After stacking on Siril, the result. fit file is grayed out and cannot be opened.
Dale Fitzpatrick
How to Stack Fits and Raw files in one go?
I think I screwed up, I got the ASI Air mini and had a good night of imaging getting lights and darks. Because it's easier I took the Bias Frames and Dark frames direktly with my modified canon 600D instead going via the asi air. that of course c...
Discusses stacking FITS files and workflow issues with imaging data.