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    Re: Bowditch long term almanac
    From: Geoffrey Kolbe
    Date: 2012 May 20, 13:32 +0100

    Oerjan wrote
    
    
    >oddly it falls appart the closer i get to equinox
    
    Yes, the simple sin formulae does not account for the fact that the
    earth does not move in a circle around the sun.
    
    Your version of the formula, with one less "sin", would seem more
    reasonable too.
    
    Geoffrey Kolbe
    
    
    
    
    
    

       
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