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Click on the image for the full size version: 1830x1309, 218 KB
Horsehead Nebula
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 12/12/2005
Place Carlsbad, CA
Exposure Data Ha 150 mins @ -20C
Ha 10x15 (bin 1x1)
Notes This mosaic consists of 2 frames. The times are for each frame.
Equipment
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Celestron CGE
Camera SBIG ST-2000XM (KAI-2020M)
Focuser Robo-Focus
Filters CFW10A, Astrodon 6nm Ha
Software Maxim DL, RegiStar, Photoshop

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