Quote:
Originally Posted by Shiraz
this is one of the two areas of great interest with this camera - if you accept that most NB imagers under reasonable sky will not be sky-limited, the one with lowest read noise will have the deepest images (dark noise and QE being equal) .
edit: and the other area of interest is the ability to use short subs with broadband and still get comparable SNR results to those from conventional cameras with long subs (there are no SNR advantages, but there are ancillary advantages from short subs)
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That is true
I wonder how it would go with combining an image that mostly has a gain of 250 with 5min narrowband subs and then a couple of gain 0 5min subs to collect everything other than the faint background.