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São Tomé & Príncipe flag

ACE 8 — Tug · IMO 1138490

STAt anchor
World map showing the last known position of ACE 8 at 22° 2.191' N, 113° 59.281' E
NSEW
Current PositionLive

ACE 8 is currently at anchor in the South China Sea, at 22.0365° N, 113.9880° E. It is sailing from SINGAPORE to SINGAPORE with an ETA of 1 Sep 2026, 09:00 UTC. AIS position received 8 Sep 2026, 14:17 UTC.

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Updated 37 minutes ago using terrestrial data
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At anchor
Current Navigational Status
0.1 kn
Speed
96.0°
/ 272°
Course / Heading
---
Static Draught
3.6 m
Current Draught

Voyage Tracker

ATD
N/A
ETA
09:00 UTCSep 1, 2026
ACE 8

ACE 8

Identity

Tug
Type
São Tomé & Príncipe flagST
Flag
1138490
IMO Number
668116271
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 ACE 8 is part of.

Flag State
All ST-flagged vessels
Browse every ship currently registered under the ST 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 SINGAPORE
Port traffic, arrivals and live vessel positions for SINGAPORE (SGSIN).

About ACE 8

Identity · Ownership · Class · Route

ACE 8 — Tug

ACE 8 is a tug registered under the Sao Tome and Principe flag.

ACE 8 route and voyage history

ACE 8 is currently on a voyage from SINGAPORE to SINGAPORE with an estimated arrival on 2026-09-01T09:00:00Z. The live route and current course of ACE 8 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 ACE 8 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 ACE 8 right now?+
ACE 8 is currently at anchor in the South China Sea. It is sailing from SINGAPORE to SINGAPORE with an ETA of 1 Sep 2026, 09:00 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 ACE 8?+
ACE 8 broadcasts MMSI 668116271 and is registered as IMO 1138490. 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 ACE 8?+
ACE 8 is classified as a tug vessel registered under the ST 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 ST flag list at /flag/st.
How can I see the live position of ACE 8?+
MarineRadar shows the latest AIS broadcast from ACE 8 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 ACE 8'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 ACE 8?+
As a tug, ACE 8 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.

ACE 8 — Key Facts

MMSI
668116271
IMO number
1138490
Vessel type
Tug
Flag state
ST
Navigation status
At anchor
Current speed
0.1 knots
Course over ground
96.0°
Heading
272°
Last known position
22.0365°, 113.9880°
Destination
SINGAPORE
ETA
2026-09-01T09:00:00Z
Departure port
SINGAPORE
Current draught
3.6 m
AIS last updated
2026-09-08T14:17:00Z