IEVref:713-05-18ID:
Language:enStatus: Standard
Term: international atomic time
Synonym1: TAI (abbreviation)
[Preferred]
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Definition: timescale established by the International Bureau of Weights and Measures (BIPM) on the basis of data from atomic clocks operating in several establishments conforming to the definition of the second, the unit of time of the International System of Units (SI)


Publication date:1998-04
SourceITU-R Rec. 686 MOD
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Internal notes:2019-01-17: Editorial revision in accordance with the CC on C00043 to have a uniform spelling of “timescale” in all IEV entries. JGO
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