> -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Brooks Shera > Sent: Tuesday, August 04, 2009 1:53 PM > To: Discussion of precise time and frequency measurement > Subject: [time-nuts] A better atomic clock design just published
> If your wristwatch was as accurate as today's atomic clocks, it would > not > gain or lose a second in 80 million years. In the United States, > announcements of time come from Boulder, Colorado, which houses the > atomic > fountain clock that defines the second as 9,192,631,770 oscillations > between > the hyperfine ground states of the cesium atom. But some folks DO have atomic wristwatches <grin>. Of course, that wasn't a fountain clock, either. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
