Towing vessel 🇮🇩Indonesia

TB.TIRTA III

MMSI 525015947Call sign YD.4591

25 km SW of Tanjungbalai, Indonesia

Last seen 22 Oct, 10:05 UTC

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0.9130° N, 103.2073° E

Speed3.2kn

Course173°

DestinationCLASS B

Voyage

Destination: CLASS B
Speed: 3.2 kn
Course: 173°
Position: 0.9130° N, 103.2073° E
Last report: 22 Oct 2026, 10:05 UTC22 Oct, 10:05 UTC
Nearest port: Tanjungbalai25 km SW of the port

Particulars

MMSI: 525015947
Call sign: YD.4591
Flag: 🇮🇩 Indonesia
Type: Towing vesselAIS type 31

Not broadcast: ETA, IMO number, dimensions and draught.

About TB.TIRTA III

TB.TIRTA III (MMSI 525015947) is a towing vessel registered in Indonesia. Its most recent AIS position, received on 22 Oct 2026 at 10:05 UTC, placed it 25 km SW of Tanjungbalai, Indonesia. It was moving at 3.2 knots on a course of 173°. The crew reported CLASS B as the destination.

Frequently asked questions

Where is TB.TIRTA III now?

TB.TIRTA III was last reported 25 km SW of Tanjungbalai, Indonesia on 22 Oct 2026 at 10:05 UTC. It was moving at 3.2 knots on a course of 173°.

What type of ship is TB.TIRTA III?

TB.TIRTA III is a towing vessel.

What is the MMSI number of TB.TIRTA III?

The MMSI of TB.TIRTA III is 525015947. Its call sign is YD.4591.

What flag does TB.TIRTA III fly?

TB.TIRTA III sails under the flag of Indonesia (ID).

Where is TB.TIRTA III going?

TB.TIRTA III reported its destination as CLASS B.

Vessels nearby

Other ships reported close to TB.TIRTA III in the last 24 hours.

TB TIRTA 15 🇮🇩 Tug → CLASS B4.4 km away · 1.1 kn TB.MITRA KENCANA IV 🇮🇩 Tug → CLASS B6.1 km away · 3.7 kn TB. DUTA KAPUAS 21 🇮🇩 Tug → CLASS B12 km away · 6.4 kn MAHARAJANUSANTARAS01 🇮🇩 Cargo → TG BALAI KARIMUN16 km away · Stopped SUCCESS DALIA XLVIII 🇮🇩 Tanker → KARIMUN17 km away · Stopped RESOURCE 🇮🇩 Tug → CLASS B17 km away · 3.0 kn

Show 6 more

SPEEDY DOLPHIN 🇳🇺 Tug → CLASS B18 km away · 3.0 kn COMMERSON DOLPHIN 🇮🇩 Other 18 km away · Stopped MERIDIAN 9 🇧🇸 Cargo → ID KARIMUN19 km away · Stopped LINTAS BAHARI 18 🇮🇩 Cargo → CLASS B19 km away · Stopped PINTAS SAMUDERA 8 🇮🇩 Pleasure craft 20 km away · 13.8 kn LS MARITIM 1 🇮🇩 Tug → CLASS B20 km away · Stopped

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