NGC 6888 (C027) CYG 20.0

2011:09:03:00:31:54

Image is a combination of 20 images, each of 300 seconds. Each of the images was corrected with a dark frame and a flat field. The images taken with a SBIG ST-8 Dual CCD Camera attached to an Centurion 18” F/2.8 telescope.

The images were guided using the guiding chip in the camera.




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Last updated: June 15, 2014