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Griffin Images of Comet Hale-Bopp

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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: February 12, 1997 10:19:01 UT

First image is a 60 second exposure of Comet Hale Bopp started at 05:19:01 EST on 12th February 1997. Taken through a red filter. SBIG ST8 CCD image, taken at the prime focus of a 12 inch f5 maksutov telescope. Image has been flat fielded, and gamma and contrast scaled in using Mira.. Image dimensions approx 60arcminutes (long right ascension axis) by approx 20 arcminutes (short declination axis).

Second image is the original 60 second exposure through a red filter has been encoded with a false colour pallete.

Third image shows the jets of Comet Hale Bopp. 60 second exposure, processed by subtracting a 10 by 10 pixel median filtered image from the original. Image was then false coloured to bring out detail.


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