What kind of ship is Neptune Ace?

Neptune Ace is a car carrier sailing under the flag of Japan, built in 2010 by Minaminippon Shipbuilding. The vessel is 200 m long and has a gross tonnage of 59,006.

What sanctions and inspection records does Seadar hold for Neptune Ace?

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

Neptune Ace

Car carrier · Japan · built 2010 · AIS Class A

IMO9584059MMSI431373000Call sign7KUCLast AIS position Sep 21, 2026, 17:33 UTC

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In short

Neptune Ace (Car carrier, Japan flag) was last seen on AIS on Sep 21, 2026, 17:33 UTC, under way at 16 kn, near Fremantle (Indian Ocean). Seadar has no more recent AIS position for this ship. Its current location cannot be established from this report. ISM manager: MOL SHIP MANAGEMENT (SINGAPORE) PTE. LTD. (source: EU MRV (THETIS-MRV) emissions, reporting years 2024–2025).

Vessel type: Car carrier
Flag: Japan
Year built: 2010
Gross tonnage: 59,006
Size (length × beam): 200 m
ISM manager: MOL SHIP MANAGEMENT (SINGAPORE) PTE. LTD.

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Last reported position

received Sep 21, 2026, 17:33 UTC

Position: 31.9077° S, 115.6047° E
Area: Indian Ocean
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 16 kn
Course: 313°
Heading: 312°

31.9077° S, 115.6047° E

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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.

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Identity & particulars

Name: Neptune Ace
IMO numberWhat is an IMO number?: 9584059
MMSIWhat is an MMSI?: 431373000
Call signWhat is a call sign?: 7KUC
Flag: Japan
Vessel type: Detailed type from EU MRV (THETIS-MRV) emissionsCar carrier
AIS ship type: Cargo
Gross tonnageGross tonnage vs deadweight: 59,006
Length overall: 200 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: MOL SHIP MANAGEMENT (SINGAPORE) PTE. LTD.
Source: EU MRV (THETIS-MRV) emissions · reporting years 2024–2025 · reported · confidence 0.9 · retrieved Sep 28, 2026
Builder: Minaminippon Shipbuilding
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 Los AngelesAuthority-reported	USACE foreign traffic vessel entrances & clearances
Nov 27, 2016	Reported arrival at Los AngelesAuthority-reported	USACE foreign traffic vessel entrances & clearances
Oct 15, 2016	Reported departure from Long BeachAuthority-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	5,307 t	1,700 t	47 days	315 kg
2019	7,606 t	2,429 t	81 days	284 kg
2021	3,196 t	1,014 t	34 days	264 kg
2022	2,161 t	684 t	34 days	223 kg
2023	11,086 t	3,512 t	75 days	370 kg
2024	6,087 t	1,960 t	46 days	343 kg
2025	250 t	80 t	5 days	281 kg

Technical efficiency: EEXI (15.1 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
Los Angeles USLAX	Departure	Nov 28, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Los Angeles USLAX	Arrival	Nov 27, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Long Beach USLGB	Departure	Oct 15, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Long Beach USLGB	Arrival	Oct 14, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
TURTLE RIVER, GA (INCLUDED IN BRUNSWICK HARBOR, GA)	Departure	Sep 27, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
TURTLE RIVER, GA (INCLUDED IN BRUNSWICK HARBOR, GA)	Arrival	Sep 26, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Departure	Sep 24, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
New York USNYC	Arrival	Sep 24, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Portland USPDX	Arrival	Jul 26, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Portland USPDX	Departure	Jul 26, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Richmond USRCH	Arrival	Jul 23, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances
Richmond USRCH	Departure	Jul 23, 2016(date only)	—	USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: November 15, 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 Neptune Ace now?: Neptune Ace (Car carrier, Japan flag) was last seen on AIS on Sep 21, 2026, 17:33 UTC, under way at 16 kn, near Fremantle (Indian Ocean). Seadar has no more recent AIS position for this ship. Its current location cannot be established from this report.
What kind of ship is Neptune Ace?: Neptune Ace is a car carrier sailing under the flag of Japan, built in 2010 by Minaminippon Shipbuilding. The vessel is 200 m long and has a gross tonnage of 59,006.
Who is recorded as the owner or manager of Neptune Ace?: MOL SHIP MANAGEMENT (SINGAPORE) PTE. LTD. is recorded as ISM manager for Neptune Ace (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 Neptune Ace?: Seadar has no matched sanctions record displayed for Neptune Ace 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 Neptune Ace. Missing records do not establish whether the ship has been detained.

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