JOHN HENRY — Reserved · IMO 8978174

JOHN HENRY was last reported under way in the North Pacific Ocean, within the US West Coast shipping lane, on 5 Nov 2026, 13:53 UTC. It was sailing from LOS ANGELES to LOS ANGELES with an ETA of 5 Nov 2026, 12:01 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

JOHN HENRY broadcasts MMSI 367647270 and is registered as IMO 8978174, with call sign WDH7347. 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.

JOHN HENRY is a maritime vessel registered under the US flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder and full US flag list at /flag/us.

MarineRadar shows the latest AIS broadcast from JOHN HENRY 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.

The vessel's design class is inferred from its dimensions, gross tonnage and dead weight, all of which are listed in the Identity and Specifications panels on the vessel page. JOHN HENRY has a gross tonnage of 98 GT.