Magellan SporTrak GPS Receiver
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Appendix
ETE
Estimated Time Enroute. The estimated time
remaining to reach the next waypoint in a route.
HDG
Heading. The direction you are facing, defined as an
angle from North.
Latitude
The angular distance north or south of the equator
measured by lines encircling the earth parallel to the
equator from 0˚ to 90˚.
LAT/LON
Coordinate system using latitude and longitude
coordinates to define a position on the earth.
Leg (Route)
A segment of a route that has a starting (FROM)
waypoint and a destination (TO) waypoint. A route
may consist of 1 or more legs. A route that is from
waypoint A to waypoint B to waypoint C to waypoint
D has three legs with the first being from waypoint A
to waypoint B.
Longitude
The angular distance east or west of the prime
meridian (Greenwich Meridian) as measured by lines
perpendicular to the parallels and converging at the
poles from 0˚ to 180˚.
Magnetic North
The direction relative to a magnetic compass.
NMEA
National Marine Electronics Association. A profes-
sional organization that defines and maintains the
standard serial format used by marine electronic
navigation equipment and computer interfaces.
OSGB
A coordinate system describing only Great Britain,
similar to UTMs. Used with GRB36 datum.
Position fix
Position coordinates as computed by the SporTrak.
SOG
Speed Over Ground. The speed at which the receiver
is moving.
TMP
Temperature.
