Ardmore Cheyenne
Chemical tanker · Marshall Islands · built 2015 · AIS Class A
In short
Ardmore Cheyenne (Chemical tanker, Marshall Islands flag) was last seen on AIS on , under way at 10.2 kn, in the South Atlantic Ocean. Seadar has no more recent AIS position for this ship. Its current location cannot be established from this report. ISM manager: Anglo Ardmore Ship Management (source: EU MRV (THETIS-MRV) emissions, reporting year 2024).
- Vessel type
- Chemical tanker
- Flag
- Marshall Islands
- Year built
- 2015
- Gross tonnage
- —
- Size (length × beam)
- —
- ISM manager
- Anglo Ardmore Ship Management
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Last reported position
received- Position
- 9.9701° S, 35.6291° W
- Area
- South Atlantic Ocean
- StatusWhat do AIS statuses mean?
- Under way using engine
- Speed
- 10.2 kn
- Course
- 167°
- Heading
- 164°
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-upIdentity & particulars
- Name
- Ardmore Cheyenne
- IMO numberWhat is an IMO number?
- 9707857
- MMSIWhat is an MMSI?
- 538005866
- Call signWhat is a call sign?
- V7HS2
- Flag
- Marshall Islands
- Vessel type
- Chemical tanker
- AIS ship type
- Tanker
- Gross tonnageGross tonnage vs deadweight
- —
- Length overall
- —
- Beam
- —
- Year built
- 2015
Marshall IslandsA 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
- Source: EU MRV (THETIS-MRV) emissions · reporting year 2024 · reported · confidence 0.9 · retrieved Sep 28, 2026
- Builder
- 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 |
|---|---|---|
| Reported departure from Long BeachAuthority-reported | USACE foreign traffic vessel entrances & clearances | |
| Reported arrival at Long BeachAuthority-reported | USACE foreign traffic vessel entrances & clearances | |
| 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 | 8,567 t | 2,735 t | 206 days | 231 kg |
| 2019 | 5,109 t | 1,638 t | 107 days | 204 kg |
| 2020 | 1,141 t | 365 t | 15 days | 266 kg |
| 2021 | 3,219 t | 1,018 t | 64 days | 195 kg |
| 2022 | 1,538 t | 493 t | 23 days | 215 kg |
| 2023 | 5,062 t | 1,611 t | 81 days | 244 kg |
| 2024 | 3,096 t | 983 t | 59 days | 225 kg |
Technical efficiency: EEXI (6.82 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 |
|---|---|---|---|---|
| Long Beach USLGB | Departure | Nov 17, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Long Beach USLGB | Arrival | Nov 17, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Stockton USSCK | Departure | Sep 26, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Stockton USSCK | Arrival | Sep 21, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Vancouver USVAN | Arrival | Jul 28, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Vancouver USVAN | Departure | Jul 28, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Long Beach USLGB | Departure | Jul 23, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Long Beach USLGB | Arrival | Jul 22, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Richmond USRCH | Departure | Jul 20, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Richmond USRCH | Arrival | Jul 19, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Los Angeles USLAX | Departure | May 19, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Los Angeles USLAX | Arrival | May 18, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
Records published by the authority named on each row. Earliest record for this ship: April 26, 2015.
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 Ardmore Cheyenne now?
- Ardmore Cheyenne (Chemical tanker, Marshall Islands flag) was last seen on AIS on Sep 10, 2026, 14:01 UTC, under way at 10.2 kn, in the South Atlantic 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 Ardmore Cheyenne?
- Ardmore Cheyenne is a chemical tanker sailing under the flag of Marshall Islands, built in 2015 by Fukuoka Shipbuilding.
- Who is recorded as the owner or manager of Ardmore Cheyenne?
- Anglo Ardmore Ship Management is recorded as ISM manager for Ardmore Cheyenne (source: EU MRV (THETIS-MRV) emissions; reporting year 2024). This source record does not independently confirm today’s ownership or management.
- What sanctions and inspection records does Seadar hold for Ardmore Cheyenne?
- Seadar has no matched sanctions record displayed for Ardmore Cheyenne 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 Ardmore Cheyenne. Missing records do not establish whether the ship has been detained.
Neighbouring IMO numbers
IMO numbers are issued in sequence. These are the nearest numbers below and above this ship's that have a full Seadar profile.
Use this data
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