Indonesia flag

TB. MAHESA 102 — Tug · MMSI 525601428

IDClass B
World map showing the last known position of TB. MAHESA 102 at 6° 1.242' S, 105° 51.640' E
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Current PositionLast report

TB. MAHESA 102 was last reported under way in the Java Sea, at 6.0207° S, 105.8607° E, on 4 Nov 2026, 14:00 UTC. It was sailing from CILEGON to CILEGON with an ETA of 31 Oct 2026, 04:42 UTC.

Updated 2 days using terrestrial data
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Class B
Current Navigational Status
5.5 kn
Speed
234.0°
/ 511°
Course / Heading
---
Static Draught
---
Current Draught

Voyage Tracker

Indonesia flag
CILEGONIDCGN
ATD
03:20 UTCOct 31, 2026
Indonesia flag
CILEGONIDCGN
ETA
04:42 UTCOct 31, 2026
TB. MAHESA 102

TB. MAHESA 102

Identity

Tug
Type
Indonesia flagID
Flag
N/A
IMO Number
525601428
MMSI
YDA4898
Call Sign

Specifications

N/A
Length × Breadth
N/A
Year Built
N/A
Deadweight
N/A
Gross Tonnage
N/A
Engine Power
N/A
Builder
N/A
Class Society
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About TB. MAHESA 102

Identity · Ownership · Class · Route

TB. MAHESA 102 — Tug

TB. MAHESA 102 is a tug registered under the Indonesia flag.

TB. MAHESA 102 route and voyage history

TB. MAHESA 102 is currently on a voyage from CILEGON to CILEGON with an estimated arrival on 2026-10-31T04:42:00Z. The live route and current course of TB. MAHESA 102 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

Vessels in the same class as TB. MAHESA 102 can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 525601428
  • Call sign: YDA4898
  • Vessel type: Tug
  • Flag state: Indonesia

Frequently Asked Questions

Where is TB. MAHESA 102 right now?

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TB. MAHESA 102 was last reported under way in the Java Sea, on 4 Nov 2026, 14:00 UTC. It was sailing from CILEGON to CILEGON with an ETA of 31 Oct 2026, 04:42 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

What are the identifiers for TB. MAHESA 102?

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TB. MAHESA 102 broadcasts MMSI 525601428, with call sign YDA4898. 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 TB. MAHESA 102?

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TB. MAHESA 102 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 TB. MAHESA 102?

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MarineRadar shows the latest AIS broadcast from TB. MAHESA 102 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 TB. MAHESA 102's position updated?

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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 TB. MAHESA 102?

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As a tug, TB. MAHESA 102 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.

TB. MAHESA 102 — Key Facts

MMSI
525601428
Call sign
YDA4898
Vessel type
Tug
Flag state
ID
Navigation status
Class B
Current speed
5.5 knots
Course over ground
234.0°
Heading
511°
Last known position
-6.0207°, 105.8607°
Destination
CILEGON
ETA
2026-10-31T04:42:00Z
Departure port
CILEGON
Actual time of departure
2026-10-31T03:20:00Z
AIS last updated
2026-11-04T14:00:00Z