Question 1

Where is JMUHH LABCEN NAV04 right now?

Accepted Answer

JMUHH LABCEN NAV04 has not broadcast an AIS position for 69 days. The most recent broadcast placed it in the East China Sea, on 2 Jul 2026, 03:16 UTC. It was sailing from XIAMEN to XIAMEN. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.

Question 2

What are the identifiers for JMUHH LABCEN NAV04?

Accepted Answer

JMUHH LABCEN NAV04 broadcasts MMSI 412123404, with call sign BHH04. 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.

Question 3

What type of ship is JMUHH LABCEN NAV04?

Accepted Answer

JMUHH LABCEN NAV04 is classified as a passenger vessel registered under the CN flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full passenger fleet at /vessel-type/passenger and full CN flag list at /flag/cn.

Question 4

How can I see the live position of JMUHH LABCEN NAV04?

Accepted Answer

MarineRadar shows the latest AIS broadcast from JMUHH LABCEN NAV04 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.

Question 5

How often is JMUHH LABCEN NAV04's position updated?

Accepted Answer

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.

Question 6

What class is JMUHH LABCEN NAV04?

Accepted Answer

As a passenger, JMUHH LABCEN NAV04 sits in the same design class as the other passengers listed in the Similar Vessels section of the vessel page, or in the full passenger directory at /vessel-type/passenger.

JMUHH LABCEN NAV04 — Passenger · MMSI 412123404

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