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Indonesia flag

FPS 21 — Tug · MMSI 525500965

IDClass B
World map showing the last known position of FPS 21 at 7° 9.516' S, 112° 40.793' E
NSEW
Current PositionLive

FPS 21 is currently positioned in the Java Sea, at 7.1586° S, 112.6799° E. It is sailing from KARIANGAU to GRESIK with an ETA of 29 Jul 2026, 08:35 UTC. AIS position received 8 Sep 2026, 19:26 UTC.

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Updated 27 minutes ago using terrestrial data
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Class B
Current Navigational Status
0.0 kn
Speed
0.0°
/ 511°
Course / Heading
---
Static Draught
---
Current Draught

Voyage Tracker

ATD
14:01 UTCAug 6, 2026
Indonesia flag
GRESIKIDGRE
ETA
08:35 UTCJul 29, 2026
FPS 21

FPS 21

Identity

Tug
Type
Indonesia flagID
Flag
N/A
IMO Number
525500965
MMSI
N/A
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 FPS 21 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 KARIANGAU
Port traffic, arrivals and live vessel positions for KARIANGAU (IDKRG).
Destination Port
Port of GRESIK
Arrivals, berth specifications, and live vessel traffic for GRESIK (IDGRE).

About FPS 21

Identity · Ownership · Class · Route

FPS 21 — Tug

FPS 21 is a tug registered under the Indonesia flag.

FPS 21 route and voyage history

FPS 21 is currently on a voyage from KARIANGAU to GRESIK with an estimated arrival on 2026-07-29T08:35:00Z. The live route and current course of FPS 21 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 FPS 21 can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

Frequently Asked Questions

Where is FPS 21 right now?+
FPS 21 is currently in the Java Sea. It is sailing from KARIANGAU to GRESIK with an ETA of 29 Jul 2026, 08:35 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 FPS 21?+
FPS 21 broadcasts MMSI 525500965. 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 FPS 21?+
FPS 21 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 FPS 21?+
MarineRadar shows the latest AIS broadcast from FPS 21 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 FPS 21'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 FPS 21?+
As a tug, FPS 21 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.

FPS 21 — Key Facts

MMSI
525500965
Vessel type
Tug
Flag state
ID
Navigation status
Class B
Current speed
0.0 knots
Course over ground
0.0°
Heading
511°
Last known position
-7.1586°, 112.6799°
Destination
GRESIK
ETA
2026-07-29T08:35:00Z
Departure port
KARIANGAU
Actual time of departure
2026-08-06T14:01:00Z
AIS last updated
2026-09-08T19:26:50Z