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  2. Time in Nigeria - Wikipedia

    en.wikipedia.org/wiki/Time_in_Nigeria

    Lagos, the capital of the Southern Nigeria Protectorate, first adopted the standard time of Greenwich Mean Time on 1 July 1905, but reverted to local mean time on 1 July 1908. After the protectorates were amalgamated, UTC+00:30 was adopted nationwide. On 1 September 1919, Nigeria adopted UTC+01:00 as it was seen as a more accurate offset from ...

  3. Time in Africa - Wikipedia

    en.wikipedia.org/wiki/Time_in_Africa

    Africa, the world's second-largest and second-most populous continent, spans across six different time zone offsets from Coordinated Universal Time (UTC): UTC−01:00 to UTC+04:00. [ 2 ] [ 3 ] As Africa straddles the equator and tropics , there is little change in daylight hours throughout the year [ 4 ] and as such daylight saving time is ...

  4. Terrestrial Time - Wikipedia

    en.wikipedia.org/wiki/Terrestrial_Time

    The GPS time scale has a nominal difference from atomic time (TAI − GPS time = +19 seconds), [11] so that TT ≈ GPS time + 51.184 seconds. This realization introduces up to a microsecond of additional error, as the GPS signal is not precisely synchronized with TAI, but GPS receiving devices are widely available. [12]

  5. Time in Ivory Coast - Wikipedia

    en.wikipedia.org/wiki/Time_in_Ivory_Coast

    In the IANA time zone database, the Ivory Coast is given one zone in the file zone.tab – Africa/Abidjan."CI" refers to the country's ISO 3166-1 alpha-2 country code.Data for Ivory Coast directly from zone.tab of the IANA time zone database; columns marked with * are the columns from zone.tab itself: [4]

  6. Greenwich Mean Time - Wikipedia

    en.wikipedia.org/wiki/Greenwich_Mean_Time

    Greenwich Mean Time (GMT) is the local mean time at the Royal Observatory in Greenwich, London, counted from midnight. At different times in the past, it has been calculated in different ways, including being calculated from noon ; [ 1 ] as a consequence, it cannot be used to specify a particular time unless a context is given.

  7. Leap second - Wikipedia

    en.wikipedia.org/wiki/Leap_second

    Screenshot of the UTC clock from time.gov during the leap second on 31 December 2016.. A leap second is a one-second adjustment that is occasionally applied to Coordinated Universal Time (UTC), to accommodate the difference between precise time (International Atomic Time (TAI), as measured by atomic clocks) and imprecise observed solar time (), which varies due to irregularities and long-term ...

  8. Calcutta Time - Wikipedia

    en.wikipedia.org/wiki/Calcutta_time

    It was determined as 5 hours, 53 minutes and 20 seconds ahead of Greenwich Mean Time (UTC+5:53:20). Calcutta Time was described as being 23 minutes and 20 second ahead of Indian standard time and one hour, two minutes and 20 seconds ahead of Bombay Time. [1] It has also been described as 32 minutes and 6 seconds ahead of Madras Time (UTC+5:21: ...

  9. Decimal time - Wikipedia

    en.wikipedia.org/wiki/Decimal_time

    On 23 October 1998, the Swiss watch company Swatch introduced a decimal time called Internet Time for its line of digital watches, which divided the day into 1,000 ".beats", (each 86.4 seconds in standard time) counted from 000–999, with @000 being midnight and @500 being noon standard time in Switzerland, which is Central European Time (one ...