The canadian engineer and inventor sir sandford fleming first suggested universal standard time in the late 1800s and we have used that comprehensive system ever since. The standard time zone is a region where the local or national authorities unify the time for a particular goal. Using the time zone map, circle the letter of the best answer. In these lessons, we will learn about time zones and how to use the a time zone map to determine times across the globe. Standard time zones of the world areas where time differs by 30 minutes from neighboring time zones areas where time differs by 45 minutes from neighboring time zones international date line s ou rc e. Good to use as part of a series of lessons looking at longitude and latitude or a useful. Standard time zones of the world university of texas at.
Utm grid zones of the world compiled by alan morton. A lesson that focuses on time zones, including a look at gmt utc as well as looking at the history of time zones. Most standard time zones match borders of countries who are using the time zone. This is because they are both within the same time zone or 2 lines of longitude. The central meridian of longitude that crosses the time zone is listed in the table as the zone meridian.
In summer, local time in arizona is the same as pacific daylight time dt. Time zones california state university, northridge. The world time zone map indicates the standard time zones actually observed. World time zones map and world clock in 24 hour format. Locations of time zones standard or nautical time zones are 15 degrees of longitude wide. Flat earth map gleasons new standard map of the hammonds air age map of the world polar projection 1940s 16x23 flat earth map new standard of the world alexander gleason flat earth map gleasons. The worldwide standard for coordinated universal time is now abbreviated as utc. Time zone current time around the world and standard. Timezonedb database is licensed under creative commons attribution 3. World time zones maps are property of and may not be used or reproduced without permission pacific centered map of time zones of the world with current time 24h format and 12h format standard time zone chart of the world world map of time zones. The following map shows the standard time zones of the world. The red lines divide the country in its time zones. Standard time zone chart of the world from world time zone.
Subtract one hour for each time zone counted in a westerly direction from greenwich. All the observed world time zones are listed by country or territory in the table below. World time zone and current time around the world and. Use this printable map with your students to compare time differences and visualize the boundaries of time zones around the world. Coordinated universal time utc greenwich mean time gmt 5 6 00.
World map of 39 standard time zones defined in terms of offsets from the coordinated universal time utc. World time zones are listed below according to time zones standard time. Everyone who lives in a time zone keeps their clocks the same, so noon is noon everywhere in the time zone no matter what the position of the sun is. During example locations daylight saving time these time zones are off by one hour. In the winter arizona is on mountain standard time mst alaska ak 90% of alaska is 1 hour behind the pacific time zone, while the far reaches of the aleutian islands use hawaiialeutian time. Example times and dates are according to iso 8601 notation. List of time zones by utc offset current utc offsets. Every country may have a particular standard time zone though, if it is more convenient for its world cooperation. List of tz database time zones zones used by many computer systems as defined by iana. The world was divided into 24 sections, with each region assigned a standard time one hour later than the previous region, in the direction of the earths rotation. To determine the standard time for any time zone in the world, add one hour for each time zone east of greenwich. Search for any city in the search field above and place a black pin by that city on the map. Click here for the adobe pdf version of this map 1293kb.
When going west, you subtract one hour for each time zone through which you. Scroll down the page for examples and solutions about the time zones. One time zone is 15 degrees longitude and there are 24 of them. Flat earth map gleasons new standard map of the ancient knowledge.
Daylight saving time is not observed in hawaii, and by most of arizona. Going to the west, moving from one time zone to the next adjusts the clock by one hour. Standard time zone chart of the world world map of time. Map of worldtimezone world time zones map and current time around the world standard world time zones map of the world. Each of these zones is 6 degrees wide, apart from a few exceptions around norway and svalbard. Use the time zone maps to help you complete the worksheets. World time zone map all countries islands provinces states. The time zone number indicates the number of hours by which zone time ahead of or behind coordinated universal time utc or greenwich mean time gmt. Standard time zones of the world national weather service. Hawaii and most of arizona do not follow daylight saving time. Subtract time zone number from utc to obtain local time. The table below lists th e time zones that span the north american continent and extend to hawaii.
Large world time zone map showing time zones for each country and continent. Time zones of the world map large version click here for the small version of this map 76kb. References regional and world maps the world factbook. World time zones maps are property of and may not be used or reproduced without permission pacific centered map of time zones of the world with current time 24h format. In theory time zones are based on the division of the world into twenty four time zones of 15 degrees longitude each. Videos, stories and songs to help grade 4 students learn about time zones. U n avl obs t y, 20 0 0 2000 4000 6000 8000 kilometers 2000 3 0 4000 5000 miles scale at the equator miller cylindrical projection.
Places to the east of london are ahead of greenwich time while places that are to the west are behind. Time zones songs, videos, worksheets, games, activities. Included is everything that is needed to run the lesson including. High resolution versions of the world time zone map by h.
The current utc or coordinated universal time, formerly known as gmt or greenwich mean time is shown directly above the world map, and that starting time zone for worldwide time is indicated with a o in the olive green square at the bottom of the map. Coordinated universal time utc or greenwich mean time gmt. After some browsing, i did find a openlayers and gmaps time zone map implementation but it does not use geojson. World countries as a group, work together to answer the warm up questions. List of time zones by country sorted by number of current time zones in the world. Standard time is the synchronization of clocks within a geographical area or region to a single time standard, rather than using solar time or a locally chosen meridian longitude to establish a local mean time standard. It avoids ambiguity and confusion across the world s time zones. The time zone number indicates the number of hours by which zone time ahead of or behind. Exercise 1 complete the table by finding out the correct time zone letter and number. Daylight saving time summer time, usually one hour in advance of.
If you place more than one pin, an extra line of information is added underneath the map with links to those cities pages. Greenwich mean time gmt is whatever time it is in the main time zone, or the prime meridian time zone. I found a kml file of time zones here and decided to quickly put together a d3. Large world map showing all the time zones of the world. Standard time zones of the world university of texas. There are independent states with multiple time zones, and the recordholder is france with 12 zones, but 11 of them are used in overseas areas and only one in the countrys mainland. Time zones world map, prime meridan greenwich, eclipsegeeks. I was doing some api work with time zones recently and was surprised not to find a d3 time zone map implementation. As a result of the different time zones which are shown in this time zone map, there are 39 different local times that are currently being used worldwide which you can view on our time zone map. We also provide premium api services for heavy and commercial usage. All world time zones are either set in front or behind the prime meridian at greenwich, london, england. Usa time zone map with cities and states live clock below is a time zone map of united states with cities and states and with real live clock.
The time zones obey specific rules referring to longitude. Time zones around the world geography printable 6th. Generally, standard time agrees with the local mean time at some meridian that passes through the region, often near the center of the region. World time zones maps are property of and may not be used or reproduced without permission. The borders on a world clock map which represents the time zones around the world are drawn to match up with the local and international time zone borders. West subtract time zone number from local time to obtain utc. World time zone map with current time 12 hour format. A full circle, 360 degrees, divided by 24 as the number of. Time zones around the world we are learning to find the time in different parts of the world time zones are fixed according to the time in greenwich, london. The time convention begins with universal coordinated time utc which is also commonly referred to as greenwich mean time gmt being located at the. Standard time zones of the world courtesy of the university of texas libraries, the university of texas at austin u.
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