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    Re: Beginning celestial navigation method
    From: Andrés Ruiz
    Date: 2020 May 13, 09:13 +0200
    Hello Grace,

    As one reference among many of them on the Web: https://en.wikipedia.org/wiki/Sight_reduction  

    Two flow charts summarizing the process:


    Corrections_for_Sextant_Altitude.en.jpg

    MarcqSaintHilaire.en.jpg


    And a free android App, if you want to check your hand/calculator/spreadsheet calculations.
    --
    Andrés Ruiz
    Navigational Algorithms
    http://sites.google.com/site/navigationalalgorithms/

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