JRC JMA-5312-6 Instruction Manual page 27

SOG
SP
STAB
STW
TCPA
Test target
TM
Trails
Trial maneuver
True course
True speed
True vector
TT
TTG
TXRX
UTC
Speed Over the Ground
The speed of the ship relative to the earth, measured on board of the
ship.
Short Pulse
STABilization
Speed Through Water
The speed of the ship relative to the water surface.
Time to Closest Point of Approach to own ship
Radar target of known characteristics used for test requirement
True Motion
A display across which own ship moves with its own true motion.
Tracks displayed by the radar echoes of targets in the form of an
afterglow.
A graphical simulation facility used to assist the operator to perform a
proposed maneuver for navigation and collision avoidance purposes.
The direction of motion relative to ground or to sea, of a target
expressed as an angular displacement from north
The speed of a target relative to ground, or to sea
A vector representing the predicted true motion of a target, showing
course and speed with reference to the ground or sea
Target Tracking.
A computer process of observing the sequential changes in the
position of a radar target in order to establish its motion. Such a
target is a Tracked Target.
Time To Go.
Time to next waypoint.
Transceiver Unit
Universal Time Coordinated.
The international standard of time, kept by atomic clocks around the
world.
T
U
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