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Suggestions for a Coma Corrector for 8" F/4 and SBIG 8300C
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05-10-2019, 05:45 PM
Camelopardalis
(Dunk)
Drifting from the pole
Join Date: Feb 2013
Location: Brisbane
Posts: 5,425
I have the GPU corrector, which I believe is the same as the Skywatcher Quattro coma corrector.
I find that, with my ASI1600 - which is roughly the same size sensor as your 8300 - if my collimation is spot on, I get round stars across the field.
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