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.
UMA PREM is a Dredging or underwater ops registered under the SL flag.
The vessel's IMO number is 8650423 — a permanent identifier assigned for the lifetime of the ship. The MMSI number 667003266 is used for real-time AIS radio identification.
Use the live map above to track the current position of UMA PREM on an interactive AIS chart, including speed, heading, destination and estimated time of arrival (ETA). To browse more Dredging or underwater ops ships under the SL flag, use the links above.