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    Re: Traditional navigation by slide rule
    From: Gary LaPook
    Date: 2016 Nov 6, 00:15 -0700

    Well the Hc or the distance is accurate but the azimuth isn't. Think about it. It is the same distance if you start in London and fly to New York as it is if you start the other way, from New York and fly to London.

    gl

       
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