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  1. Coordinated Universal Time ( UTC) is the primary time standard globally used to regulate clocks and time. It establishes a reference for the current time, forming the basis for civil time and time zones. UTC facilitates international communication, navigation, scientific research, and commerce. UTC has been widely embraced by most countries and ...

    • Universal Time

      Universal Time (UT or UT1) is a time standard based on...

    • Ephemeris Time

      The term ephemeris time (often abbreviated ET) can in...

  2. The British meaning is based on the idea that the topic will be on the table for only a short time and is there for the purpose of being discussed and voted on; the American meaning is based on the idea of leaving the topic on the table indefinitely and thereby disposing of it, i.e. killing its discussion.

  3. This is a list of the UTC time offsets, showing the difference in hours and minutes from Coordinated Universal Time (UTC), from the westernmost (−12:00) to the easternmost (+14:00). It includes countries and regions that observe them during standard time or year-round. The main purpose of this page is to list the current standard time offsets ...

  4. UTC: 1 n Greenwich Mean Time updated with leap seconds Synonyms: coordinated universal time Types: ERT , Earth-received time the coordinated universal time when an event is received on Earth TRM , transmission time the coordinated universal time when a transmission is sent from Earth to a spacecraft or other celestial body SCET , spacecraft ...

  5. Coordinated Universal Time. Coordinated Universal Time (or UTC) is the standard time system of the world. It is the standard by which the world regulates clocks and time. It is, within about 1 second, mean solar time at 0° longitude. The standard before was Greenwich Mean Time (GMT). UTC and GMT are almost the same.

  6. Coordinated Universal Time (UTC) 06:34: 10. Wednesday, September 20, 2023. Coordinated Universal Time (UTC) is the basis for civil time today. This 24-hour time standard is kept using highly precise atomic clocks combined with the Earth's rotation.

  7. Those are the International Atomic Time and Universal Time. TAI or International Atomic Time is a scale that helps determine the speed at which clocks should tick. It is found by combining the time of more than 200 atomic clocks located worldwide. In other words, it's pretty accurate. UT1 or Universal Time is determined by the Earth's rotation.

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