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SNR short subs vs exposures
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13-05-2016, 04:54 PM
Slawomir
(Suavi)
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Join Date: Sep 2014
Location: North Queensland
Posts: 3,240
Quote:
Originally Posted by
SkyViking
I should have linked to the original size version: (
http://www.rolfolsenastrophotography...er/i-Sb22cmT/O
)
SNR improves significantly with each step, all the way up to 103 hours. The very faintest details are only well defined in the last frame.
Very nice and unique comparison Rolf. Apart from more detail and less noise, images with longer integration have increasingly more depth as well.
Slawomir
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