M56 - Globular Cluster in Lyra


M56 was discovered by Charles Messier in 1779. It is 33,000 light years away and spans approximately 85 light years. It is not particularly dense in comparison to other globular clusters.

Telescope: Orion 10 in. f/4.7 Newtonian; Baader coma corrector
Camera: Modified Canon T4i (650D); ISO 800; Raw capture
Mount:  Losmandy G11
Guiding: SSAG on 50mm Lumicon finder scope
Exposures: 10 @ 3minutes
Processing: Images were focused using Live View. They were converted to tiff files in Canon Digital Photo Professional before being aligned and combined in ImagesPlus. The composite was slightly cropped and adjusted in Photoshop. Noise was reduced using Topaz DeNoise.
Note: Taken from my backyard observatory in southeastern Minnesota on 8/11/12. Temp: 50F
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