The Horsehead Nebula in One-Shot-Color
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|Telescope: 20" RCOS f6.7|
Mount: Paramount ME
Exposure time: 24 hours (15 minute sub-frames)
Software used: CCDOps, CCDSharp, RegiStar, PhotoShop CS2, PTGui
Site: New Mexico Skies Observatory - Mayhill, N.M.
Image © Ryan M. Hannahoe