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    Re: Historical tides
    From: Alexandre Eremenko
    Date: 2019 Feb 16, 00:47 +0000

    Frank,
    You wrote:
    
    > The basic tidal harmonic coefficients change very slowly, and it's possible 
    to determine high and low tides at most locations around the globe without 
    much uncertainty.
    
    Where do I obtain these coefficients for a given location?
    
    > Do you have a single location and date that you want to check? Or are you looking for general tools?
    
    British harbors. US (N America colonies) harbors.
    
    Alex.
    

       
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