M 51


object M 51 (NGC 5194) with its companion NGC 5195
constellation Canes Venatici, the hunting dogs
equipment ASA Astrograph 10" at f/2,8, Astro modified Canon EOS 40D
exposure 49 x 300 sec Light at 800 ASA unguided
date Mar 08 2010, Engelhardsberg Germany
conditions pretty good, stars to 5m5
image processing DeepSkyStacker 3.3.2, Photoshop CS4, PixInsight 1.5
remarks none