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Old 22-10-2014, 02:12 PM
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SkyViking (Rolf)
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Join Date: Aug 2009
Location: Waitakere Ranges, New Zealand
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Quote:
Originally Posted by Paul Haese View Post
The different f ratios impact on guide star selection Rolf. f8 has a big impact on how bright stars are even at 2x2 binning. I take it you are using f4 at 2x2?
Good point Paul, but that then makes me think your guide stars are oversampled. Would it not be better to use higher binning when guiding at f/8? Or a different guide camera with larger pixels?
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