IC 1871 is a star forming region in Cassiopeia, associated to IC 1805 (Heat Nebula), 7000 light years from here.

This is the final version of several different ways of processing this image.

Acquisition Details

Scope: Borg 90FL/500 with 0.72x Reducer
Filter: IDAS NBX
Camera: ZWO ASI 2600MC Pro
Mount: Skywatcher HEQ5 Pro
Guiding Scope: MiniBorg 50
Guiding Camera: ZWO ASI 290MM
Guiding Software: PHD2
Acquisition Software: APT
Light Frames: 42x180sec
Flats, Dark Flats, Bias, Darks
Camera settings: Gain 100, Offset 20
Some moon at the beginning of acquisition
Bortle 4-5
Acquisition Date: Nov 20, 2020

Processing

Stacking Software: DSS
Imaging: PixInsight (for the final version)

Similar to the processing of IC1805 (Heart Nebula).

Earlier processing with Gimp instead of PixInsight produced more reddish results. I do not want to say, that you cannot come to a result as above using Gimp … you certainly can. But at that time I did not yet know …