International Atomic Time

Example Sentences

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The astronomical time, called Universal Time, or UT1, has tended to fall a few clicks behind the atomic one, called International Atomic Time, or TAI.

From New York Times • Nov. 3, 2023

In the summer of 1972, the International Time Bureau for the first time added a leap second to try to resolve a difference between International Atomic Time and the less-precise solar time.

From Slate • Aug. 9, 2022

BIPM, a subsidiary of the CGPM, is responsible for generating International Atomic Time, on which utc is based, from the results of 500 clocks distributed around the world.

From Nature • Nov. 19, 2015