Messier 92 globular cluster 22 May 2012

15x 30s subs ISO1600 stacked in DeepSkyStacker (10 Darks, 20 Flats, 20 Bias) processed in PixInsight and Photoshop. Canon EOS 450D DSLR prime focus Sky-Watcher 150P Newtonian EQ3-2 mount. Baader Neodymium filter, Sky-Watcher coma corrector.

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Taken on May 23, 2012