Re: Orbital surveillance satellites now exceed 1 inch resolution?

From: Tom Rauschenbach (
Date: Thu May 03 2007 - 18:06:54 EDT

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    On Thursday 03 May 2007 16:20, Allen Thomson wrote:
    > Basically, the idea of lucky imaging is that the atmospheric
    > distortions that limit resolution will, every now and then, "flatten
    > out" in front of a telescope for several milliseconds and give a
    > diffraction-limited glimpse of the target. So you take a video of the
    > object, brew a big pot of coffee, and step through the video frame by
    > frame and pick out the best images.  There are useful refinements, but
    > that's the idea.
    Can't you get a computer to do that ?
    "If it's measured in mm, it's too small."
    [John Mahony, in the SCT user's mailing list]
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