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    Re: GPS shortcomings.
    From: Robert Gainer
    Date: 2005 Jun 11, 18:38 +0000

    Among professionals, better tools are recognized as better and poor tools
    are recognized for what they are, not as good. That doesn�t mean that you
    can�t get results with poor tools, it�s just harder to get great results
    with them.
    Robert Gainer
    >From: Jared Sherman 
    >Reply-To: Navigation Mailing List 
    >Subject: Re: GPS shortcomings.
    >Date: Sat, 11 Jun 2005 11:22:29 -0400
    >What I'd heard from many sources (which doesn't mean it is true) is that
    >Davis, and all plastic sextants, suffer more from thermal changes in the
    >material than metal sextants. Supposedly taking it out from below decks and
    >letting it heat up in the sun will throw the index error out more than it
    >would with a metal sextant.
    >But in theory a good navigator would allow a sextant to acclimate to
    >heat/cold and then recheck the index error before using it. Perhaps it is
    >bad habits that give it the bad rep?
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