Horsehead Nebula (Ha)
Date: 12/28/2009, 1/1/2010
Telescope: Vixen ED80Sf
Camera: Canon 40D (modified)
Filter: Astronomik Ha EOS Clip
Exposures: 33x600 seconds @ ISO800 (5.5 hours)
Location: Mocksville, NC
Temp: 35F, 20F
Seeing: 2/5
Transparency: 4/5
Captured in Nebulosity, stacked using DeepSkyStacker, processed in Photoshop.