing   ACP/MaximDL, acquisition; ImagesPlus, alignment/stacking, ddp; PS CS3, levels, curves, Noel's Actions, space noise; Gradient Exterminator
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