S DIEGO (IMO 9789207)

S DIEGO is a Tug built in 2016 and flying the China Peoples's Republic flag, placing it in its 10th year of service. The vessel reports a deadweight tonnage of 799 metric tonnes and a gross tonnage of 1,443. This vessel is configured for specialized towing and assistance operations. S DIEGO is classed by China Classification Society, which is an IACS member. The vessel has been observed in East Asia, South East Asia, and the broader East Asia and South East Asia regions. It has previously operated under four different flag states and has been registered under two former names. Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions. The most recent inspection was on 7 January 2026.

Frequently asked questions

What is the vessel type and age of S DIEGO?

S DIEGO is a Tug built in 2016. It is currently in its 10th year of service.

What are the tonnage specifications for S DIEGO?

The vessel has a gross tonnage of 1,443. It also reports a deadweight tonnage of 799 metric tonnes.

Which classification society maintains S DIEGO?

The vessel is classed by China Classification Society. This society is a member of the International Association of Classification Societies (IACS).

Where has S DIEGO been operating recently?

The vessel has been observed in East Asia and South East Asia. These regions represent its most recent recorded geographic areas of operation.

How many inspections has S DIEGO undergone?

Over the last 36 months it has had 1 port state control (PSC) inspection and no detentions, with 1 deficiency recorded. The most recent inspection was on 7 January 2026. All-time records show 7 inspections since 2017 and no detentions.

Live AIS via Rynda — combined with classification, PSC, sanctions and ownership data.