NGC's 650/651, also known as M76, The Little Dumbell Nebula, Barbell Nebula, or Cork Nebula, is a bipolar planetary nebula located approximately 2500 light-years away in the constellaion Perseus.  It was discovered by Pierre Mechain in 1780 and was included in Charles Messier's catalog as #76.

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

 

ABOUT THE IMAGE

DATE/TIME:  Taken on the evening of November 10th, 2012.

CAMERA:  Canon XSI, 450D modified

TELESCOPE:  Celestron C9.25" SCT @ F/12.6

ISO SETTING:  800

EXPOSURES:  17

EXPOSURE LENGTH:  600sec.

TOTAL EXPOSURE LENGTH:  2hrs, 50min..

SUBTRACTIONS: 16 dark frames and 10 bias frames.

CAPTURE: MaximDL

STACKING/PRE-PROCESSING: Deep Sky Stacker

PROCESSING: Photoshop CS3

 

 

 

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