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    Re: Gps Vs. Celestial Navigation
    From: Richard M Pisko
    Date: 2007 Nov 06, 23:16 -0700

    On Tue, 06 Nov 2007 16:07:22 -0700, Greg Rudzinski
     wrote:
    
    > GPS and Celestial Navigation can be complementary primary means of
    > navigation. A quality sextant used with a Palm PDA that has celestial,
    > almanac, and chronometer software installed will yeild a line of
    > position in less than a minute.  The back-up roll now belongs to the
    > Pub 249 tables. The Palm PDA can do tides and piloting duties as well.
    >
    Even without the sextant, there is software available to turn the Palm
    display screen into a sun compass.  I believe a vertical gnomen, held in
    the right position to match a shadow line from the sun to the one drawn on
    the level screen, is all that is required.
    
    
    --
    Richard . . .
    
    Using Opera 9.2.4 after the "Dog" died
    
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