Optics: 24 inch f/6.8 PlaneWave Corrected Dall-Kirkham Mount: Astrophysics 3600GTOPE Camera: Apogee Alta U16M, Astrodon MonsterMOAG Filter: Astrodon 3nm narrowband Dates: March 4 – 8, 2012 Location: Covington Observatory, Englewood, Colorado Exposure : Ha, OIII, SII 20 min subs; 8.66 hours total time Acquisition: MaxIm DL, ACP Processing: MaxIm DL, Adobe Photoshop CS5 Deep [...]