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Norway flag

SIEM OPAL — Tug · IMO 9442419

NOMoored
World map showing the last known position of SIEM OPAL at 60° 10.742' N, 1° 9.283' W
NSEW
Current PositionLast report

SIEM OPAL was last reported moored in the North Sea, at 60.1790° N, 1.1547° W, on 8 Sep 2026, 07:20 UTC. It was sailing from LERWICK to LERWICK with an ETA of 6 Sep 2026, 20:12 UTC.

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Updated 6 hours ago using terrestrial data
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Moored
Current Navigational Status
0.0 kn
Speed
0.0°
/ 182°
Course / Heading
6.9 m
Static Draught
7.3 m
Current Draught

Voyage Tracker

United Kingdom flag
LERWICKGBLER
ATD
16:41 UTCAug 27, 2026
United Kingdom flag
LERWICKGBLER
ETA
20:12 UTCSep 6, 2026
SIEM OPAL

SIEM OPAL

Identity

Tug
Type
Norway flagNO
Flag
9442419
IMO Number
259704000
MMSI
LAXM
Call Sign

Specifications

91 m × 22 m
Length × Breadth
2011-01-01
Year Built
4,250 t
Deadweight
7,473 t
Gross Tonnage
20,600 kW
Engine Power
KLEVEN VERFT - ULSTEINVIK, NORWAY
Builder
DET NORSKE VERITAS
Class Society
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Dive into the fleet, port, and flag state that SIEM OPAL is part of.

Flag State
All NO-flagged vessels
Browse every ship currently registered under the NO 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 LERWICK
Port traffic, arrivals and live vessel positions for LERWICK (GBLER).

About SIEM OPAL

Identity · Ownership · Class · Route

SIEM OPAL — Tug

Built in 2011, with a gross tonnage of 7,473 GT, and a dead weight of 4,250 tonnes, SIEM OPAL is a tug registered under the Norway flag. The vessel is owned by SIEM OFFSHORE - KRISTIANSAND, NORWAY, built by KLEVEN VERFT - ULSTEINVIK, NORWAY.

SIEM OPAL route and voyage history

SIEM OPAL is currently on a voyage from LERWICK to LERWICK with an estimated arrival on 2026-09-06T20:12:00Z. The live route and current course of SIEM OPAL 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

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

  • MMSI: 259704000
  • IMO: 9442419
  • Call sign: LAXM
  • Vessel type: Tug
  • Flag state: Norway

Frequently Asked Questions

Where is SIEM OPAL right now?+
SIEM OPAL was last reported moored in the North Sea, on 8 Sep 2026, 07:20 UTC. It was sailing from LERWICK to LERWICK with an ETA of 6 Sep 2026, 20:12 UTC. 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 SIEM OPAL?+
SIEM OPAL broadcasts MMSI 259704000 and is registered as IMO 9442419, with call sign LAXM. 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 SIEM OPAL?+
SIEM OPAL is classified as a tug vessel registered under the NO 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 NO flag list at /flag/no.
How can I see the live position of SIEM OPAL?+
MarineRadar shows the latest AIS broadcast from SIEM OPAL 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 SIEM OPAL'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 SIEM OPAL?+
SIEM OPAL is classed by DET NORSKE VERITAS, the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a tug, SIEM OPAL 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. SIEM OPAL has a gross tonnage of 7,473 GT.

SIEM OPAL — Key Facts

MMSI
259704000
IMO number
9442419
Call sign
LAXM
Vessel type
Tug
Flag state
NO
Navigation status
Moored
Current speed
0.0 knots
Course over ground
0.0°
Heading
182°
Last known position
60.1790°, -1.1547°
Destination
LERWICK
ETA
2026-09-06T20:12:00Z
Departure port
LERWICK
Actual time of departure
2026-08-27T16:41:00Z
Current draught
7.3 m
Maximum static draught
6.9 m
Year built
2011-01-01
Gross tonnage
7473
Dead weight
4250 t
AIS last updated
2026-09-08T07:20:17Z