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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.

    • 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. 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.

  3. en.wikipedia.org › wiki › UTC%E2%88%9204:00UTC−04:00 - Wikipedia

    UTC−04:00 is an identifier for a time offset from UTC of −04:00. It is observed in the Eastern Time Zone (e.g., in Canada and the United States) during the warm months of daylight saving time , as Eastern Daylight Time.

  4. Coordinated Universal Time (UTC), international basis of civil and scientific time, which was introduced on January 1, 1960. The unit of UTC is the atomic second, and UTC is widely broadcast by radio signals. These signals ultimately furnish the basis for the setting of all public and private.

    • Jonathan D. Betts
  5. 1 day ago · 00:20:05 UTC. Thursday, May 30, 2024. Fullscreen. UTC / GMT is the basis for local times worldwide. Other names: Universal Time Coordinated / Universal Coordinated Time. Successor to: Greenwich Mean Time (GMT) Military name:

  6. Coordinated Universal Time (UTC) 00:17: 06. Wednesday, May 29, 2024. UTC is the common time standard across the world. 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.

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