M 3

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object(s) globular cluster M 3
constellation Canes Venatici, the hunting dogs
equipment ASA Astrograph 10" at f/2,8, Astro modified Canon EOS 40D
exposure 20 x 300 sec Light at 800 ASA unguided
date Apr 16 2010, Engelhardsberg Germany
conditions varying conditions, stars around 4m5, dust
image processing DeepSkyStacker 3.3.2, Photoshop CS4, PixInsight 1.6
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