Quote:
Originally Posted by TrevorW
Thanks Martin and Gary- Martin the run was set for autofocus - so the only thing I an think of was tracking maybe -although roundness when stacking was fairly good- albeit the filters may be causing some flaring- attached is a non HDR version
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For tight focus , I never just rely on numbers on the dashboard , I visually check my stars on the fly ( zoomed in ) every 15 to 20mins in ASTAP’s Fits viewer.
Yes it’s time consuming but your eyes are the best litmus test for focus.