Globular cluster M13 in Hercules by Mike Crowle

Mike Crowle | all galleries >> Astrophotography >> Star Clusters > Globular cluster M13 in Hercules


24 May 2011

Globular cluster M13 in Hercules

Canon EOS 40D ,Celestron C8 telescope
13 x 10-minute exposures at ISO 1600, f10, manually off-axis guided. Images stacked using DeepSkyStacker, with post-processing using Canon Photo Professional and Noel Carboni's astronomy tools in Photoshop Elements. This image replaces an earlier attempt at the same subject. full exif

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