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    Re: Learn the stars, by phone
    From: Lu Abel
    Date: 2009 May 15, 19:54 -0700

    James N Wilson wrote:
    > Lu:
    >
    > Your comments remind me of when I headed an Air Force project, and my
    > spacecraft manager devised a scheme to use GPS to establish attitude. He
    > used two sensors as far apart as possible. This is a long ways from
    > determining heading, but sort of in the same vein.
    Hey, attitude is just vertical "heading"   Same principle...
    
    Lu
    
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