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Indonesia flag

TB PATRIA 1 — Sailing Vessel · MMSI 525500621

IDUnder way sailing
World map showing the last known position of TB PATRIA 1 at 3° 40.693' S, 114° 29.788' E
NSEW
Current PositionNo recent signal

TB PATRIA 1 has not broadcast an AIS position for 12 days. Its most recent report placed it in the Java Sea, at 3.6782° S, 114.4965° E, on 27 Aug 2026, 21:36 UTC. It was sailing from CILEGON to TABONEO ANCH.

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Updated 11 days ago using terrestrial data
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Under way sailing
Current Navigational Status
0.1 kn
Speed
119.0°
/ 173°
Course / Heading
3 m
Static Draught
3 m
Current Draught

Voyage Tracker

Indonesia flag
CILEGONIDCGN
ATD
22:10 UTCJul 24, 2026
ETA
23:53 UTCAug 18, 2026
TB PATRIA 1

TB PATRIA 1

Identity

Sailing Vessel
Type
Indonesia flagID
Flag
N/A
IMO Number
525500621
MMSI
YDA4512
Call Sign

Specifications

14 m × 13 m
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 PATRIA 1 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 Sailing Vessels
See the global fleet of sailing vessels tracked on MarineRadar with live AIS data.
Departure Port
Port of CILEGON
Port traffic, arrivals and live vessel positions for CILEGON (IDCGN).
Destination Port
Port of TABONEO ANCH
Arrivals, berth specifications, and live vessel traffic for TABONEO ANCH (IDTAB).

About TB PATRIA 1

Identity · Ownership · Class · Route

TB PATRIA 1 — Sailing Vessel

TB PATRIA 1 is a sailing vessel registered under the Indonesia flag.

TB PATRIA 1 route and voyage history

TB PATRIA 1 is currently on a voyage from CILEGON to TABONEO ANCH with an estimated arrival on 2026-08-18T23:53:00Z. The live route and current course of TB PATRIA 1 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 PATRIA 1 can be seen in the Similar Vessels section above or in the full sailing vessel fleet at /vessel-type/yacht.

Frequently Asked Questions

Where is TB PATRIA 1 right now?+
TB PATRIA 1 has not broadcast an AIS position for 12 days. The most recent broadcast placed it in the Java Sea, on 27 Aug 2026, 21:36 UTC. It was sailing from CILEGON to TABONEO 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 TB PATRIA 1?+
TB PATRIA 1 broadcasts MMSI 525500621, with call sign YDA4512. 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 PATRIA 1?+
TB PATRIA 1 is classified as a sailing vessel vessel registered under the ID flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full sailing vessel fleet at /vessel-type/yacht and full ID flag list at /flag/id.
How can I see the live position of TB PATRIA 1?+
MarineRadar shows the latest AIS broadcast from TB PATRIA 1 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 PATRIA 1'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 PATRIA 1?+
As a sailing vessel, TB PATRIA 1 sits in the same design class as the other sailing vessels listed in the Similar Vessels section of the vessel page, or in the full sailing vessel directory at /vessel-type/yacht.

TB PATRIA 1 — Key Facts

MMSI
525500621
Call sign
YDA4512
Vessel type
Sailing Vessel
Flag state
ID
Navigation status
Under way sailing
Current speed
0.1 knots
Course over ground
119.0°
Heading
173°
Last known position
-3.6782°, 114.4965°
Destination
TABONEO ANCH
ETA
2026-08-18T23:53:00Z
Departure port
CILEGON
Actual time of departure
2026-07-24T22:10:00Z
Current draught
3 m
Maximum static draught
3 m
Dead weight
0 t
AIS last updated
2026-08-27T21:36:00Z