Quote:
Originally Posted by gregbradley
I wonder if that is true only for PI. In CCDstack I have done stacks using both and saw no real difference in the reported stats.
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Hi Greg,
The difference in SNR is a consequence of the mathematics and not due to any specific implementation of stacking. It's provable for those who are interested in the theory (see the PI doc for ImageIntegration.) It's also borne out in empirical testing:
http://www.clarkvision.com/articles/...cking-methods/
Cheers,
Rick.