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    Re: Precomputed lunar distances
    From: Bill B
    Date: 2005 Apr 19, 16:34 -0500

    Alex wrote:
    
    > One of my Russian books has the following tables, specially
    > designed for determination of the instrumental correction.
    > It lists uncorrected distances from the Polar star to
    > 6 other stars at distances 16, 34, 43, 51, 60 and 81 degrees.
    > (These stars are Kochab, Alioth, Capella, Vega, Alpheratz,
    > and Altair).
    > And then it gives 6 tables (one for each star) for
    > the refraction correction. The entry in these tables uses
    > altitude of the star and latitude.
    
    Alex
    
    I think that gives me all the information I need to calculate the true
    distances myself, and correct separation for refraction.  I neglected to
    copy the refraction formula from the Meesus you loaned me, so that formula
    would be appreciated.
    
    Thanks
    
    Bill
    
    
    

       
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