Object: Cone Nebula Optic: CA300 (300/1140mm Newton) + Newtonmaster Corrector: Keller 3" Wynne Filter: Baader 50mm L-RGB Camera: SBIG STL11000M C2 at -20 & -30°C, selfguiding Exposures: 28.02.2011 14x8min H-Alpha 2.03.2011: RGB each 9x8min Location: Mittelfranken, Germany Digital Image Processing: REGIM |