Space Clock to Fly on the International Space Station
FEB 01, 1998
DOI: 10.1063/1.2802917
A major role of the national standards labs is to keep the world’s clocks running on the proper time. That means making a continual comparison of the primary clocks that are used as the standards. But some of the accuracy achieved in a given lab’s measurement of time is lost as that information is communicated to another location on Earth’s surface. As good as it is, the Global Positioning System (GPS) system (which at its best enables comparison of clocks with accuracies of
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© 1998 American Institute of Physics
