SEA FORTITUDE — Tanker · IMO 9705689

SEA FORTITUDE is currently under way in the South China Sea, within the Strait of Malacca. It is sailing from SINGAPORE to SINGAPORE ANCH with an ETA of 8 Nov 2026, 08:11 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

SEA FORTITUDE broadcasts MMSI 563073220 and is registered as IMO 9705689, with call sign 9V9642. 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.

SEA FORTITUDE is classified as a tanker vessel registered under the SG flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tanker fleet at /vessel-type/tanker and full SG flag list at /flag/sg.

MarineRadar shows the latest AIS broadcast from SEA FORTITUDE 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.

SEA FORTITUDE is classed by CHINA CLASSIFICATION SOCIETY, the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a tanker, SEA FORTITUDE sits in the same design class as the other tankers listed in the Similar Vessels section of the vessel page, or in the full tanker directory at /vessel-type/tanker. SEA FORTITUDE has a gross tonnage of 724 GT.