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Horsehead Nebula (B33)
IC434
Object
Type Dark Nebula
Constellation Orion
Distance 1,600 ly
Magnitude
Angular Size 6x4 arc min
Size
More Info  SEDSAPODEssay by Robert Gendler ©
Image
Date 11/23/2008
Place Carlsbad, CA
Exposure Data Ha 120 mins @ -20C
Ha 12x10 (bin 1x1)
Notes
Equipment
Optics Takahashi MT200
Focal Length 960mm @f/4.8
Mount Astro-Physics 900GTO
Camera SBIG ST-2000XM (KAI-2020M)
Focuser Starlight Feather Touch Micro Focuser
Filters CFW10A, Astrodon 6nm Ha
Software Maxim DL, CCDStack, Photoshop

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