Greenwich Mean Time (GMT)
Where is Greenwich? What is Greenwich Time (GMT)?
Greenwich, England has been the home of Greenwich Mean
Time (GMT) since 1884. GMT is sometimes called Greenwich Meridian Time
because it is measured from the Greenwich Meridian Line at the Royal
Observatory in Greenwich. Greenwich is the place from where all time zones
are measured.
Clocks Change:
Spring
Forward & Fall Back (Fall = Autumn)
BUT
GMT remains the same all year around.
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Check out
the GMT timestamp to see how accurate your
computer
time is.
The Greenwich Meridian (Prime Meridian or Longitude Zero degrees) marks the
starting point of every time zone in the World. GMT is Greenwich Mean (or
Meridian) Time is the mean (average) time that the earth takes to rotate from
noon-to-noon.
GMT is World Time and the basis of every world
time zone
which sets the time of day and is at the centre of the time zone map. GMT
sets current time or official time around the globe. Most time changes are
measured by GMT. Although GMT has been replaced by atomic time (UTC) it is
still widely regarded as the correct time for every international time zone.
Greenwich Mean Time is international time, the basis of the world time clock.
GMT marks precision time and military time (sometimes called Zulu Time).
Defines date and time and the exact time. The atomic time clock is
adjusted by leap seconds to maintain synchronicity with GMT.
Greenwich Mean Time (GMT) is also known as
Zulu Time
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