http://watchmakingblog.com/2008/02/19/worlds-most-accurate-clock/ A mechanical watchmaker in a digital world Fri, 21 Nov 2008 18:09:08 +0000 http://wordpress.org/?v=2.6 http://watchmakingblog.com/2008/02/19/worlds-most-accurate-clock/#comment-136 Tick Talk » The Longitude Problem Tue, 08 Apr 2008 03:13:13 +0000 http://watchmakingblog.com/2008/02/19/worlds-most-accurate-clock/#comment-136 [...] thing is we still determine global position in the same way. With atomic clocks accurate to nanoseconds and beyond a GPS unit compares the time a signal leaves a satellite with the time it arrives to determine how [...] [...] thing is we still determine global position in the same way. With atomic clocks accurate to nanoseconds and beyond a GPS unit compares the time a signal leaves a satellite with the time it arrives to determine how [...]

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