Magellan 310 User Manual page 86

Appendix
True North
UTC
UTM
VMG
WPT
XTE
76
The direction to North Pole from an observer's
position. The north direction on any geographical
meridian.
Universal Time Coordinated. Formerly referred to as
Greenwich Mean Time (GMT).
Universal Transverse Mercator metric grid system
used on most large and intermediate scale land
topographic charts and maps.
Velocity Made Good. The component of the velocity
that is in the direction of the destination.
Waypoint. A location saved in the receiver's memory
which is obtained by entering data, editing data,
calculating data or saving a current position. Used to
create routes.
Cross Track Error. The perpendicular distance
between the present position and the courseline.
Given as a distance, right or left, of course when
facing the destination.
Magellan SporTrak GPS Receiver