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Indonesia flag

TIRTA NIAGA V — Tug · IMO 9183051

IDUnder way using engine
World map showing the last known position of TIRTA NIAGA V at 3° 2.291' S, 111° 38.993' E
NSEW
Current PositionNo recent signal

TIRTA NIAGA V has not broadcast an AIS position for 5 days. Its most recent report placed it in the Java Sea, at 3.0382° S, 111.6499° E, on 3 Sep 2026, 22:06 UTC. It was sailing from GRESIK to KUMAI ANCH.

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Updated 4 days ago using terrestrial data
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Under way using engine
Current Navigational Status
1.1 kn
Speed
271.0°
/ 511°
Course / Heading
3.8 m
Static Draught
3.8 m
Current Draught

Voyage Tracker

Indonesia flag
GRESIKIDGRE
ATD
17:12 UTCAug 28, 2026
ETA
21:56 UTCSep 3, 2026
TIRTA NIAGA V

TIRTA NIAGA V

Identity

Tug
Type
Indonesia flagID
Flag
9183051
IMO Number
525015462
MMSI
YD 4775
Call Sign

Specifications

22 m × 8 m
Length × Breadth
1997-01-01
Year Built
N/A
Deadweight
125 t
Gross Tonnage
N/A
Engine Power
KIONG NGUONG SHIPBUILDING - SIBU, MALAYSIA
Builder
BIRO KLASIFIKASI
Class Society
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Dive into the fleet, port, and flag state that TIRTA NIAGA V is part of.

Flag State
All ID-flagged vessels
Browse every ship currently registered under the ID flag, with live AIS positions.
Vessel Type
Browse all Tugs
See the global fleet of tugs tracked on MarineRadar with live AIS data.
Departure Port
Port of GRESIK
Port traffic, arrivals and live vessel positions for GRESIK (IDGRE).
Destination Port
Port of KUMAI ANCH
Arrivals, berth specifications, and live vessel traffic for KUMAI ANCH (IDKUM).

About TIRTA NIAGA V

Identity · Ownership · Class · Route

TIRTA NIAGA V — Tug

Built in 1997, with a gross tonnage of 125 GT, TIRTA NIAGA V is a tug registered under the Indonesia flag. The vessel is built by KIONG NGUONG SHIPBUILDING - SIBU, MALAYSIA.

TIRTA NIAGA V route and voyage history

TIRTA NIAGA V is currently on a voyage from GRESIK to KUMAI ANCH with an estimated arrival on 2026-09-03T21:56:00Z. The live route and current course of TIRTA NIAGA V are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass.

Vessel class and identifiers

TIRTA NIAGA V is classed by BIRO KLASIFIKASI, which inspects the vessel against its safety and structural rules. Vessels in the same class as TIRTA NIAGA V can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 525015462
  • IMO: 9183051
  • Call sign: YD 4775
  • Vessel type: Tug
  • Flag state: Indonesia

Frequently Asked Questions

Where is TIRTA NIAGA V right now?+
TIRTA NIAGA V has not broadcast an AIS position for 5 days. The most recent broadcast placed it in the Java Sea, on 3 Sep 2026, 22:06 UTC. It was sailing from GRESIK to KUMAI ANCH. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.
What are the identifiers for TIRTA NIAGA V?+
TIRTA NIAGA V broadcasts MMSI 525015462 and is registered as IMO 9183051, with call sign YD 4775. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.
What type of ship is TIRTA NIAGA V?+
TIRTA NIAGA V is classified as a tug vessel registered under the ID flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tug fleet at /vessel-type/tug-pilot-vessel and full ID flag list at /flag/id.
How can I see the live position of TIRTA NIAGA V?+
MarineRadar shows the latest AIS broadcast from TIRTA NIAGA V above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.
How often is TIRTA NIAGA V's position updated?+
AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.
What class is TIRTA NIAGA V?+
TIRTA NIAGA V is classed by BIRO KLASIFIKASI, the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a tug, TIRTA NIAGA V sits in the same design class as the other tugs listed in the Similar Vessels section of the vessel page, or in the full tug directory at /vessel-type/tug-pilot-vessel. TIRTA NIAGA V has a gross tonnage of 125 GT.

TIRTA NIAGA V — Key Facts

MMSI
525015462
IMO number
9183051
Call sign
YD 4775
Vessel type
Tug
Flag state
ID
Navigation status
Under way using engine
Current speed
1.1 knots
Course over ground
271.0°
Heading
511°
Last known position
-3.0382°, 111.6499°
Destination
KUMAI ANCH
ETA
2026-09-03T21:56:00Z
Departure port
GRESIK
Actual time of departure
2026-08-28T17:12:00Z
Current draught
3.8 m
Maximum static draught
3.8 m
Year built
1997-01-01
Gross tonnage
125
Dead weight
0 t
AIS last updated
2026-09-03T22:06:00Z