What kind of ship is Chem Helen?

Chem Helen is a chemical tanker sailing under the flag of Liberia, built in 2007 by CSSC Offshore & Marine Engineering Company. The vessel is 183 m long with a beam of 27.4 m and has a gross tonnage of 24,112.

What sanctions and inspection records does Seadar hold for Chem Helen?

Seadar has no matched sanctions record displayed for Chem Helen 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 Chem Helen. Missing records do not establish whether the ship has been detained.

Chem Helen

Chemical tanker · Liberia · built 2007 · AIS Class A

IMO9340116MMSI636013337Call signA8MG4Last AIS position Sep 27, 2026, 19:39 UTC

Open in Terminal

In short

Chem Helen (Chemical tanker, Liberia flag) was last seen on AIS on Sep 27, 2026, 19:39 UTC, under way at 9.7 kn, near Ambarli (Sea of Marmara). Seadar has no more recent AIS position for this ship. Its current location cannot be established from this report. Its crew-entered AIS destination is BOSPORUS; its reported draught is 7.5 m (voyage report via AISstream.io global terrestrial AIS, received Sep 27, 2026, 07:52 UTC). ISM manager: Universal Tankers Corporation Ltd (source: EU MRV (THETIS-MRV) emissions, reporting years 2024–2025).

Vessel type: Chemical tanker
Flag: Liberia
Year built: 2007
Gross tonnage: 24,112
Size (length × beam): 183 m × 27 m
ISM manager: Universal Tankers Corporation Ltd

Watch this ship

Get an email when Chem Helen arrives or leaves port, changes destination, name, flag or owner, or is sanctioned, detained or named in an official release.

We email you a link and a code. That creates a free account, no password or card, and follows Chem Helen.

Free account, no card: follow up to 5 ships and ports. Plus follows 50, Pro 500.

By continuing you accept the Terms and the Privacy policy.

Last reported position

received Sep 27, 2026, 19:39 UTC

Position: 40.8191° N, 28.6983° E
Area: Sea of Marmara
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 9.7 kn
Course: 56°
Heading: 61°

40.8191° N, 28.6983° E

Open the full live map →

Seadar detected no port call in the last 30 days.

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

A year of history in the Terminal (Plus) · the full archive since June 1, 2026 (Pro)

Try the live demo, no sign-up

Identity & particulars

Name: Chem Helen
IMO numberWhat is an IMO number?: 9340116
MMSIWhat is an MMSI?: 636013337
Call signWhat is a call sign?: A8MG4
Flag: Liberia
Vessel type: Detailed type from EU MRV (THETIS-MRV) emissionsChemical tanker
AIS ship type: Tanker
Gross tonnageGross tonnage vs deadweight: 24,112
Deadweight (DWT): Source: Wikidata, record Q105765091. Added to Seadar on September 23, 2026. Licence: CC0 1.0.38,396 t
Length overall: 183 m
Beam: 27.4 m
Year built: 2007

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: Universal Tankers Corporation Ltd
Source: EU MRV (THETIS-MRV) emissions · reporting years 2024–2025 · reported · confidence 0.9 · retrieved Sep 28, 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 Seadar holds, newest first. Each line names its source; derived items say how they were derived.

Date	Event	Source
Nov 28, 2016	Reported departure from PALM BEACH HARBOR, FLAuthority-reported	USACE foreign traffic vessel entrances & clearances
Nov 26, 2016	Reported arrival at PALM BEACH HARBOR, FLAuthority-reported	USACE foreign traffic vessel entrances & clearances
Nov 22, 2016	Reported departure from Morehead CityAuthority-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	3,973 t	1,272 t	43 days	336 kg
2019	10,354 t	3,304 t	164 days	299 kg
2020	7,169 t	2,264 t	83 days	303 kg
2021	7,138 t	2,261 t	105 days	260 kg
2022	9,852 t	3,127 t	97 days	329 kg
2023	1,456 t	466 t	21 days	320 kg
2024	2,281 t	725 t	32 days	295 kg
2025	1,280 t	411 t	16 days	290 kg

Technical efficiency: EEXI (5.65 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 Seadar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.

Reported by authorities Authority-reported

Port	Record	Date (UTC)	Berth	Source
PALM BEACH HARBOR, FL	Departure	Nov 28, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
PALM BEACH HARBOR, FL	Arrival	Nov 26, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Morehead City USMRH	Departure	Nov 22, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Morehead City USMRH	Arrival	Nov 21, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
ELIZABETH RIVER (SOUTHERN BRANCH) VA	Arrival	Nov 18, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
ELIZABETH RIVER (SOUTHERN BRANCH) VA	Departure	Nov 18, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Baltimore USBAL	Arrival	Nov 15, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Baltimore USBAL	Departure	Nov 11, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Departure	Jul 11, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Arrival	Jul 9, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
YABUCOA HARBOR, PR	Departure	May 5, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances
YABUCOA HARBOR, PR	Arrival	May 5, 2015(date only)	—	USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: January 30, 2008.

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 Chem Helen now?: Chem Helen (Chemical tanker, Liberia flag) was last seen on AIS on Sep 27, 2026, 19:39 UTC, under way at 9.7 kn, near Ambarli (Sea of Marmara). Seadar has no more recent AIS position for this ship. Its current location cannot be established from this report. The crew-entered destination was BOSPORUS (voyage report via AISstream.io global terrestrial AIS, received Sep 27, 2026, 07:52 UTC). This report does not confirm the ship’s current route.
What kind of ship is Chem Helen?: Chem Helen is a chemical tanker sailing under the flag of Liberia, built in 2007 by CSSC Offshore & Marine Engineering Company. The vessel is 183 m long with a beam of 27.4 m and has a gross tonnage of 24,112.
Who is recorded as the owner or manager of Chem Helen?: Universal Tankers Corporation Ltd is recorded as ISM manager for Chem Helen (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 Seadar hold for Chem Helen?: Seadar has no matched sanctions record displayed for Chem Helen 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 Chem Helen. Missing records do not establish whether the ship has been detained.

Use this data

This page is also available as JSON, free, with the source and licence of every section. Sections whose sources do not permit redistribution are listed as withheld.

GET /api/v1/vessels/9340116

View JSON API documentationFree without a key for occasional use; use an API key for more.

Follow by RSS Open data

Using this data in code?

Every account gets a personal API allowance: 2,500 credits a month free, 25,000 with Pro. Pro adds internal business use; API plans add building the data into your own products.

See plans