Difference between revisions of "Universal Time"
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#[http://tycho.usno.navy.mil United States: Naval Observatory], [http://tycho.usno.navy.mil/what.html Time Page] | #[http://tycho.usno.navy.mil United States: Naval Observatory], [http://tycho.usno.navy.mil/what.html Time Page] | ||
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Latest revision as of 17:48, 6 October 2019
{{#ifeq:Recognized maintainers of atomic clocks from which UTC is calculated|none||}}[[Category:Template:Pagetypes with short description]]List of UTC timing centers is a list of over 70 recognized maintainers of atomic clocks around the world from which UTC is calculated.<ref>List of UTC timing centers BIPM (Bureau International des Poids et Mesures). Downloaded June 23, 2016.</ref> Below are links to some of the more notable time centers which contribute to the calculation of UTC. UTC is calculated by the International Bureau of Weights and Measures (BIPM)<ref>National Metrology Institutes (NMIs) BIPM</ref> using weighted averages of the various times as reported by these 70+ listed timing centers.<ref>Establishment of International Atomic Time and of Coordinated Universal Time BIPM description of UTC calculation procedures. Downloaded June 23, 2016.</ref><ref>The Science of Timekeeping by Agilent Technologies, 1997, 2000. Downloaded June 23, 2016.</ref>
When available, links are provided to the relevant "Time Page" displaying the current time as shown from the given service. Apparent times may vary due to variations in internet transmission times from various locations.
- Canada: National Research Council
- France: Systemes de Reference Temps Espace, Time Page
- Netherlands: VSL, Time page
- United Kingdom: National Physical Laboratory
- United States: National Institute of Standards and Technology, Time Page
- United States: Naval Observatory, Time Page
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