Planetery nebulas
Focal Length 1200,0 mm Resolution 0,96″/Pixel (1×1 Binning) CCD ATIK 383L+ @ -20°C Telescope TS ONTC 12″ f/5,3 + ASA Reducer/Corrector 0,73x @ ASA DDM60 Pro Filter Baader LRGB Exposure time L:R:G:B 60:60:60:60 mins (4 hrs total) Subs: L: 18 x 200s R,G,B: 9 x 400s Date April-May 2013