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Old 14-01-2023, 10:44 PM
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Astrofriend (Lars)
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Join Date: Aug 2017
Location: Stockholm, Sweden
Posts: 487
One rainy day I sat here with Gimp, I got dark pits behind my comets when doing darksubtraction. Testing a new method when I divide the Gaussian Blur filter to a two step process. Much better now.

Here how I did it:
http://www.astrofriend.eu/astronomy/...btraction.html

/Lars
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