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Old 12-05-2008, 03:37 AM
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edwardsdj (Doug)
Doug Edwards

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Join Date: Sep 2007
Location: Brisbane
Posts: 677
Quote:
Originally Posted by AlexN View Post
Mike, I know that faster, higher ISO shots will work best for the moment, but as the nikon has some noise issues at higher iso speeds, I'd like to be shooting at iso200 or lower..
I agree: I found that keeping the ISO no higher than 400 (preferably 100) on the D80 works well for the Moon.

Quote:
Originally Posted by AlexN View Post
Doug, Mine is a D80 also, so that rules that out... I've used delayed exposure, but an 8" dob is easily vibrated by the mirror when you're hanging the 4x barlow, 50mm extention tube, T-adapter and the camera off it... Its hardly a balanced unit.

I'll be playing with this and my toucam during the week (attempted saturn with the toucam last night, couldnt even get it in the frame????)
I'd use the D80 without any Barlow and see if you can fit in the whole Lunar disk. I found I can stack 50 or so shots like this (taken over no more than say a 1/2 hour period) to give a very pleasing result. If you can fit the whole lunar disk in, you may be able to get away with 1/250s exposures at fairly low ISO and reduce vibration and seeing effects. That's my approach to lunar imaging with the D80.

For high-resolution closeups, use the ToUcam and stack a large number of frames. Registax works well on the Moon.
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