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Blue Snowball Nebula
Type Planetary Nebula
Constellation Andromeda
Distance 4,000 ly
More Info
Date 15 Dec 2007 (Fall)
Place Carlsbad, CA
Exposure Data RGB 30:30:30 secs @ -20C
R 6x5, G 6x5, B 6x5 (bin 1x1)
Notes Enlarged 300%
Optics Vixen VC200L Corrected Reflector
Focal Length 1800mm @f/9
Mount Astro-Physics 900GTO
Camera SBIG ST-2000XM
Focuser Robo-Focus
Filters CFW10A, Astrodon RGB
Software CCD Commander, Maxim DL, CCDStack, Photoshop