MTS 81 (IMO 1020485)
MTS 81 is a tug built in 2024 and flying the flag of Indonesia; it is in its 2nd year of service. The vessel has a deadweight of 185 tonnes and a gross tonnage of 209. MTS 81's class with Nippon Kaiji Kyokai was withdrawn on 12 October 2025 because a survey was overdue. The vessel has been observed most often in the Makassar Strait (latest area report: August 2026). It has previously sailed under one other name and one other flag. No port state control (PSC) inspection records are on file for this vessel.
- Type: Tug
- Flag: Indonesia
- Year built: 2024
- MMSI: 525601643
- Call sign: YDC4610
- Gross tonnage: 209
- Deadweight: 185 t
- Registered owner · Ship manager: MITRA TUJUH SAMUDRA (Indonesia)
- Last AIS position: 0°26.4′S · 117°0.2′E · Speed 5.6 kn · received 6 October 2026 at 19:30 UTC
- Destination: To be nominated
- Arrival alert: rynda.io messages you by email or in Telegram when MTS 81 arrives in port. Free for up to 3 vessels.
Frequently asked questions
What type of vessel is MTS 81?
MTS 81 is a tug built in 2024. It is in its 2nd year of service.
What is the deadweight of MTS 81?
MTS 81 has a deadweight of 185 tonnes. Its gross tonnage is 209.
What flag does MTS 81 fly?
MTS 81 flies the flag of Indonesia. Earlier it sailed under one other flag.
Who classes MTS 81?
MTS 81's class with Nippon Kaiji Kyokai was withdrawn on 12 October 2025 because a survey was overdue.
How many port state control inspections has MTS 81 had?
No port state control (PSC) inspection records are on file for this vessel.
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