xxiii
Q0N : A type of radio wave with intra-pulse frequency modulation. It is used
for solid-state pulse compression radars.
RL : Rhumb Line
RR : Range Rings
Relative vector : A predicted movement of a target relative to own ship’s motion
RM : Relative Motion. A display on which the position of own ship remains
fixed, and all targets move relative to own ship.
RM(R) : Relative Motion. Relative Trails
RM(T) : Relative Motion. True Trails
ROT : Rate Of Turn. Change of heading per time unit
Route : A set of waypoints
S-57 : IHO Transfer Standard for Digital Hydrographic Data
S-63 : IHO Data Protection Scheme
SA Certificate file : An electronic file certifying the supplier of S-63 chart. Required for
import/ update of S-63 chart.
SENC : System Electronic Navigational Chart
SOG : Speed Over the Ground
SART : Search And Rescue Transponder
SET : The current direction for manual correction or the current speed on the
horizontal axis of the 2-axis log is displayed.
SP : Short Pulse
STAB : STABilization
STW : Speed Through Water
TCS : Track Control Systems
TCPA : Time to Closest Point of Approach to own ship
TM : True Motion. A display across which the own ship and targets move
with their own true motions.
To W PT : To Waypoint
Trails : Tracks displayed by the radar echoes of targets in the form of an
afterglow
To Next Page
Loading...
