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    Re: Nautical Almanac Method Reduction
    From: Gord P
    Date: 2000 Nov 06, 8:50 AM

    Chuck;
    
    Thank you, that is exactly what I am looking for.
    
    Regards
    Gord
    
    
    
    > Gord,
    >
    > I'm assuming you know how to figure Assumed Lat and Assumed LHA.
    Given
    > that,
    >
    > 1.  A  = arcsine( cos(Lat) * sin(LHA) )
    > 2.  Z1 = arcsine( cos(LHA) / cos(A) )
    > 3.  B  = arcsine( cos(Lat) * sin(Z1) )
    > 4.  F  = B + Dec
    > 5.  F = round(F); F' = fractional part of F
    > 6.  A = round(A); A' = fractional part of A
    > 7.  H = arcsine( cos(A) * sin(F) )
    > 8.  Z2 = arcsine( cos(F) / cos(H) )
    > 9.  P =  arcsine( cos(A) * sin(Z2) )
    > 10. Corr1 = F' sin(P)
    > 11. Corr2 = A' cos(Z2)
    >
    > Is this what you are looking for?
    >
    > Regards,
    >
    > Chuck Taylor
    > Everett, WA, USA
    >
    > gord wrote:
    >
    > ...
    > > What I'm looking for is to generate the values in the NOA sight
    reduction
    > > tables;  A,B,Z1,H,PZ2, and the values from the aux. tables.
    > >
    > ...
    > >
    > > Thanks
    > > Gord
    >
    
    
    
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