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This was taken on 13th January 2012 18 Lights comprising of 18 x 3 Min Darks & Flats Camera: Canon 1000D - Self Modded Filters: SW LP Scope: SW 80ED DS + .85 flat/reducer Mount: NEQ6 Guiding: 9x50 Finder guider + CoStar + PHD Processing: Nebulosity, CS3 I didn't get enough subs and got the camera orientation out. Still need to get some more time in to reduce noise... Anyway, this is it so far..
While waiting and calibrating the setup for the Heart and Soul, I decided to shoot ~15 minutes each RGB in 30s subs for the double cluster. I managed less on the B, but I still stacked and processed them. 15 min on R and G, 7.5 on B. ASI 1600, Tair 3s wide open. Unity gain, ~ -15C. Clear skies!
Perseus Double Cluster (C14) Gear: Olympus E-PL6 attached to OM-System Zuiko 200mm/4 at f/5 (with DIY filter cap), on Celestron Nexstar SLT. Capture: 4 lights x 30s x 1600 ISO (no darks) Sky: deep country 30km from Limoges, France; Dusty but no moisture, average seeing; ~25° alt. Processing: Regim, Fotoxx
© Fabien COUTANT