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Belgium flag

THALASSA — Tanker · MMSI 205522990

BEUnder way using engine
World map showing the last known position of THALASSA at 51° 43.108' N, 4° 53.569' E
NSEW
Current PositionNo recent signal

THALASSA has not broadcast an AIS position for 96 days. Its most recent report placed it in the North Sea, at 51.7185° N, 4.8928° E, on 5 Jun 2026, 01:39 UTC. It was sailing from VIVEGNIS to LIEGE.

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Updated 95 days ago using terrestrial data
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Under way using engine
Current Navigational Status
1.4 kn
Speed
110.7°
/ 511°
Course / Heading
0.2 m
Static Draught
0.2 m
Current Draught

Voyage Tracker

ATD
06:25 UTCApr 12, 2026
Belgium flag
LIEGEBELGG
ETA
04:58 UTCJun 23, 2026
THALASSA

THALASSA

Identity

Tanker
Type
Belgium flagBE
Flag
N/A
IMO Number
205522990
MMSI
OT5229
Call Sign

Specifications

110 m × 12 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 THALASSA is part of.

Flag State
All BE-flagged vessels
Browse every ship currently registered under the BE flag, with live AIS positions.
Vessel Type
Browse all Tankers
See the global fleet of tankers tracked on MarineRadar with live AIS data.
Departure Port
Port of VIVEGNIS
Port traffic, arrivals and live vessel positions for VIVEGNIS (BEVIV).
Destination Port
Port of LIEGE
Arrivals, berth specifications, and live vessel traffic for LIEGE (BELGG).

About THALASSA

Identity · Ownership · Class · Route

THALASSA — Tanker

THALASSA is a tanker registered under the Belgium flag.

THALASSA route and voyage history

THALASSA is currently on a voyage from VIVEGNIS to LIEGE with an estimated arrival on 2026-06-23T04:58:00Z. The live route and current course of THALASSA 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 THALASSA can be seen in the Similar Vessels section above or in the full tanker fleet at /vessel-type/tanker.

  • MMSI: 205522990
    • 0
  • Call sign: OT5229
  • Vessel type: Tanker
  • Flag state: Belgium

Frequently Asked Questions

Where is THALASSA right now?+
THALASSA has not broadcast an AIS position for 96 days. The most recent broadcast placed it in the North Sea, on 5 Jun 2026, 01:39 UTC. It was sailing from VIVEGNIS to LIEGE. 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 THALASSA?+
THALASSA broadcasts MMSI 205522990, with call sign OT5229. 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 THALASSA?+
THALASSA is classified as a tanker vessel registered under the BE flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tanker fleet at /vessel-type/tanker and full BE flag list at /flag/be.
How can I see the live position of THALASSA?+
MarineRadar shows the latest AIS broadcast from THALASSA 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 THALASSA'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 THALASSA?+
As a tanker, THALASSA sits in the same design class as the other tankers listed in the Similar Vessels section of the vessel page, or in the full tanker directory at /vessel-type/tanker.

THALASSA — Key Facts

MMSI
205522990
0
Call sign
OT5229
Vessel type
Tanker
Flag state
BE
Navigation status
Under way using engine
Current speed
1.4 knots
Course over ground
110.7°
Heading
511°
Last known position
51.7185°, 4.8928°
Destination
LIEGE
ETA
2026-06-23T04:58:00Z
Departure port
VIVEGNIS
Actual time of departure
2026-04-12T06:25:00Z
Current draught
0.2 m
Maximum static draught
0.2 m
AIS last updated
2026-06-05T01:39:28Z