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NGC-6781 is a bright planetary nebula located in the constellation of Aquila, the Eagle. It is medium-sized, being about 190" X 162", or about twice the size of M-57, the Ring Nebula, but it is not as bright. NGC-6781 is about 2000 light years from Earth and is 2 light years in diameter.
This image, acquired on August 30, 2013, is a 30 minute integration of 2 minute exposures through the Celestron C-11 at f/2, using the HyperStar III imaging system and the Starlight Express SXVR-H694C color CCD camera, operating at -10 degrees below ambient temperature and binned 1 X 1. Guided, captured and combined using Maxim DL5 Pro. Post processed using PhotoShop CS2, Gradient XTerminator, StarShrink, Carboni's Astro Tools and NoiseWare.
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