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M27 The Dumbbell Nebula

The Dumbbell Nebula or Messier 27, or NGC 6853 is a planetary nebula in the constellation Vulpecula. The distance of the Earth is about 1,360 light years. The Dumbbell was the first planetary nebula to be discovered by Charles Messier in 1764. At its brightness of visual magnitude 7.5, it is easily visible in binoculars, and a popular observing target in amateur telescopes.

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Location / Date

Mauna Kερατέα Obs June & July 2011

Telescope

GSO Richey Cretien 10" f8

Mount

Sky Watcher EQ6 Pro

Camera

QHY9 KAF 8300 mono CCD, Temp -25 C

Filters / Exposures

Ha 35x900 sec bin 2x, Oiii 25x600 sec bin 3x, Sii 25x600sec bin 3x

Total Exposure Time

17 hours

Software

Capture Nebulosity 2 - Starry Night - EQmod, Deep Sky Stacker Align & Stack, Pixinshight Stretch & HDR, Photoshop CS5.

 

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