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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: May 7, 1997 00:48-01:10 UT

1. 16 x 30 second exposures of Hale Bopp, taken through a Lumicon Swann Band filter have been processed using a rotational gradient filter, with rotation 10 degrees and amplification 10. Images obtained using 12 inch Maksutov, with SBIG ST8 CCD working in HIGH RESOLUTION MODE (9 micron Pixels) Images obtained between 00:48 and 01:10 UT.

2. 16 x 30 second images of Hale Bopp obtained between 00:48 and 01:10 UT using a Lumicon Swann Band filter and a 12 inch Maksutov telescope has been dark subtracted and flat fielded,and a false colour pallate applied.

3. 16 x 30 second exposuires of Hale Bopp (through a lumicon swann band filter!) have been combined and processed through a sobel edge finding filter to produce this image.

Ian Griffin

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