PYTHON 251
Offshore supply vessel · Nigeria · built 2010 · AIS Class A
In short
PYTHON 251 (Offshore supply vessel, Nigeria flag) was last seen on AIS on , under way at 5.3 kn, in the North Atlantic Ocean. 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 ONNE; its reported draught is 4.4 m (voyage report via AISstream.io global terrestrial AIS, received Sep 27, 2026, 15:09 UTC).
- Vessel type
- Offshore supply vessel
- Flag
- Nigeria
- Year built
- 2010
- Gross tonnage
- 1,786
- Size (length × beam)
- 71 m × 17 m
- Registered owner
- —
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Last reported position
received- Position
- 4.6417° N, 7.1545° E
- Area
- North Atlantic Ocean
- StatusWhat do AIS statuses mean?
- Under way using engine
- Speed
- 5.3 kn
- Course
- 155°
- Heading
- 157°
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
- PYTHON 251
- IMO numberWhat is an IMO number?
- 9536258
- MMSIWhat is an MMSI?
- 657993650
- Call signWhat is a call sign?
- 5NA2035
- Flag
- Nigeria
- AIS ship type
- Cargo
- Gross tonnageGross tonnage vs deadweight
- 1,786
- Deadweight (DWT)
- Source: Wikidata, record Q117102738. Added to Seadar on September 29, 2026. Licence: CC0 1.0.3,134 t
- Length overall
- 71 m
- Beam
- 17 m
- Year built
- 2010
NigeriaA 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.
No owner, operator or manager is recorded for this vessel yet.
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 |
|---|---|---|
| Inspection at Mobile, Alabama | USCG PSIX / CGMIX inspections | |
| Inspection at Mobile, Alabama | USCG PSIX / CGMIX inspections | |
| Inspection at Houma, Louisiana | USCG PSIX / CGMIX inspections | |
| Inspection at Houma, Louisiana | USCG PSIX / CGMIX inspections | |
| Port State Control inspection at Houma, Louisiana | USCG PSIX / CGMIX inspections | |
| Inspection at Houma, Louisiana | USCG PSIX / CGMIX inspections | |
| Inspection at Mobile, Alabama | USCG PSIX / CGMIX inspections | |
| Inspection at Houma, Louisiana | USCG PSIX / CGMIX inspections | |
| Port State Control inspection at Houma, Louisiana | USCG PSIX / CGMIX inspections | |
| Inspection at Miami Beach, Florida | USCG PSIX / CGMIX inspections | |
| Reported arrival at MORGAN CITY, LA, PORT OFAuthority-reported | USACE foreign traffic vessel entrances & clearances | |
| Reported departure from GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON)Authority-reported | USACE foreign traffic vessel entrances & clearances | |
| Reported arrival at GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON)Authority-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.
Safety & inspections
| Date | Type | Port | Findings |
|---|---|---|---|
| Oct 29, 2025 | Vessel Inspection | Mobile, Alabama | clean |
| Oct 21, 2025 | Vessel Inspection | Mobile, Alabama | clean |
| Oct 20, 2025 | Vessel Inspection | Houma, Louisiana | clean |
| Oct 15, 2025 | Vessel Inspection | Houma, Louisiana | clean |
| Aug 14, 2025 | Vessel InspectionPSC | Houma, Louisiana | clean |
| Mar 25, 2024 | Vessel Inspection | Houma, Louisiana | clean |
| Feb 8, 2024 | Vessel Inspection | Mobile, Alabama | clean |
| May 11, 2023 | Vessel Inspection | Houma, Louisiana | clean |
| May 9, 2023 | Vessel InspectionPSC | Houma, Louisiana | clean |
| May 14, 2021 | Vessel Inspection | Miami Beach, Florida | clean |
| Jul 3, 2020 | Vessel InspectionPSC | APO, AE, | clean |
| Jul 3, 2019 | Vessel Inspection | Houma, Louisiana | clean |
| Jun 25, 2019 | Vessel Inspection | Morgan City, Louisiana | clean |
| Jun 26, 2018 | Vessel Inspection | Mobile, Alabama | clean |
| May 31, 2018 | Vessel Inspection | Mobile, Alabama | clean |
| Mar 28, 2018 | Vessel Inspection | Houma, Louisiana | clean |
| Mar 21, 2018 | Vessel Inspection | Houma, Louisiana | clean |
| Mar 17, 2017 | Vessel Inspection | Houma, Louisiana | clean |
| Nov 30, 2016 | Vessel Inspection | Houma, Louisiana | clean |
| Mar 31, 2016 | Vessel Inspection | Houma, Louisiana | clean |
Source: U.S. Coast Guard Port State Information Exchange (PSIX) — public domain. Covers inspections recorded in U.S. waters. Free on Seadar; the incumbents charge for this.
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 |
|---|---|---|---|---|
| MORGAN CITY, LA, PORT OF | Arrival | Nov 18, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Departure | Nov 14, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Arrival | Oct 28, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Departure | Oct 26, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Arrival | Oct 26, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Departure | Oct 24, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Arrival | Oct 22, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Arrival | Oct 19, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Departure | Oct 11, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Arrival | Sep 14, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Departure | Sep 11, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
| GREATER LAFOURCHE PORT COMMISSION (PORT FOURCHON) | Departure | Sep 6, 2016(date only) | — | USACE foreign traffic vessel entrances & clearances |
Records published by the authority named on each row. Earliest record for this ship: April 1, 2011.
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 PYTHON 251 now?
- PYTHON 251 (Offshore supply vessel, Nigeria flag) was last seen on AIS on Sep 27, 2026, 15:34 UTC, under way at 5.3 kn, in the North Atlantic Ocean. Seadar has no more recent AIS position for this ship. Its current location cannot be established from this report. The crew-entered destination was ONNE (voyage report via AISstream.io global terrestrial AIS, received Sep 27, 2026, 15:09 UTC). This report does not confirm the ship’s current route.
- What kind of ship is PYTHON 251?
- PYTHON 251 is an offshore supply vessel sailing under the flag of Nigeria, built in 2010. The vessel is 71 m long with a beam of 17 m and has a gross tonnage of 1,786.
- What sanctions and inspection records does Seadar hold for PYTHON 251?
- Seadar has no matched sanctions record displayed for PYTHON 251 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. PYTHON 251 has 37 recorded Port State Control inspections. Detention and deficiency detail is not recorded for these inspections.
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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