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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.
- Coordinated Mars Time
The average length of a Martian sidereal day is 24 h 37 m...
- List of Utc Time Offsets
This is a list of the UTC time offsets, showing the...
- Universal Time
Universal Time (UT or UT1) is a time standard based on...
- Ephemeris Time
The term ephemeris time (often abbreviated ET) can in...
- UTC−04:30
UTC−04:30 is an identifier for a time offset from UTC of...
- Coordinated Mars Time
UTC−04:00. Time in Brazil, since 25 April 2019. 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.
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.
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.
UTC+04:30 is an identifier for a time offset from UTC of +04:30. This time is used only in Afghanistan, so it is also called Afghanistan Standard Time. The time is no longer used by Iran since it has abolished the daylight saving time in 2022.
