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Glossary
Back on Course—The direction of travel needed to return to the course.
Base Map—A low-detail map that comes pre-loaded on the Earthmate GPS PN-20.
Battery Life—The percentage of battery life that is left on the device.
Bearing—The direction of travel from the current location to the destination.
Coordinates—The current GPS location, cursor position, or map center.
Course—The direction of travel from the starting location to the destination.
Device Odometer—The total distance traveled in all trips.
Differential GPS (DGPS)—A technique to improve GPS accuracy that uses pseudo-range errors
recorded at a known location to improve the measurements made by other GPS receivers within the
same general geographic area. For more information, see WAAS.
Distance to Finish—The distance from the current location to the route finish.
Distance to Next Stop—The distance from the current location to the next stop in the route.
Distance to Next Turn—The distance from the current location to the next turn in the route.
Elevation—The height above or below sea level.
Elevation (Maximum)—The maximum elevation achieved.
Elevation (Minimum)—The minimum elevation achieved.
ETA at Finish—The estimated time of arrival at the route finish.
ETA at Next Turn—The estimated time of arrival at the next turn.
ETA at Next Stop—The estimated time of arrival at the next stop.