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Hong Kong SAR China flag

TB12 — Tug · MMSI 477996018

HKUnder way using engine
World map showing the last known position of TB12 at 22° 18.396' N, 114° 9.352' E
NSEW
Current PositionNo recent signal

TB12 has not broadcast an AIS position for 92 days. Its most recent report placed it in the South China Sea, at 22.3066° N, 114.1559° E, on 8 Jun 2026, 06:16 UTC. It was sailing from HONG KONG to HONG KONG.

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Updated 92 days ago using terrestrial data
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Under way using engine
Current Navigational Status
0.0 kn
Speed
0.0°
/ 511°
Course / Heading
---
Static Draught
7.4 m
Current Draught

Voyage Tracker

ATD
03:12 UTCMay 3, 2026
ETA
04:30 UTCMay 3, 2026
TB12

TB12

Identity

Tug
Type
Hong Kong SAR China flagHK
Flag
N/A
IMO Number
477996018
MMSI
VRS5329
Call Sign

Specifications

25 m × 10 m
Length × Breadth
N/A
Year Built
N/A
Deadweight
N/A
Gross Tonnage
N/A
Engine Power
N/A
Builder
N/A
Class Society
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Dive into the fleet, port, and flag state that TB12 is part of.

Flag State
All HK-flagged vessels
Browse every ship currently registered under the HK flag, with live AIS positions.
Vessel Type
Browse all Tugs
See the global fleet of tugs tracked on MarineRadar with live AIS data.
Departure Port
Port of HONG KONG
Port traffic, arrivals and live vessel positions for HONG KONG (HKHKG).

About TB12

Identity · Ownership · Class · Route

TB12 — Tug

TB12 is a tug registered under the Hong Kong flag.

TB12 route and voyage history

TB12 is currently on a voyage from HONG KONG to HONG KONG with an estimated arrival on 2026-05-03T04:30:00Z. The live route and current course of TB12 are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass.

Vessel class and identifiers

Vessels in the same class as TB12 can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 477996018
  • Call sign: VRS5329
  • Vessel type: Tug
  • Flag state: Hong Kong

Frequently Asked Questions

Where is TB12 right now?+
TB12 has not broadcast an AIS position for 92 days. The most recent broadcast placed it in the South China Sea, on 8 Jun 2026, 06:16 UTC. It was sailing from HONG KONG to HONG KONG. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.
What are the identifiers for TB12?+
TB12 broadcasts MMSI 477996018, with call sign VRS5329. 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.
What type of ship is TB12?+
TB12 is classified as a tug vessel registered under the HK flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tug fleet at /vessel-type/tug-pilot-vessel and full HK flag list at /flag/hk.
How can I see the live position of TB12?+
MarineRadar shows the latest AIS broadcast from TB12 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.
How often is TB12's position updated?+
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.
What class is TB12?+
As a tug, TB12 sits in the same design class as the other tugs listed in the Similar Vessels section of the vessel page, or in the full tug directory at /vessel-type/tug-pilot-vessel.

TB12 — Key Facts

MMSI
477996018
Call sign
VRS5329
Vessel type
Tug
Flag state
HK
Navigation status
Under way using engine
Current speed
0.0 knots
Course over ground
0.0°
Heading
511°
Last known position
22.3066°, 114.1559°
Destination
HONG KONG
ETA
2026-05-03T04:30:00Z
Departure port
HONG KONG
Actual time of departure
2026-05-03T03:12:00Z
Current draught
7.4 m
AIS last updated
2026-06-08T06:16:00Z