As you discovered, subframing (like Capture) and masking (like Focus) have not been implemented for the internal Guider. Don't know if they're implemented in PHD2--you might want to research that.

If that doesn't work then you might try playing with some of the parameters in the SEP,
you can find some description of them in the KStars Handbook:
docs.kde.org/trunk5/en/kstars/kstars/kst...file-star-extraction
Of course, you'd change them for the guiding profile you're using.

Hy

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