Alpine Liberty
Oil tanker · Marshall Islands · built 2010 · AIS Class A
In short
Alpine Liberty (Oil tanker, Marshall Islands flag) was last seen on AIS on , under way at 12.9 kn, near Port Dickson (Strait of Malacca). Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.
- Vessel type
- Oil tanker
- Flag
- Marshall Islands
- Year built
- 2010
- Gross tonnage
- —
- Size (length × beam)
- 183 m × 32 m
- Registered owner
- —
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Last reported position
received- Position
- 2.3579° N, 101.771° E
- Area
- Strait of Malacca
- StatusWhat do AIS statuses mean?
- Under way using engine
- Speed
- 12.9 kn
- Course
- 310°
- Heading
- 309°
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.
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Try the live demo, no sign-upIdentity & particulars
- Name
- Alpine Liberty
- IMO numberWhat is an IMO number?
- 9478690
- MMSIWhat is an MMSI?
- 538003883
- Call signWhat is a call sign?
- V7TT7
- Flag
- Marshall Islands
- Vessel type
- Oil tanker
- AIS ship type
- Tanker
- Gross tonnageGross tonnage vs deadweight
- —
- Length overall
- 183 m
- Beam
- 32 m
- Year built
- 2010
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.
- Builder
- 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 |
|---|---|---|
| Reported departure from Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) | |
| Reported arrival at Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) | |
| Reported departure from Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) | |
| Reported arrival at Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) | |
| Reported departure from Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) | |
| Reported arrival at Hong KongAuthority-reported | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) |
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 |
|---|---|---|---|---|
| 2019 | 6,435 t | 2,056 t | 72 days | 321 kg |
| 2020 | 5,969 t | 1,890 t | 61 days | 338 kg |
| 2021 | 6,671 t | 2,108 t | 73 days | 300 kg |
| 2023 | 4,386 t | 1,398 t | 46 days | 325 kg |
Technical efficiency: EIV (6.05 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.
Reported by authorities Authority-reported
| Port | Record | Date (UTC) | Berth | Source |
|---|---|---|---|---|
| Hong Kong HKHKG | Arrival | Apr 12, 2025, 04:56 UTC | SHELL | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) |
| Hong Kong HKHKG | Arrival | Apr 5, 2025, 07:48 UTC | SHELL | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) |
| Hong Kong HKHKG | Arrival(matched by call sign) | Jul 8, 2020, 05:13 UTC | PT | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) |
| Hong Kong HKHKG | Arrival | Nov 4, 2018, 08:04 UTC | CTX | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) |
| Hong Kong HKHKG | Arrival | Oct 21, 2018, 16:03 UTC | SLA | Hong Kong vessel arrivals & departures (incl. VTMS daily reports) |
| HOUSTON SHIP CHANNEL, TX (HOUSTON, TX) | Departure | Jan 31, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| HOUSTON SHIP CHANNEL, TX (HOUSTON, TX) | Arrival | Jan 29, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| PORT OF SOUTH LOUISIANA (LA) | Departure | Jan 11, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| PORT OF SOUTH LOUISIANA (LA) | Arrival | Jan 10, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Corpus Christi USCRP | Departure | Dec 27, 2015(date only) | — | USACE foreign traffic vessel entrances & clearances |
| Corpus Christi USCRP | Arrival | Dec 22, 2015(date only) | — | USACE foreign traffic vessel entrances & clearances |
| HOUSTON SHIP CHANNEL, TX (HOUSTON, TX) | Arrival | Sep 1, 2013(date only) | — | USACE foreign traffic vessel entrances & clearances |
Records published by the authority named on each row. Earliest record for this ship: May 5, 2011.
Source: Marine Department, HKSAR Government — DATA.GOV.HK. Licence: DATA.GOV.HK Terms and Conditions.
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 Alpine Liberty now?
- Alpine Liberty (Oil tanker, Marshall Islands flag) was last seen on AIS on Sep 21, 2026, 23:28 UTC, under way at 12.9 kn, near Port Dickson (Strait of Malacca). Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.
- What kind of ship is Alpine Liberty?
- Alpine Liberty is an oil tanker sailing under the flag of Marshall Islands, built in 2010 by SPP Shipbuilding Co., Ltd.. The vessel is 183 m long with a beam of 32 m.
- What sanctions and inspection records does Voydar hold for Alpine Liberty?
- Voydar has no matched sanctions record displayed for Alpine Liberty from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for Alpine Liberty. 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 Voydar profile.
Use this data
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