Horsehead Nebula

Horsehead Nebula



The H-a image:

Image Date: 11/23/2004
Details: Exposure Time: 4 hrs Total; 2.5 hrs H-a, 30 min each RGB
Camera: SBIG  ST-10XME
Telescope: RC Optical  Carbon 12.5 inch f/9 Ritchey-Chretien
Mount: Software Bisque  Paramount ME

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