| 单词 | UT1 |
| 例句 | 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. A Giant Leap for the Leap Second. Is Humankind Ready? 2023-11-03T04:00:00Z Astronomers who rely on UT1 to align their telescopes will also need to adjust, says Elizabeth Donley, who leads the Time and Frequency division at the National Institute of Standards and Technology, in Boulder, Colorado. The Leap Second’s Time Is Up: World Votes to Stop Pausing Clocks 2022-11-22T05:00:00Z As a result, our global standard of time, known as Coordinated Universal Time, or UTC, occasionally becomes misaligned with UT1—the marker used to measure the actual length of one mean solar day. As Earth's Spin Slows, Clocks Get Another Leap Second 2015-06-30T04:00:00Z Future metrologists might find more elegant ways than the leap second to realign UTC and UT1. The Leap Second’s Time Is Up: World Votes to Stop Pausing Clocks 2022-11-22T05:00:00Z |
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