M56 also known as Messier 56 or NGC 6779 is a globular cluster located approximately 32,900 light-years away in the constellation Lyra.  It was discovered by Charles Messier on January 19th, 1779.

http://en.wikipedia.org/wiki/Messier_56

 

ABOUT THE IMAGE

DATE/TIME:  The evening of July 13th, 2013.

CAMERA:  Canon XSI, 450Da

TELESCOPE:  Celestron C9.25 SCT @ F/10

MOUNT:  Celestron CGE Pro

ISO SETTING:  800

EXPOSURES:  41

EXPOSURE LENGTH:  200sec.

TOTAL EXPOSURE LENGTH:  2hrs, 16min, 40sec.

SUBTRACTIONS:  16 darkframes, 40flat frames, 16darkflat frames

CAPTURE SOFTWARE:  MaximDL

STACKING SOFTWARE:  Deep Sky Stacker

PROCESSING:  Photoshop CS3

 

 

 

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