Saturday, June 25, 2016

imaged NGC 6781 (Halifax)

BGO imaged the planetary nebula NGC 6781 for me. From within Aquila, one of the RASC Finest NGCs. Wow, huge! Unfortunately, there are problems with the image... lines, artefacts...

RASC Finest planetary nebula NGC 6781 luminance

Luminance only, 60 seconds subexposures, 10 stacked shots. FITS Liberator, GIMP. North is up; left is east.


Got better data on 6 July.


Processed the RGB images on July 14.


Wikipedia link: NGC 6781.

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