NGC 6712 is a globular cluster located in the constellation Scutum.  Most likely, this globular cluster was first discovered by Le Gentil on July 9th, 1749.

http://en.wikipedia.org/wiki/NGC_6712

 

ABOUT THE IMAGE

DATE/TIME:  The evening of August 29th, 2013.

CAMERA:  Canon XSI, 450Da

TELESCOPE:  Celestron C9.25 SCT @ F/6.3

MOUNT:  Celestron CGE Pro

ISO SETTING:  800

EXPOSURES:  19

EXPOSURE LENGTH:  200sec.

TOTAL EXPOSURE LENGTH:  1hr, 3min, 20sec.

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

CAPTURE SOFTWARE:  MaximDL

STACKING SOFTWARE:  Deep Sky Stacker

PROCESSING:  Photoshop CS3

 

 

 

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