HOUSTON — Pilot Vessel · IMO 1276515

HOUSTON is currently in the Gulf of Mexico. It is sailing from GALVESTON to GALVESTON with an ETA of 4 Nov 2026, 15:40 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

HOUSTON broadcasts MMSI 367796610 and is registered as IMO 1276515, with call sign WDJ6320. 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.

HOUSTON is classified as a pilot vessel vessel registered under the US flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full pilot vessel fleet at /vessel-type/tug-pilot-vessel and full US flag list at /flag/us.

MarineRadar shows the latest AIS broadcast from HOUSTON 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 pilot vessel, HOUSTON sits in the same design class as the other pilot vessels listed in the Similar Vessels section of the vessel page, or in the full pilot vessel directory at /vessel-type/tug-pilot-vessel.