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TIME OFFSET
The number of hours and minutes by which the TIME ZONE dif-
fers from UTC (see below).
TIMEOUT
In the navigator, the automatic return to normaloperation from edit
mode if left unattended. The timeout delay is set in
CFG1, Opera-
tion.
TIME ZONE
One of24 longitudinal segments around the world, each generally
15 degrees and I hour wide. Please check locally for the exact time
zone offset relative to UTC (see below).
TRACK
In routes: The course lines between the waypoints.
In the plotter: The line showing the past movements ofthe vessel.
TRANSDUCER
A device that transfers power from one system to another in the
same or in different form, See also SENSOR.
TRIP LOG
In the navigator, an easily resetable sum log that accumulates the
distance sailed over ground based on the GPS signals. See also
GPSIOO.
TRUE HEADING
Direction in relation to true north. True heading is compass head-
ing corrected for MAGNETIC DEVIAnON and VARIAIION. The
~~-.;
true heading used by the navigator for navigation calculations is a
composite of magnetic heading input from the NMEA compass,
magnetic variation as calculated by the navigator, and the values
entered into the compass deviation table.
TRUE NOR1H
Direction along the meridian of the observer to the north pole.
TRUE WIND ANGLE (TWA)
Similar to APPARENT WIND ANGLE, but compensated for the
motion ofthe vessel. TWA and AWA are equal ifthe vessel is not
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