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Thread: NASA and clocks

  1. #1
    Join Date
    Aug 2015
    Tampa, Florida and Daytona Beach, Florida

    Retired from Fire/Rescue with 30 years on the job 1/05/2019

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  3. #2
    Porous Membrane skywatch's Avatar
    Join Date
    Jan 2015
    The Valley of Heart's Delight
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    I love the science behind measurement. Very cool.
    Too many watches, not enough wrists.

  4. #3

    NASA and clocks

    So, if a quartz watch would be off by a millisecond after six weeks, causing a 300km error in navigation, that means an ETA movement regulated to COSC standards would be off by, err, a planet or two...

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  5. #4
    its precision only changing by one second every 10 million years.
    Surely if this is known, you should be able to compensate for it

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  6. #5
    Moderator - Central tribe125's Avatar
    Join Date
    Oct 2014
    Kent - UK
    Now then, Mr Harrison - to qualify for the prize...

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