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Liberia flag

TWIN CASTOR — Tanker · IMO 9625956

LRUnder way using engine
World map showing the last known position of TWIN CASTOR at 24° 24.635' S, 40° 12.008' W
NSEW
Current PositionNo recent signal

TWIN CASTOR has not broadcast an AIS position for 12 days. Its most recent report placed it in the South Atlantic Ocean, at 24.4106° S, 40.2001° W, on 27 Aug 2026, 14:00 UTC. It was sailing from SAO SEBASTIAO to ULSAN.

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Updated 12 days ago using terrestrial data
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Under way using engine
Current Navigational Status
11.8 kn
Speed
102.0°
/ 97°
Course / Heading
11 m
Static Draught
19.9 m
Current Draught

Voyage Tracker

ATD
10:02 UTCAug 26, 2026
South Korea flag
ULSANKRUSN
ETA
12:30 UTCOct 5, 2026
TWIN CASTOR

TWIN CASTOR

Identity

Tanker
Type
Liberia flagLR
Flag
9625956
IMO Number
636016137
MMSI
D5EQ7
Call Sign

Specifications

332 m × 60 m
Length × Breadth
2013-01-01
Year Built
321,038 t
Deadweight
167,578 t
Gross Tonnage
29,400 kW
Engine Power
BOHAI SHIPBUILDING HEAVY INDUSTRY CO. LTD. - HULUDAO, CHINA
Builder
DET NORSKE VERITAS
Class Society
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Dive into the fleet, port, and flag state that TWIN CASTOR is part of.

Flag State
All LR-flagged vessels
Browse every ship currently registered under the LR 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 SAO SEBASTIAO
Port traffic, arrivals and live vessel positions for SAO SEBASTIAO (BRSSO).
Destination Port
Port of ULSAN
Arrivals, berth specifications, and live vessel traffic for ULSAN (KRUSN).

About TWIN CASTOR

Identity · Ownership · Class · Route

TWIN CASTOR — Tanker

Built in 2013, with a gross tonnage of 167,578 GT, and a dead weight of 321,038 tonnes, TWIN CASTOR is a tanker registered under the Liberia flag. The vessel is owned by SCF NOVOSHIP - NOVOROSSIYSK, Russian Federation, built by BOHAI SHIPBUILDING HEAVY INDUSTRY CO. LTD. - HULUDAO, CHINA.

TWIN CASTOR route and voyage history

TWIN CASTOR is currently on a voyage from SAO SEBASTIAO to ULSAN with an estimated arrival on 2026-10-05T12:30:00Z. The live route and current course of TWIN CASTOR 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

TWIN CASTOR is classed by DET NORSKE VERITAS, which inspects the vessel against its safety and structural rules. Vessels in the same class as TWIN CASTOR can be seen in the Similar Vessels section above or in the full tanker fleet at /vessel-type/tanker.

  • MMSI: 636016137
  • IMO: 9625956
  • Call sign: D5EQ7
  • Vessel type: Tanker
  • Flag state: Liberia

Frequently Asked Questions

Where is TWIN CASTOR right now?+
TWIN CASTOR has not broadcast an AIS position for 12 days. The most recent broadcast placed it in the South Atlantic Ocean, on 27 Aug 2026, 14:00 UTC. It was sailing from SAO SEBASTIAO to ULSAN. 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 TWIN CASTOR?+
TWIN CASTOR broadcasts MMSI 636016137 and is registered as IMO 9625956, with call sign D5EQ7 . 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 TWIN CASTOR?+
TWIN CASTOR is classified as a tanker vessel registered under the LR 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 LR flag list at /flag/lr.
How can I see the live position of TWIN CASTOR?+
MarineRadar shows the latest AIS broadcast from TWIN CASTOR 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 TWIN CASTOR'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 TWIN CASTOR?+
TWIN CASTOR is classed by DET NORSKE VERITAS, the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a tanker, TWIN CASTOR 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. TWIN CASTOR has a gross tonnage of 167,578 GT.

TWIN CASTOR — Key Facts

MMSI
636016137
IMO number
9625956
Call sign
D5EQ7
Vessel type
Tanker
Flag state
LR
Navigation status
Under way using engine
Current speed
11.8 knots
Course over ground
102.0°
Heading
97°
Last known position
-24.4106°, -40.2001°
Destination
ULSAN
ETA
2026-10-05T12:30:00Z
Departure port
SAO SEBASTIAO
Actual time of departure
2026-08-26T10:02:00Z
Current draught
19.9 m
Maximum static draught
11 m
Year built
2013-01-01
Gross tonnage
167578
Dead weight
321038 t
AIS last updated
2026-08-27T14:00:00Z