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Old 10-08-2019, 10:34 PM
Startrek (Martin)
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Startrek is offline
 
Join Date: Dec 2017
Location: Sydney and South Coast NSW
Posts: 6,667
Nice images Kevin, I especially like the Jewel Box although at 30sec subs you either have some tracking issues , some coma or your polar alignment is out a bit as your stars are not particularly round in most images for such short subs
Have you guided before ?
Have or do you use a coma corrector ?
I use a 6” f6 and 8” F5 newt and an unmodded DSLR for AP , can’t do without my Baader coma corrector and I guide on all exposures 30 sec to 5 minutes
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