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Automatic Identification System (AIS) (MRT_1)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: mrt_1.ttl
- Name
automaticIdentSystem- Attribute
- MRT Maritime Radiobeacon Type
- Definition
- A shore-based or mobile station used by ships and vessel traffic systems (VTS) principally for identification of vessels at sea.
- Description
- The station reports the location of an aid to navigation (normally reporting every three minutes and serving in a manner similar to a RACON) or it may provide text messages, time synchronization, meteorological or hydrological information, navigation information, and/or the position of other vessels (normally reporting every ten seconds). This attribute should not be used for Automatic Identification System (AIS) Aid to Navigation MESSAGE 21. This information is reported in the PhysicalAutomaticIdentSys and VirtualAutomaticIdentSys features.
- Accepted
- 2025-04-23
- Allowed for
- BC034 Maritime Radiobeacon
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.