IC 434 in Orion - "The Horsehead"

Imaged from Nova Scotia, Fall, 2011 through a Canon 600mm f4.0 telephoto lens using a modified Canon T3i DSLR.

This image is the result of stacking 31 four-minute RGB exposures and combining them with an additional 11 twelve-minute exposures through a 6nm H alpha narrow band filter. All exposures were at f4.0 and ISO 800 on a modified Canon T3i DSLR.

A newer version, using an APO refractor and CCD camera is available here.

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