YOKOSUKA (IMO 8711019)
YOKOSUKA is a Research Vessel built in 1990 and flying the Japan flag, placing it in its 36th year of service. The vessel reports a deadweight tonnage of 1,368 metric tonnes, a gross tonnage of 4,439, and a length overall of 105 metres. This vessel is configured for specialized research operations within its size class. There is no classification society or IACS membership data available for this vessel. It has been observed operating in the East Asia region. The vessel has a history involving one former name and one former flag state. No port state control (PSC) inspections were recorded in the last 36 months; 4 inspections are on file since 2002, the most recent on 15 January 2013.
- Type: Research Vessel
- Flag: Japan
- Year built: 1990
- MMSI: 431460000
- Call sign: JCOY
- Gross tonnage: 4439
- Deadweight: 1368 t
- Length overall: 105 m
- Beam: 16 m
- Port State Control (PSC) inspections: 4 since 2002
- PSC detentions in the last 36 months: 0
- Last PSC inspection: 15/01/2013
- Registered owner: JAMSTEC (Japan)
- Ship manager · ISM manager: NIPPON MARINE ENTERPRISES LTD (Japan)
- Last AIS position: 35°19.1′N · 139°39.1′E · moored · received 10 October 2026 at 17:25 UTC
- Destination: Yokosuka (JP YOS)
Frequently asked questions
What is the vessel type of YOKOSUKA?
YOKOSUKA is a Research Vessel. It was built in 1990 and has been in service for 36 years.
What are the dimensions of YOKOSUKA?
The vessel has a length overall of 105 metres. It also features a beam of 16 metres.
What is the cargo capacity of YOKOSUKA?
The vessel reports a deadweight tonnage of 1,368 metric tonnes. Its gross tonnage is recorded at 4,439.
What flag does YOKOSUKA fly?
The vessel currently flies the Japan flag. It has operated under one former flag state previously.
How many PSC inspections has YOKOSUKA undergone?
No port state control (PSC) inspections were recorded in the last 36 months; 4 inspections are on file since 2002, the most recent on 15 January 2013.
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