Table of Contents
Where is the GMT time zone?
Greenwich, London
Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London, counted from midnight….
| Greenwich Mean Time | |
|---|---|
| Time zone | |
| UTC offset | |
| GMT | UTC±00:00 |
| Current time |
How many degrees wide is each time zone?
15 degrees wide
Each time zone is 15 degrees wide, but some are stretched in various ways to accommodate political boundaries, as shown below. What is the relationship between longitude and time?
How do you find the longitude of a location?
Take the number of minutes difference between your local noon and UTC noon and divide it by 4. That’ll tell you roughly the longitude of your location. To continue the previous example, you have a 300 minutes’ difference between local time and UTC time. Since 300 divided by 4 is 75, your longitude is 75º west.
How do you convert UTC time to longitude?
Add 1º longitude for every 4 minutes’ difference between UTC time and local time. Take the number of minutes difference between your local noon and UTC noon and divide it by 4. That’ll tell you roughly the longitude of your location. To continue the previous example, you have a 300 minutes’ difference between local time and UTC time.
How do you find the nearest longitude to the prime meridian?
Identify the nearest longitude line to your point that’s closest to the Prime Meridian. Each longitude line on a map is labeled with a numerical value. The Prime Meridian is at 0º, then the numbers increase to the east and to the west, ending at 180º on the opposite side of the globe from the Prime Meridian.
How do I use the GMT time converter?
Time zone converter help. GMT Time Converter starts by showing you GMT Time Now and then lets you compare time in multiple locations around the world. Slide the time selector to view time zone differences. In the location fields, start typing any placename and choose from the type-ahead list shown to select alternative locations for comparison.