m42_2007

Taken 11/27/2007 11:57pm EST in Bowie, MD, waning gibbous moon to the East, with a Canon EOS Digital Rebel XTi, ISO1600 24 exposures 10sec each prime focus on a Celestron C6-R 150mm doublet refractor, focal length 1200mm (F/8) but stopped down to aperture of 4in to reduce vignetting, and processed with MLUnsold's ImagePlus.