Class A AIS

GPTKB entity

Statements (49)
Predicate Object
gptkbp:instanceOf Automatic Identification System device
gptkbp:antennaType VHF antenna
GPS antenna
gptkbp:communicatesVia satellites
coastal stations
other AIS-equipped vessels
gptkbp:compatibleWith gptkb:ITU-R_M.1371
IEC 61993-2
IMO Resolution MSC.74(69)
gptkbp:format gptkb:NMEA_0183
gptkb:IEC_61162-1
gptkbp:frequency gptkb:VHF
gptkbp:hasAlarmFunction collision risk
AIS system failure
lost target
gptkbp:hasUniqueID gptkb:MMSI_number
https://www.w3.org/2000/01/rdf-schema#label Class A AIS
gptkbp:integratesWith gptkb:VDR
gptkb:radar
gptkb:ECDIS
other bridge systems
gptkbp:messageInterval 2 to 10 seconds underway
3 minutes at anchor
gptkbp:monitors coast guards
port authorities
vessel traffic services
gptkbp:notableRelease gptkb:software
gptkbp:powerOutput 12.5 W
gptkbp:recipient AIS messages from other vessels
AtoN (Aid to Navigation) messages
SAR (Search and Rescue) messages
gptkbp:requires passenger ships
cargo ships over 500 GT not on international voyages
SOLAS vessels over 300 GT
cargo ships over 300 GT on international voyages
gptkbp:standardizedBy gptkb:International_Maritime_Organization
gptkb:International_Telecommunication_Union
gptkbp:supportedBy Minimum Keyboard and Display (MKD)
gptkbp:transmittedBy gptkb:university
position
speed
safety-related messages
voyage-related data
text messages
vessel identity
navigational status
gptkbp:usedFor maritime vessel tracking
gptkbp:bfsParent gptkb:Shipborne_AIS_equipment
gptkbp:bfsLayer 8