Instructions for processing images in Nebulosity and GIMP

The sets of instructions I have written based on advice I have been given or read so far….subject to later revision. Due to my limited knowledge of astrophotography, there may be errors in these documents.

Andy

How to remove light pollution from astronomy photograph in GIMP 250819

How to stack frames in Nebulosity 4 (without darks) Damian 310819

How to process dark frames in Nebulosity Damian 080919

Instructions on how to take dark frames from Damian 030919

Sorting out elongated star images (star trailing) in astrophotos 270819

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