AIS positions are typically accurate within a few meters. Updates happen every 2–10 seconds for moving vessels. Ships in open ocean may have less frequent updates due to satellite AIS coverage gaps.
RISOY is a Diving Support Vessel registered under the NO flag. Built in 1954. The vessel has a gross tonnage of 261 GT. Length overall: 34 m, beam: 7 m.
The vessel's IMO number is 5377563 — a permanent identifier assigned for the lifetime of the ship. The MMSI number 257078400 is used for real-time AIS radio identification.
Use the live map above to track the current position of RISOY on an interactive AIS chart, including speed, heading, destination and estimated time of arrival (ETA). To browse more Diving Support Vessel ships under the NO flag, use the links above.