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    Re: Chronometer rate (was Re: Endeavour Voyage Recreation)
    From: Ed Falk
    Date: 2001 Jul 13, 15:12 EDT

    > > ... Set its
    > > altitude to that of some bright star and wait for the moment when that star
    > > passes the cross-wires,...
    > Dear George,
    >
    > That is indeed a simple way to check the chronometer rate (as long as
    > nobody kicks yourinstrument..). Was this indeed the method used in the
    > period?
    It's how Harrison calibrated his clocks, if the documentary is to be believed.
    

       
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