[2009-07-09] Enhanced (L)RGB with Astronomik Hα 12nm filter, Orion 10" Newtonian on CGE (Baader Coma Corrector) with Canon 40D Hutech.
Hα 10x600sec, RGB 26x300sec (total 3 hours 50 minutes)
Guiding through Celestron C80ED with Orion StarShoot Autoguider Imaging between 7/9/2009 and 7/14/2009. Blended Hα+RGB image: Hα was used as R channel.