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Old 17-08-2014, 06:59 PM
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Bassnut (Fred)
Narrowfield rules!

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Join Date: Nov 2006
Location: Torquay
Posts: 5,065
Yes well, as per another thread on large scopes in small domes, thats not a good combination. Fatally critical in fact. I suspect fans in the obs to equalise temp quickly before imaging would be required as a minimum. As an aside, I have never used my dew heaters at itelescope OBS, they close if dew is present, they think its just not worth the bother opening.
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