I have a asi 174mc cool camera, I was wondering what is the best gain and offset settings,for use in nebulosity, I generally take 45-60 second unguided exposures of deep sky objects through a skywatcher ed 80 and celestron avx mount.
Hi,
Maybe this article will help you。
https://astronomy-imaging-camera.com/photography/cooled-asi-camera-setting-in-ascom-driver/
Thanks
chad