Quote:
Originally Posted by Zuts
I would be using the scope with my SBIG 2000 XCM. Without a focal reducer the Mewlon would give me an image scale of 0.63 arcsecs/pixel and the Vixen 0.85 arcsecs/pixel.
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I think you would have lots of trouble with longer exposures and your mount would have to have near perfect tracking. I thought the best you could hope for was about 2 arcsecs/per pixel due to atmospheric turbulance, even on a very good night. Still they claim seeing is about 1 arcsec if you are sitting on top of a great big mountain like the himalayas

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