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    Re: Old style lunar
    From: Frank Reed CT
    Date: 2004 Dec 10, 15:52 EST
    George H wrote:
    "Doe, comparing almanac predictions with the modern JPL
    ephemeris, and also comparing with actual Moon observations made at the
    same period from Greenwich, shows that from mid-March to early May 1782
    there was a strong cyclic monthly error in the predicted Moon's longitude."
     
    In general, the error does not appear to be cyclic, though it can appear cyclic for short intervals. If it had been genuinely cyclic, it would have been an easy matter to correct it.
     
    Frank R
    [ ] Mystic, Connecticut
    [X] Chicago, Illinois
       
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