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    Re: Traditional navigation by slide rule
    From: Brad Morris
    Date: 2016 Nov 12, 11:22 -0500

    Hello Bob

    You wrote: I may create a simplified design and build a shirt pocket rule specifically optimized for solving the current triangle and doing speed/time/distance, for the helmsman to use without leaving the cockpit.

    Better make that out of a buoyant material!!  Float tests are far too common to be ignored! ;-)


    On Nov 12, 2016 8:55 AM, "Bob Goethe" <NoReply_Goethe@fer3.com> wrote:

    >> Since your input speeds are only to a one-tenth of a knot precision and the course to one degree, it makes no sense to state the results to one-hundredths of a knot and the current correction angle to one-tenth of a degree<<

    You are quite correct.  Mea culpa.  Thank you for this  - I have made corrections in my draft of the manual - and for illustrating the various flight computers.


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