Where is ARRHENIUS now?

ARRHENIUS (Tanker, Liberia flag) was last seen on AIS on Oct 1, 2026, 18:02 UTC, at anchor, in the Baltic Sea. The crew-entered destination was RU ULU (voyage report via Digitraffic marine AIS, received Oct 1, 2026, 21:08 UTC). This report does not confirm the ship’s current route.

What kind of ship is ARRHENIUS?

ARRHENIUS is a tanker sailing under the flag of Liberia, built in 2010 by HD Hyundai Mipo. The vessel has a gross tonnage of 22,977.

Who is recorded as the owner or manager of ARRHENIUS?

LARCH SHIPHOLDING SA. is recorded as ISM manager for ARRHENIUS (source: EU MRV (THETIS-MRV) emissions; reporting years 2024–2025). This source record does not independently confirm today’s ownership or management.

What sanctions and inspection records does Voydar hold for ARRHENIUS?

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

ARRHENIUS

Tanker · Liberia · built 2010 · AIS Class A

IMO9471032MMSI636019884Call signD5WP6Last AIS position Oct 1, 2026, 18:02 UTC

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In short

ARRHENIUS (Tanker, Liberia flag) was last seen on AIS on Oct 1, 2026, 18:02 UTC, at anchor, in the Baltic Sea. Its crew-entered AIS destination is RU ULU (Ust'-Luga), with an ETA of Oct 1, 2026, 12:00 UTC; its reported draught is 7.1 m (voyage report via Digitraffic marine AIS, received Oct 1, 2026, 21:08 UTC). ISM manager: LARCH SHIPHOLDING SA. (source: EU MRV (THETIS-MRV) emissions, reporting years 2024–2025).

Current voyage: from Zandvliet (departed Sep 27, 2026, 13:15 UTC) to RU ULU (Ust'-Luga)

Vessel type: Tanker
Flag: Liberia
Year built: 2010
Gross tonnage: 22,977
Size (length × beam): —
ISM manager: LARCH SHIPHOLDING SA.

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Last reported position

received Oct 1, 2026, 18:02 UTC

Position: 59.8516° N, 28.4209° E
Area: Baltic Sea
StatusWhat do AIS statuses mean?: At anchor
Speed: 0.5 kn
Course: 342°
Heading: 119°

59.8516° N, 28.4209° E

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Last 30 days: 1 port call (Zandvliet).

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: ARRHENIUS
IMO numberWhat is an IMO number?: 9471032
MMSIWhat is an MMSI?: 636019884
Call signWhat is a call sign?: D5WP6
Flag: Liberia
Vessel type: Tanker
Gross tonnageGross tonnage vs deadweight: 22,977
Length overall: —
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: LARCH SHIPHOLDING SA.
Source: EU MRV (THETIS-MRV) emissions · reporting years 2024–2025 · reported · confidence 0.9 · retrieved Sep 28, 2026
STEALTH MARITIME CORP. S.A.
Source: EU MRV (THETIS-MRV) emissions · reporting year 2024 · reported · confidence 0.9 · retrieved Sep 28, 2026
Builder: HD Hyundai Mipo
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
Sep 27, 2026, 13:15 UTC	Left ZandvlietAIS-detected	Voydar port-call detector (AIS geofence)
Sep 25, 2026, 16:35 UTC	Arrived at ZandvlietAIS-detected	Voydar port-call detector (AIS geofence)
during 2024	ISM manager: LARCH SHIPHOLDING SA. (previously STEALTH MARITIME CORP. S.A.)	Voydar relationship-change derivation (derived by Voydar from EU MRV (THETIS-MRV) emissions)
Nov 22, 2015	Reported departure from HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)Authority-reported	USACE foreign traffic vessel entrances & clearances
Nov 18, 2015	Reported arrival at HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)Authority-reported	USACE foreign traffic vessel entrances & clearances
Sep 19, 2015	Reported departure from StocktonAuthority-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	17,947 t	5,667 t	240 days	320 kg
2019	16,751 t	5,258 t	257 days	361 kg
2020	17,528 t	5,467 t	161 days	371 kg
2021	13,138 t	4,117 t	159 days	304 kg
2022	7,456 t	2,380 t	84 days	305 kg
2023	6,024 t	1,879 t	67 days	347 kg
2024	10,131 t	3,160 t	114 days	287 kg
2025	10,688 t	3,351 t	134 days	271 kg

Technical efficiency: EEXI (7.52 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
Zandvliet BEZVT	Sep 25, 2026, 16:35 UTC	Sep 27, 2026, 13:15 UTC	44 h 40 min

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
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Departure	Nov 22, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Arrival	Nov 18, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Departure	Sep 19, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Arrival	Sep 19, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Departure	Aug 17, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Arrival	Aug 17, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
PORT OF SOUTH LOUISIANA (LA)	Departure	Jul 20, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
PORT OF SOUTH LOUISIANA (LA)	Arrival	Jul 19, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Departure	Jun 25, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Arrival	Jun 24, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Departure	May 22, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
Stockton USSCK	Arrival	May 22, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: December 8, 2010.

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

Frequently asked questions

Where is ARRHENIUS now?: ARRHENIUS (Tanker, Liberia flag) was last seen on AIS on Oct 1, 2026, 18:02 UTC, at anchor, in the Baltic Sea. The crew-entered destination was RU ULU (voyage report via Digitraffic marine AIS, received Oct 1, 2026, 21:08 UTC). This report does not confirm the ship’s current route.
What kind of ship is ARRHENIUS?: ARRHENIUS is a tanker sailing under the flag of Liberia, built in 2010 by HD Hyundai Mipo. The vessel has a gross tonnage of 22,977.
Who is recorded as the owner or manager of ARRHENIUS?: LARCH SHIPHOLDING SA. is recorded as ISM manager for ARRHENIUS (source: EU MRV (THETIS-MRV) emissions; reporting years 2024–2025). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for ARRHENIUS?: Voydar has no matched sanctions record displayed for ARRHENIUS from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels and the New Zealand Russia Sanctions Register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for ARRHENIUS. Missing records do not establish whether the ship has been detained.

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