16. NAVIGATION SENSORS
16-4
POSN (Position) page
The sensor label (here, GPS001, GPS002) indicates the name of
the sensor.
Data Source: Check [Sensors] to use a sensor in the [Sensors] list,
or click [DR] to enter position manually. When the position source
is changed based on priorities and signal validity to another position
source, then you get the Alert 471 "Position Source Change”.
DR: Check [DR] when no position source is available.
HDG
spd
SOG
COG
cse
SPD: water speed
HDG heading of ship
SOG: speed over ground
COG: course over ground
spd: speed of drift
cse: course of drift
angle: difference between HDG and COG
North
SPD
angle
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