Technical Details: Object(s): NGC281: The Pacman NebulaObserving Site: Azor Observatory, Las Rozas, Madrid, Spain Date: October 29, 30, November 10, 2006 Camera: SBIG STL 11000M (@ -20ºC) Telescope: Vixen VC200L @ f/6.4 Filters: Astrodon 6nm H alpha and O[III] filters Exposure:Ha 630 min; 21 x 30 min subexposures; O[III] 240 min 8x30 Processing Software: Maxim DL, Photoshop Comments: Bicolor, using Rector layering technique. Fragment, Shown at 50% ©
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