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    Re: Lecky's locations and WGS 84
    From: Tim Ingham
    Date: 2022 Jul 20, 06:42 -0700

    Hi Frank,

    Thank you for your detailed response.  it will give me much to think about and get my mind around.

    In 1994, preparatory to my first proper offshore sail, from Sydney to Lord Howe Island, I did a simple course in celestial navigation, and took along my (very) ancient sextant as a back-up to the GPS. Since then I have remained a coastal sailor & harbour racer. Being now an ancient mariner and having recently acquired a good second hand Alpha 40, I thought I should go back to square one and do a proper course in CN, with the ultimate aim of actually being able to do a Lunar that has some pretence of competence.

    I am checking the "official" precise location of the Time Ball at Sydney Observatory (when installed, in 1858) but can't currently visit them as they are 'closed for historic renovations'.

    Tim Ingham.

       
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