While when observing "sun time", the sun is at its highest at noon, the political time zones can be stretched out or biased to differ even a few hours from this. Map showing the difference between clock time and solar time (ignoring DST) The total span of time zones covers more than 24 hours because the Date Line jogs westward and eastward to keep certain national island groups on the same calendar day, although they are not within a single time zone. Crossing the Date Line going eastward, clocks are turned back a full 24 hours, and vice versa in the opposite direction. UTC+4) zones west of UTC and east of the Date Line are specified by the number of hours behind UTC (e.g. Time zones east of UTC and west of the International Date Line are specified by the number of hours ahead of UTC (e.g. It comes from the nautical system in which each time zone was assigned a letter. The "Z" is for "zero", and "Zulu" is the two-way radio pronunciation of "Z". UTC is also sometimes called Z or Zulu time. GMT (Greenwich Mean Time) is nearly synonymous, named after the Royal Observatory located in the Greenwich area of London, but its definitions have varied over time and may vary slightly by context. Like as the waves make towards the pebbled shoreĪlthough many time zones have descriptive names used by people in them, they are least ambiguously identified by their relationship to UTC (Universal Time, Co-ordinated). For extreme sunrise and sunset times, occurring in the far north and south, see also Midnight sun. Below is also a list of countries, regions, and territories grouped by time zone. This article discusses most of those issues. The official local time affects opening hours, but for outdoor activities you may need to also consider when it is morning or noon according to the sun. Watches and smartphones may show a time different from the local one, friends may call in the middle of the night as it is afternoon at home, and the sun may rise at wall clock times you wouldn't expect. Time zones and daylight hours affect travellers in many ways.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |