So I've compiled the latest stellarsolver (2.2-44_g9d4efa4) and kstars on my Pi4, which I use to control my ASI183MC attached to an old Canon FD 135mm lens. Everything worked very smooth, with a clear AF curve, but when I look at the result, the stars in the red channel look much better than in the green channel, which actually is the worst of all three (IMO).
Not sure though if that has to do with the 'quality' of the lens
I'll try an AF run tonight with storing the images (hope I find them...), maybe that tells me more.

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