NATIONAL 4 91 — Fishing · MMSI 419051119

NATIONAL 4 91 has not broadcast an AIS position for 44 days. The most recent broadcast placed it in the Arabian Sea, on 25 Sep 2026, 22:36 UTC. It was sailing from VIZHINJAM HARBOUR to CLASS B. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.

NATIONAL 4 91 broadcasts MMSI 419051119. 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.

NATIONAL 4 91 is classified as a fishing vessel registered under the IN flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full fishing fleet at /vessel-type/fishing and full IN flag list at /flag/in.

MarineRadar shows the latest AIS broadcast from NATIONAL 4 91 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 fishing, NATIONAL 4 91 sits in the same design class as the other fishings listed in the Similar Vessels section of the vessel page, or in the full fishing directory at /vessel-type/fishing.