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8 ABBREVIATIONS
AIS
VDM
Automatic Identification System
AIS VHF Data-link Message
COG
Course Over Ground
CPA
Distance to Closest Point of Approach
CSTDMA
Carrier-Sense Time Division Multiple Access
DSC
Digital Selective Calling
ECS
Electronic Chart System
ETA
Estimated Time of Arrival
GGA
Global positioning system (GPS) fix data
GPS
GSV
Global Positioning System
GNSS satellites in view
IMO
International Maritime Organization
MMSI
RMA
RMC
Maritime Mobile Service Identity
Recommended minimum specific LORAN-C data
Recommended minimum specific GNSS data
SOG
Speed Over Ground
SRM
Safety Related Message
TCPA
Time to Closest Point of Approach
TDMA
Time Division Multiple Access
UTC
Coordinated Universal Time
VHF
Very High Frequency
VTS
Vessel Traffic Services