Thanks Peter,

I'll give saving calibrations a go. My setup isn't permanently mounted so yes I'll have to repeat calibration each night.

Doesn't seem right though that it would get half way through calibration before autofocus starts, which then pauses calibration mid way through the process. I use an OAG and find that if I'm guiding whilst autofocusing it struggles to guide and seems to negatively affect the focus that can be achieved.

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