Quote:
Originally Posted by Somnium
given that DSS averages the pixel value, wouldn't you create more noise by including different sub lengths? surely it would provide additional weight to the longer sub because of its higher pixel value. i could be wrong but if you want to stack different sub lengths to bring out different detail, then you should combine the subs of the same length then combine the two images in PS using masks etc.
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What DSS did. It first done all the 3min subs with darks flasts and bias. Then done the single 5 min subs with darks, flats and bias, and I think it then combined them together.