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Old 01-02-2020, 05:14 PM
etill (Elliot)
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etill is offline
 
Join Date: Oct 2019
Location: Melbourne
Posts: 144
NGC4755 Jewel Box

I'm not sure what the Canon temp sensor is reporting the temperature of, but it reckons all these subs were 40c+ (from a day or two ago when it got real hot) so this is more an exercise in noise reduction than a serious attempt. Without any fine details or nebulosity to protect it was easier to get PixInsight to blank out a lot of the background noise. It worked out ok I think.

49 x 30sec ISO800, with darks, flats and superbias from PI.
Canon 60D, Vixen 200mm F/4, CGEM
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