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    Re: How do GPS satellites navigate themselves?
    From: David C
    Date: 2024 Mar 7, 23:15 -0800

    David P wrote

      This was one of the reasons why totally GNSS reliant air navigation for non-military traffic took a while to be accepted, and GNSS final approaches and landings were the last to be accepted.

    Doesn't Performance Based Navigation allow pssenger aircraft to descend through cloud while flying towards a mountain that towers above the aircraft? But that doesn't ansswer the question.

       
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