What kind of ship is Cool Discoverer?

Cool Discoverer is an LNG carrier sailing under the flag of Malta, built in 2020. The vessel is 299 m long with a beam of 46 m and has a gross tonnage of 116,354.

Who is recorded as the owner or manager of Cool Discoverer?

Thenamaris LNG Inc is recorded as ISM manager for Cool Discoverer (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 Cool Discoverer?

Voydar has no matched sanctions record displayed for Cool Discoverer 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 Cool Discoverer. Missing records do not establish whether the ship has been detained.

Cool Discoverer

LNG carrier · Malta · built 2020 · AIS Class A

IMO9861031MMSI215567000Call sign9HA5183Last AIS position Sep 18, 2026, 10:40 UTC

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In short

Cool Discoverer (LNG carrier, Malta flag) was last seen on AIS on Sep 18, 2026, 10:40 UTC, under way at 11.9 kn, in the North Atlantic Ocean. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. ISM manager: Thenamaris LNG Inc (source: EU MRV (THETIS-MRV) emissions, reporting years 2024–2025).

Vessel type: LNG carrier
Flag: Malta
Year built: 2020
Gross tonnage: 116,354
Size (length × beam): 299 m × 46 m
ISM manager: Thenamaris LNG Inc

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Last reported position

received Sep 18, 2026, 10:40 UTC

Position: 37.7379° N, 9.8313° W
Area: North Atlantic Ocean
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 11.9 kn
Course: 260°
Heading: 265°

37.7379° N, 9.8313° W

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Voydar detected no port call in the last 30 days.

Port calls are detected by Voydar 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)

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Identity & particulars

Name: Cool Discoverer
IMO numberWhat is an IMO number?: 9861031
MMSIWhat is an MMSI?: 215567000
Call signWhat is a call sign?: 9HA5183
Flag: Malta
Vessel type: Detailed type from EU MRV (THETIS-MRV) emissionsLNG carrier
AIS ship type: Tanker (hazardous cat. C)
Gross tonnageGross tonnage vs deadweight: 116,354
Deadweight (DWT): Source: Wikidata, record Q104380590. Added to Voydar on September 23, 2026. Licence: CC0 1.0.93,668 t
Length overall: 299 m
Beam: 46 m
Year built: 2020

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: Thenamaris LNG Inc
Source: EU MRV (THETIS-MRV) emissions · reporting years 2024–2025 · reported · confidence 0.9 · retrieved Sep 28, 2026

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
2021	32,298 t	11,437 t	183 days	486 kg
2022	51,137 t	18,015 t	300 days	498 kg
2023	43,597 t	15,333 t	249 days	516 kg
2024	30,431 t	11,218 t	221 days	425 kg
2025	45,042 t	16,518 t	332 days	420 kg

Technical efficiency: EEDI (5.83 gCO₂/t·nm). Source: European Commission / EMSA THETIS-MRV (EU Regulation 2015/757). Covers voyages to, from and within the EU/EEA.

Frequently asked questions

Where is Cool Discoverer now?: Cool Discoverer (LNG carrier, Malta flag) was last seen on AIS on Sep 18, 2026, 10:40 UTC, under way at 11.9 kn, in the North Atlantic Ocean. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.
What kind of ship is Cool Discoverer?: Cool Discoverer is an LNG carrier sailing under the flag of Malta, built in 2020. The vessel is 299 m long with a beam of 46 m and has a gross tonnage of 116,354.
Who is recorded as the owner or manager of Cool Discoverer?: Thenamaris LNG Inc is recorded as ISM manager for Cool Discoverer (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 Cool Discoverer?: Voydar has no matched sanctions record displayed for Cool Discoverer 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 Cool Discoverer. Missing records do not establish whether the ship has been detained.

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