Re: IMP 8

From: Bjoern Gimle (bjorn.gimle@tietotech.se)
Date: Wed Jun 06 2001 - 23:02:38 PDT

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    >
    > It probably doesn't matter that the TLE is three years old.  The
    > satellite spends most of its time half the distance to the Moon and
    > beyond - the Earth's atmosphere is nonexistent there (I remember reading
    
    It does matter, because the lunisolar perturbances are considerable.
    See the elsets in Allen Thomson's reply.
    OTOH, an accurate integration program (INT2? NPOE?) should compute
    positions.
    
    Vec2TLE  converts {X Y Z Xdot Ydot Zdot} to TLE's
    
    /Björn
    
    
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