HDMS THETIS — Military Ops · IMO 3993600

HDMS THETIS is currently under way in the Baltic Sea, within the Baltic Sea trade route. It is sailing from FREDERIKSHAVN to NUUK with an ETA of 6 Nov 2026, 04:49 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

HDMS THETIS broadcasts MMSI 219522000 and is registered as IMO 3993600, with call sign OUEU. 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.

HDMS THETIS is classified as a military ops vessel registered under the DK 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 DK flag list at /flag/dk.

MarineRadar shows the latest AIS broadcast from HDMS THETIS 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, HDMS THETIS 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.