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Indonesia flag

TB JOHAN JAYA 177 — Tug · MMSI 525701204

IDClass B
World map showing the last known position of TB JOHAN JAYA 177 at 2° 17.502' S, 104° 49.775' E
NSEW
Current PositionNo recent signal

TB JOHAN JAYA 177 has not broadcast an AIS position for 4 days. Its most recent report placed it in the Indian Ocean, at 2.2917° S, 104.8296° E, on 5 Sep 2026, 03:15 UTC. It was sailing from PANGKALAN SUSU to PALEMBANG.

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Updated 3 days ago using terrestrial data
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Class B
Current Navigational Status
6.5 kn
Speed
223.9°
/ 511°
Course / Heading
---
Static Draught
---
Current Draught

Voyage Tracker

ATD
00:01 UTCAug 17, 2026
ETA
00:33 UTCSep 5, 2026
TB JOHAN JAYA 177

TB JOHAN JAYA 177

Identity

Tug
Type
Indonesia flagID
Flag
N/A
IMO Number
525701204
MMSI
YDC3814
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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Dive into the fleet, port, and flag state that TB JOHAN JAYA 177 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 PANGKALAN SUSU
Port traffic, arrivals and live vessel positions for PANGKALAN SUSU (IDPKS).
Destination Port
Port of PALEMBANG
Arrivals, berth specifications, and live vessel traffic for PALEMBANG (IDPLM).

About TB JOHAN JAYA 177

Identity · Ownership · Class · Route

TB JOHAN JAYA 177 — Tug

TB JOHAN JAYA 177 is a tug registered under the Indonesia flag.

TB JOHAN JAYA 177 route and voyage history

TB JOHAN JAYA 177 is currently on a voyage from PANGKALAN SUSU to PALEMBANG with an estimated arrival on 2026-09-05T00:33:00Z. The live route and current course of TB JOHAN JAYA 177 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 JOHAN JAYA 177 can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 525701204
  • Call sign: YDC3814
  • Vessel type: Tug
  • Flag state: Indonesia

Frequently Asked Questions

Where is TB JOHAN JAYA 177 right now?+
TB JOHAN JAYA 177 has not broadcast an AIS position for 4 days. The most recent broadcast placed it in the Indian Ocean, on 5 Sep 2026, 03:15 UTC. It was sailing from PANGKALAN SUSU to PALEMBANG. 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 TB JOHAN JAYA 177?+
TB JOHAN JAYA 177 broadcasts MMSI 525701204, with call sign YDC3814. 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 JOHAN JAYA 177?+
TB JOHAN JAYA 177 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 JOHAN JAYA 177?+
MarineRadar shows the latest AIS broadcast from TB JOHAN JAYA 177 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 JOHAN JAYA 177'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 TB JOHAN JAYA 177?+
As a tug, TB JOHAN JAYA 177 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 JOHAN JAYA 177 — Key Facts

MMSI
525701204
Call sign
YDC3814
Vessel type
Tug
Flag state
ID
Navigation status
Class B
Current speed
6.5 knots
Course over ground
223.9°
Heading
511°
Last known position
-2.2917°, 104.8296°
Destination
PALEMBANG
ETA
2026-09-05T00:33:00Z
Departure port
PANGKALAN SUSU
Actual time of departure
2026-08-17T00:01:00Z
AIS last updated
2026-09-05T03:15:41Z