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Hong Kong SAR China flag

MARINE21 — Law Enforce · MMSI 477995934

HK
World map showing the last known position of MARINE21 at 22° 27.386' N, 114° 12.331' E
NSEW
Current PositionLast report

MARINE21 was last reported in the South China Sea, at 22.4564° N, 114.2055° E.

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Updated — using terrestrial data
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Unknown
Current Navigational Status
0.0 kn
Speed
0.0°
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Course / Heading
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Static Draught
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Current Draught

Voyage Tracker

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ATD
N/A
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ETA
N/A
MARINE21

MARINE21

Identity

Law Enforce
Type
Hong Kong SAR China flagHK
Flag
N/A
IMO Number
477995934
MMSI
N/A
Call Sign

Specifications

N/A
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 MARINE21 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 Law Enforces
See the global fleet of law enforces tracked on MarineRadar with live AIS data.

About MARINE21

Identity · Ownership · Class · Route

MARINE21 — Law Enforce

MARINE21 is a law enforce registered under the Hong Kong flag.

MARINE21 route and voyage history

The most recent AIS broadcast from MARINE21 is shown on the live map above. The live route and current course of MARINE21 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 MARINE21 can be seen in the Similar Vessels section above or in the full law enforce fleet at /vessel-type/military-special.

Frequently Asked Questions

Where is MARINE21 right now?+
MARINE21 was last reported in the South China Sea. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.
What are the identifiers for MARINE21?+
MARINE21 broadcasts MMSI 477995934. 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 MARINE21?+
MARINE21 is classified as a law enforce vessel registered under the HK flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full law enforce fleet at /vessel-type/military-special and full HK flag list at /flag/hk.
How can I see the live position of MARINE21?+
MarineRadar shows the latest AIS broadcast from MARINE21 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 MARINE21'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 MARINE21?+
As a law enforce, MARINE21 sits in the same design class as the other law enforces listed in the Similar Vessels section of the vessel page, or in the full law enforce directory at /vessel-type/military-special.

MARINE21 — Key Facts

MMSI
477995934
Vessel type
Law Enforce
Flag state
HK
Current speed
0.0 knots
Course over ground
0.0°
Last known position
22.4564°, 114.2055°