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 M101 - The Pinwheel Galaxy Field 

Full Resolution 1600 x 1600

Optics: Takahashi FSQ-106EDXIII F/5 530mm. - APO Refractor
Mount: AP Mach1 GTO on Gemini Q-Lock tripod
Camera: ATIK 4000LE with SX USB Filter Wheel
Filters: Baader LRGB 2"
Guiding Systems: ATIK 16IC on Pentax 75 APO @ F6.7 500mm.
Dates/Times: 17 Maggio 2010
Location: Angrogna - Turin - Italy
Exposure Details: L:R:G:B => 128:25:25:25 = > (16x8):(5x5 bin2):(5x5 bin2):(5x5 bin2) [num x minutes]
Cooling Details: -20 C
Acquisition: Maxim DL/CCD, Perseus
Processing: Maxim DL/CCD, PS with Noel Action, GradientXRemove