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Horsehead Nebula (B33)
IC434
Object
Type Dark Nebula
Constellation Orion
Distance 1,600 ly
More Info
Image
Date 15 Dec 2007 (Fall)
Place Carlsbad, CA
Exposure Data Ha 180 mins @ -20C
Ha 12x15 (bin 1x1)
Notes
Equipment
Optics Vixen VC200L Corrected Reflector
Focal Length 1800mm @f/9
Mount Astro-Physics 900GTO
Camera SBIG ST-2000XM
Focuser Robo-Focus
Filters CFW10A, Astrodon 6nm Ha
Software CCD Commander, MaxIm DL 4, CCDStack, Photoshop cs3

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