M13 in Hercules

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Messier 13 (M13), also designated NGC 6205 and sometimes called the Great Globular Cluster in Hercules or the Hercules Globular Cluster, is a globular cluster of about 300,000 stars in the constellation of Hercules.

Imaging telescopes or lenses: AT6RC
Imaging cameras: Canon EOS 1000D / Rebel XS
Mounts: Orion Atlas EQ-G
Guiding telescopes or lenses: Orion Mini Guide Scope
Guiding cameras: Orion Star Shoot Planetary Imager & Autoguider
Focal reducers: TeleVue 0.8x
Software: DeepSkyStacker, PHD guiding, photoshop, Canon EOS
Accessories: DIY thermoelectric camera cooler
Dates: June 9, 2012
Frames:
23×240″ ISO1600
50×60″ ISO1600
Integration: 2.4 hours

Author: Mike Carroll
AstroPhotography of the day by SPONLI 08 Sep 2014