MO3 (IMO 9798650)
MO3 is an Offshore Supply Ship built in 2017 and flying the United Kingdom flag, placing it in its ninth year of service. The vessel reports a deadweight tonnage of 38 metric tonnes, a gross tonnage of 149, and a length overall of 26 metres. This small-scale vessel is configured for specialized offshore support operations. MO3 is classed by Registro Italiano Navale, which is an IACS member. The vessel has been observed in the West Europe region over recent periods. It has previously operated under one former name and one former flag state. Over the last 36 months it has had 3 port state control (PSC) inspections and no detentions. The most recent inspection was on 17 February 2026.
- Type: Offshore Supply Ship
- Flag: United Kingdom
- Year built: 2017
- MMSI: 232005627
- Call sign: MAKX9
- Gross tonnage: 149
- Deadweight: 38 t
- Length overall: 26 m
- Beam: 10.99 m
- Home port: SCARBOROUGH - 922127
- Port State Control (PSC) inspections: 9 since 2017
- PSC detentions in the last 36 months: 0
- Last PSC inspection: 17/02/2026
- Registered owner · Ship manager: MAINPRIZE OFFSHORE LTD (United Kingdom)
- Last AIS position: 55°28.5′N · 008°25.2′E · Speed 0.1 kn · moored · received 11 October 2026 at 06:51 UTC
- Destination: Esbjerg (DK EBJ) · ETA 8 November 2026 at 02:00 UTC (as broadcast by the vessel)
Frequently asked questions
What is the vessel type and age of MO3?
MO3 is an Offshore Supply Ship built in 2017. It is currently in its ninth year of service.
What are the dimensions of MO3?
The vessel has a length overall of 26 metres and a beam of 11 metres. It reports a gross tonnage of 149.
Which classification society manages MO3?
The vessel is classed by Registro Italiano Navale. This society is a recognized member of the International Association of Classification Societies (IACS).
What is the PSC inspection history for MO3?
Over the last 36 months it has had 3 port state control (PSC) inspections and no detentions, with 3 deficiencies recorded. The most recent inspection was on 17 February 2026. All-time records show 9 inspections since 2017 and no detentions.
Where has MO3 been operating recently?
The vessel has been observed in the West Europe region. It currently operates under the United Kingdom flag.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.