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Old 02-05-2020, 05:18 PM
noswonky (Peter)
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noswonky is offline
 
Join Date: Jul 2010
Location: Blue Mountains, NSW
Posts: 146
Quote:
Originally Posted by Joshua Bunn View Post
So a question, I'd be interested to hear the opinions of you ladies and gents on whether or not you think putting the scope at 8-9m above ground is a waste of effort in terms of getting better resolution images. I've read and heard that getting above the ground based level seeing conditions has a positive effect on the FWHM of your images.
Who thinks it's possible compared to having the scope at ground level?

Josh
No personal experience with this, but a couple of years ago we had a professional astronomer speak at our club and he was talking about this issue. His team was operating a small observatory in Antarctica and they had done testing which confirmed that most of the air causing seeing issues was just a few meters off the ground. So they elevated the equipment to get above it.

Of course Antarctica is a very different environment so I don’t know if this would apply at other sites.
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