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Geocaching resources

Finding your location

Even though a grid system had been developed, it was still difficult to determine the exact latitude or longitude of your location. Some people used the position of stars, while others matched the position of the Sun with accurate timepieces.

Today, the satellite-based GPS allows anyone with a receiver to find their longitude and latitude quickly and easily.

The receiver uses signals from the US NAVSTAR satellites to triangulate its location.

Read more: Finding your location

GPS in research

The GPS is used quite extensively in the commercial sector by trucking and freight corporations to monitor shipments of goods and plan routes to deliver shipments faster and more efficiently.

Some cars have GPS on-board navigation to assist drivers in finding their way through a busy city or to locate their car if it has been stolen. Similarly, the GPS units in Queensland trains provide passengers with information about where the trains are and when they will arrive.

Read more: GPS in research