Material : - Losmandy HGM TITAN / Gemini Goto mount - William Optics FLT-110 f/6.5 (715mm) Triplet SD APO refractor - SBIG ST-10XME at -26°C - SBIG CFW-8A Accessories : - William Optics FLT-110 field flattener - Astronomik 13nm Ha CCD filter - Astrodon™ 1:1:1 Tru-Balance™ RGB Filters Conditions : - Clear sky : Image taken in the darknest site in France (Quercy, in the Lot state) and in my backyard - New Moon & Gibbous Moon Exposures : (Total on 3 nights : 15h05min.) Luminance : Ha R= (65 exp. x 10 min) + (51 exp. x 5 min.) all in binning 1x1 Color information : R = Ha + R G = B = 8 exp. x 5 min. (binning 2x2)