Luminosity layer acquired on 4/13/2013 at Blue Canyon Airfield. Color layers acquired on 4/16/2013 from my light polluted backyard. L: 4 x 20m. R,G,B: 9 x 20m each Total exposure time:10.3 hours. Main Camera: QSI 583 WSG Guide Camera: SXV Lodestar (on OAG) Mount: Astro-Physics Mach 1 Scope: Explore Scientific 102mm f/7 triplet APO Image Aquisition software MaximDL Registed, Calibrated and Stacked in MaximDL Post Processed with Photoshop CS6