Where is Karen Maersk now?

Karen Maersk (Container ship, Denmark flag) was last seen on AIS on Oct 6, 2026, 12:49 UTC, under way at 12.9 kn, in the North Atlantic Ocean. The crew-entered destination was ES HUV (voyage report via AISstream.io global terrestrial AIS, received Oct 6, 2026, 07:57 UTC). This report does not confirm the ship’s current route.

What kind of ship is Karen Maersk?

Karen Maersk is a container ship sailing under the flag of Denmark, built in 2010 by CSSC Offshore & Marine Engineering Company. The vessel is 183.2 m long and has a gross tonnage of 81,488.

Who is recorded as the owner or manager of Karen Maersk?

SYNERGY DENMARK A/S is recorded as ISM manager for Karen Maersk (source: EU MRV (THETIS-MRV) emissions; reporting year 2025). This source record does not independently confirm today’s ownership or management.

What sanctions and inspection records does Voydar hold for Karen Maersk?

Voydar has no matched sanctions record displayed for Karen Maersk from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for Karen Maersk. Missing records do not establish whether the ship has been detained.

Karen Maersk

Container ship · Denmark · built 2010 · AIS Class A

IMO9423712MMSI220529000Call signOYDB2Last AIS position Oct 6, 2026, 12:49 UTC

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In short

Karen Maersk (Container ship, Denmark flag) was last seen on AIS on Oct 6, 2026, 12:49 UTC, under way at 12.9 kn, in the North Atlantic Ocean. Its crew-entered AIS destination is ES HUV (Huelva), with an ETA of Oct 6, 2026, 18:00 UTC; its reported draught is 7.2 m (voyage report via AISstream.io global terrestrial AIS, received Oct 6, 2026, 07:57 UTC). ISM manager: SYNERGY DENMARK A/S (source: EU MRV (THETIS-MRV) emissions, reporting year 2025).

Current voyage: from Cartagena (departed Oct 5, 2026, 12:02 UTC) to ES HUV (Huelva)

Vessel type: Container ship
Flag: Denmark
Year built: 2010
Gross tonnage: 81,488
Size (length × beam): 183 m
ISM manager: SYNERGY DENMARK A/S

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Last reported position

received Oct 6, 2026, 12:49 UTC

Position: 36.1735° N, 6.5936° W
Area: North Atlantic Ocean
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 12.9 kn
Course: 327°
Heading: 326°

36.1735° N, 6.5936° W

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Last 30 days: 2 port calls (Cartagena and Barcelona).

Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.

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Identity & particulars

Name: Karen Maersk
IMO numberWhat is an IMO number?: 9423712
MMSIWhat is an MMSI?: 220529000
Call signWhat is a call sign?: OYDB2
Flag: Denmark
Vessel type: Container ship
AIS ship type: Tanker
Gross tonnageGross tonnage vs deadweight: 81,488
Length overall: 183.2 m
Beam: —
Year built: 2010

A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.

Ownership & management

Each line shows where the fact comes from. Links backed by an identifier point to the company page.

ISM manager: SYNERGY DENMARK A/S
Source: EU MRV (THETIS-MRV) emissions · reporting year 2025 · reported · confidence 0.9 · retrieved Oct 5, 2026
Builder: CSSC Offshore & Marine Engineering Company
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026

Timeline

Dated events for this ship from every source Voydar holds, newest first. Each line names its source; derived items say how they were derived.

Date	Event	Source
Oct 5, 2026, 12:02 UTC	Left CartagenaAIS-detected	Voydar port-call detector (AIS geofence)
Oct 4, 2026, 10:00 UTC	Arrived at CartagenaAIS-detected	Voydar port-call detector (AIS geofence)
Sep 30, 2026, 16:39 UTC	Left BarcelonaAIS-detected	Voydar port-call detector (AIS geofence)
Sep 27, 2026, 11:42 UTC	Arrived at BarcelonaAIS-detected	Voydar port-call detector (AIS geofence)
Jun 27, 2014	Reported departure from New YorkAuthority-reported	USACE foreign traffic vessel entrances & clearances
Jun 27, 2014	Reported arrival at New YorkAuthority-reported	USACE foreign traffic vessel entrances & clearances
Aug 5, 2013	Reported departure from New YorkAuthority-reported	USACE foreign traffic vessel entrances & clearances

Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.

Emissions & fuel consumption

Independently verified annual figures reported under the EU MRV regulation — public environmental data the incumbents don't surface.

Year	CO₂ emitted	Fuel burned	Time at sea	CO₂ / n mile
2018	8,103 t	2,596 t	99 days	307 kg
2019	1,877 t	603 t	21 days	304 kg
2020	1,087 t	349 t	19 days	223 kg
2025	8,131 t	2,569 t	101 days	277 kg

Technical efficiency: EEXI (5.56 gCO₂/t·nm). Source: European Commission / EMSA THETIS-MRV (EU Regulation 2015/757). Covers voyages to, from and within the EU/EEA.

Port calls

Two kinds of evidence, kept apart: calls Voydar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.

Detected from AIS AIS-detected

Port	Arrived	Departed	Time in port
Cartagena ESCAR	Oct 4, 2026, 10:00 UTC	Oct 5, 2026, 12:02 UTC	26 h 2 min
Barcelona ESBCN	Sep 27, 2026, 11:42 UTC	Sep 30, 2026, 16:39 UTC	3 d 4 h

Detected by Voydar when the ship's AIS positions stayed slow inside a harbour area. Calls shorter than 30 minutes are not shown. Depends on AIS reception; detection started on June 8, 2026.

Reported by authorities Authority-reported

Port	Record	Date (UTC)	Berth	Source
New York USNYC	Departure	Jun 27, 2014(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Arrival	Jun 27, 2014(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Departure	Aug 5, 2013(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Arrival	Aug 5, 2013(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Departure	May 4, 2013(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Arrival	Apr 25, 2013(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Departure	Apr 24, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Arrival	Apr 24, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Departure	Apr 16, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Arrival	Apr 14, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
CARQUINEZ STRAIT, CA	Departure	Mar 16, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
CARQUINEZ STRAIT, CA	Arrival	Mar 9, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: June 27, 2010.

Source: US Army Corps of Engineers, Waterborne Commerce Statistics Center (US CBP entrance/clearance records). Licence: US Government work — public domain.

Behaviour at sea Voydar-derived

Patterns Voydar derived from this ship's AIS broadcasts. They are inferences, not reports: each one shows how it was computed and how confident we are, and none of them says why a ship behaved this way.

When	What we observed	Confidence
Oct 5, 2026, 09:46 UTC	Draught change Reported draught went from 7.7 m to 7.2 m while in port at Cartagena. Voydar infers the ship probably discharged cargo. Method seadar.behaviour.draught_change v1	Medium (65%)

When

What we observed

Confidence

Oct 5, 2026, 09:46 UTC

Draught change

Reported draught went from 7.7 m to 7.2 m while in port at Cartagena. Voydar infers the ship probably discharged cargo.

Method seadar.behaviour.draught_change v1

Medium (65%)

Source: AISstream.io global terrestrial AIS. AIS data: AISstream.io. Licence: none published.

Derived from AIS positions of feeds whose terms allow display on Voydar. Coverage is terrestrial: gaps are reported only where our receivers kept hearing other ships. Detections below medium confidence are not shown.

How these are computed →

Frequently asked questions

Where is Karen Maersk now?: Karen Maersk (Container ship, Denmark flag) was last seen on AIS on Oct 6, 2026, 12:49 UTC, under way at 12.9 kn, in the North Atlantic Ocean. The crew-entered destination was ES HUV (voyage report via AISstream.io global terrestrial AIS, received Oct 6, 2026, 07:57 UTC). This report does not confirm the ship’s current route.
What kind of ship is Karen Maersk?: Karen Maersk is a container ship sailing under the flag of Denmark, built in 2010 by CSSC Offshore & Marine Engineering Company. The vessel is 183.2 m long and has a gross tonnage of 81,488.
Who is recorded as the owner or manager of Karen Maersk?: SYNERGY DENMARK A/S is recorded as ISM manager for Karen Maersk (source: EU MRV (THETIS-MRV) emissions; reporting year 2025). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for Karen Maersk?: Voydar has no matched sanctions record displayed for Karen Maersk from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for Karen Maersk. Missing records do not establish whether the ship has been detained.

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