Operation Manual

89-042 Issue 556
KN Knots
L/L Latitude / Longitude
LAT Latitude
LON Longitude
LOST TGT Lost Target
MMetres
MAG Magnetic
MAN Manual
MED Marine Equipment
Directive
MF/HF Medium Frequency/High
Frequency
MID Maritime Identification
Digit
MIN Minimum
MKD Minimum Keyboard and
Display
MMSI Maritime Mobile Service
Identity
MOB Man Overboard
MP Marine Pollutant
NAV Navigation
NM Nautical Mile
NMEA National Marine
Electronics Association
NUC Not Under Command
OOW Officer Of the Watch
OS Own Ship
OUT Output
POSN Position
PPU Portable Pilot Unit
PWR Power
RAIM Receiver Autonomous
Integrity Monitoring
RCC Rescue Co-ordination
Centre
RNG Range
RORO Roll On, Roll Off
ROT Rate Of Turn
RR Range Rings
RTCM Radio Technical
Commission for Maritime
services
RTE Route
Rx Receive / Receiver
SAR Search And Rescue
SEL Select
SOG Speed Over Ground
SOTDMA Self-Organising Time
Division Multiple Access
SPD Speed
SPEC Specification
STBD Starboard
STBY Standby
STW Speed Through Water
TCPA Time to Closest Point of
Appoach
TDMA Time Division Multiple
Access
TGT Target
TPR Transponder
TRK Track
TSS Traffic Separation Scheme
TTG Time To Go
Tx Transmit / Transmitter
Tx/Rx Transceiver
UAIS Universal Automatic
Identification System
UHF Ultra High Frequency
UTC Universal Time Co-
ordinate
VDL VHF Data Link
VDU Visual Display Unit
VHF Very High Frequency
VOY Voyage
VSWR Virtual Standing Wave
Ratio
VTS Vessel Traffic Systems
WAAS Wide Area Augmentation
System
WCV Waypoint Closure Velocity
WGS World Geodetic System
WIG Wing In Ground
WPT Waypoint