Garmin GPS 12CX - Manual (Page 7)

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I N T R O D U C T I O N
Glossary
Grid
Coordinate system that projects the earth on a flat surface, using square
zones for position measurements. UTM/UPS and Maidenhead formats are
grid systems.
Ground Speed
The velocity you are traveling relative to a ground position .
Latitude
The north/south measurement of position perpendicular to the earth’s
polar axis.
Navigation
The process of traveling from one place to another and knowing where
you are in relation to your desired course.
Position
An exact, unique location based on a geographic coordinate system.
Track (TRK)
The direction of movement relative to a ground position.
Universal Transverse Mercator (UTM)
A grid coordinate system that projects global sections onto a flat surface
to measure position in specific zones.
Velocity Made Good (VMG)
The speed you are traveling in the direction of the destination.
Waypoint
A specific location saved in the receiver’s memory.