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The National Research Council (NRC) maintains Canada's official time through the use of atomic clocks. [3] The official time is specified in legislation passed by the individual provinces. In Quebec it is based on coordinated universal time. [4] The other provinces use mean solar time.
Pages for logged out editors learn more. Contributions; Talk; 24-hour clock in Canada
Some regions utilize 24-hour time notation in casual speech as well, such as regions that speak German, French, or Romanian, though this is less common overall; other countries that utilize the 24-hour clock for displaying time physically may use the 12-hour clock more often in verbal communication.
The Government of Canada specifies the ISO 8601 format for all-numeric dates (YYYY-MM-DD; for example, 2025-02-13). [2] It recommends writing the time using the 24-hour clock (04:57) for maximum clarity in both Canadian English and Canadian French, [3] but also allows the 12-hour clock (4:57 a.m.) in English. [4]
The tz database partitions the world into regions where local clocks all show the same time. This map was made by combining version 2023d with OpenStreetMap data, using open source software. [1] This is a list of time zones from release 2025a of the tz database. [2]
A plan position indicator (PPI) is a type of radar display that represents the radar antenna in the center of the display, with the distance from it and height above ground drawn as concentric circles. As the radar antenna rotates, a radial trace on the PPI sweeps in unison with it about the center point. It is the most common type of radar ...
In the high Arctic, however, both the U.S. shortwave time stations and CHU become essentially unusable or unreliable. Canada has no longwave time signal transmitters. The American station WWVB is the only option for reliable time signals during geomagnetic storms in the Western Arctic, based
For Pi Day 2010, Google presented a Google Doodle celebrating the holiday, with the word Google laid over images of circles and pi symbols; [12] and for the 30th anniversary in 2018, it was a Dominique Ansel pie with the circumference divided by its diameter. [13] Some observed the entire month of March 2014 (3/14) as "Pi Month".