Deep Sky Astrophotography - Robert Arn
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Constellation Orion Hydrogen Alpha

Location: Owl Hollow, Pawnee Grasslands, CO
Date: 2013-11-18, 2013-11-26
Camera: Canon XSi (modified)
Lens: Canon 50mm f/1.4
Mount: Astrotrac
Filters: 12nm H-Alpha
Shot: Stacked, Pano
12x10 minutes f/3.2 ISO 1600 (Bottom)
12x10 minutes f/3.5 ISO 1600 (Top)
Darks and flats applied