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    Re: Azimuths
    From: Gary LaPook
    Date: 2016 Jul 6, 10:54 -0700

    Is your confusion about the calculation of the "azimuth angle," "Z" or is it in converting "Z" into "Zn" the true azimuth?

    These old posts might be of help to you. The discussion of the Rust Diagram includes rules for that conversion.

    https://navlist.net/Fw-Chichesters-Calculations-correction-LaPook-dec-2008-g6705

    https://navlist.net/Fw-Chichesters-Calculations-LaPook-dec-2008-g6704

    https://navlist.net/img/106704.chichester-234-2.pdf

    https://navlist.net/Fw-Chichesters-Calculations-LaPook-dec-2008-g6700

    https://navlist.net/img/106707.sin-cosine-1.pdf

    https://navlist.net/Rusts-diagram-for-computing-azimuth-LaPook-oct-2007-g3383

    https://navlist.net/Weems-US-Naval-Inst-May-1927-Rusts-Azimuth-Diagram-LaPook-jul-2016-g35729

    gl

       
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