M 81 (NGC 3031)

M 81 (NGC 3031), Mv = 7.9 (27 x 14 'arc), 09:55:33 +69:04.0, Ursa Major, FOV = 20.8 x 16.2 'arc. Northeast is at upper-left. [14-inch Celestron CGE1400 SCT, f/5.4 with focal reducer, clear filter, SBIG ST-8XE CCD, AO-7 image stabilizer, 10x60 sec exposure, digital development processing (custom 1% cutoff) and Gamma 0.2, sharpening (Kernel high-pass) 2004.02.26Z, Hereford, AZ residence]

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This site opened:  February 27, 2004 Last Update:  February 27, 2004