UMBRA — Pleasure Craft · IMO 9554652

UMBRA was last reported under way in the Indian Ocean, on 6 Nov 2026, 01:42 UTC. It was sailing from BROOME to DARWIN with an ETA of 7 Nov 2026, 12:00 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

UMBRA broadcasts MMSI 339769000 and is registered as IMO 9554652, with call sign 6YTU5. 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.

UMBRA is classified as a pleasure craft vessel registered under the JM flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full pleasure craft fleet at /vessel-type/yacht and full JM flag list at /flag/jm.

MarineRadar shows the latest AIS broadcast from UMBRA 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.

UMBRA is classed by LLOYD'S SHIPPING REGISTER, the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a pleasure craft, UMBRA sits in the same design class as the other pleasure crafts listed in the Similar Vessels section of the vessel page, or in the full pleasure craft directory at /vessel-type/yacht. UMBRA has a gross tonnage of 479 GT.