SESOK (IMO 9502491)
SESOK is a Tug built in 2009 and flying the United States of America flag, placing it in its 17th year of service. The vessel reports a gross tonnage of 166 and has a deadweight tonnage of 0. This small-scale vessel is configured for specialized towing and harbor assistance operations. The vessel is not classed by an IACS member society. It has been observed operating in the North America West Coast region. SESOK has been registered under one former name and has operated under one previous flag. Over the last 36 months it has had 2 port state control (PSC) inspections and no detentions. The most recent inspection was on 27 May 2026.
- Type: Tug
- Flag: United States of America
- Year built: 2009
- MMSI: 367399110
- Call sign: WDE7899
- Gross tonnage: 166
- Deadweight: 0 t
- Port State Control (PSC) inspections: 2 since 2026
- PSC detentions in the last 36 months: 0
- Last PSC inspection: 27/05/2026
- Registered owner · Ship manager: VESSEL MANAGEMENT SERVICES (USA)
- Last AIS position: 70°35.8′N · 160°7.5′W · Speed 3.8 kn · received 16 August 2026 at 06:16 UTC
- Destination: To be nominated
- Arrival alert: rynda.io messages you by email or in Telegram when SESOK arrives in port. Free for up to 3 vessels.
Frequently asked questions
What type of vessel is SESOK?
SESOK is a Tug. It was built in 2009 and is currently in its 17th year of service.
What is the gross tonnage of SESOK?
The vessel has a gross tonnage of 166. It does not have a recorded deadweight tonnage.
Where has SESOK been operating recently?
The vessel has been observed in the North America West Coast region. This is the primary geographic area listed in its recent movement data.
How many inspections has SESOK undergone?
Over the last 36 months it has had 2 port state control (PSC) inspections and no detentions, with no deficiencies recorded. The most recent inspection was on 27 May 2026. All-time records show 2 inspections since 2026 and no detentions.
How many times has the ownership of SESOK changed?
There have been 8 recorded ownership changes for this vessel. It has also operated under 1 former name and 1 former flag.
Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.