KNM THOR HEYERDAHL — Military Ops · MMSI 259045000

KNM THOR HEYERDAHL has not broadcast an AIS position for 7 days. The most recent broadcast placed it in the North Sea, on 30 Oct 2026, 09:03 UTC. It was sailing from TROMSO to PLYMOUTH. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.

KNM THOR HEYERDAHL broadcasts MMSI 259045000, with call sign LABH. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.

KNM THOR HEYERDAHL is classified as a military ops vessel registered under the NO flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full military ops fleet at /vessel-type/military-special and full NO flag list at /flag/no.

MarineRadar shows the latest AIS broadcast from KNM THOR HEYERDAHL above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.

AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.

As a military ops, KNM THOR HEYERDAHL sits in the same design class as the other military opss listed in the Similar Vessels section of the vessel page, or in the full military ops directory at /vessel-type/military-special.