mhammady wrote: Try the full field option with 15% & 55% as annular values, and see if your problem is resolved.


I understand that full frame is an option but as it takes around 30-45 seconds to download a Frame it is a slow process to use it.

My preference is to find out what is going on with the subframe, which works well and quickly so long as I manually select the star. Obviously this impacts on my efforts to automate things.

Paul

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