Using “Ians noise reduction” from GMic (plug in for GIMP) on my M31 image from yesterday

Roger took my M31 image from yesterday and has shown me a new approach.

Follows on from my post:

First image of M31 from Lichfield with QHY10

If you take your M31 image from the post, apply “Ians noise reduction” from GMic (plug in for GIMP), then repeat the background subtraction process, you get this.

Happy GIMPing!

Rgds

Roger

M31 using my process:

Using “Ians noise reduction” from GMic:

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