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CEPHEUS — Tug · IMO 9541552

BRUnder way using engine
World map showing the last known position of CEPHEUS at 32° 7.347' S, 52° 6.139' W
NSEW
Current PositionLive

CEPHEUS is currently under way in the South Atlantic Ocean, at 32.1224° S, 52.1023° W, making 0.0 knots on a course of 307°. It is sailing from RIO GRANDE to RIO GRANDE with an ETA of 19 Jul 2026, 14:06 UTC. AIS position received 8 Sep 2026, 13:45 UTC.

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Updated 21 minutes ago using terrestrial data
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Under way using engine
Current Navigational Status
0.0 kn
Speed
307.0°
/ 511°
Course / Heading
6.1 m
Static Draught
6.1 m
Current Draught

Voyage Tracker

ATD
21:52 UTCJul 15, 2026
ETA
14:06 UTCJul 19, 2026
CEPHEUS

CEPHEUS

Identity

Tug
Type
Brazil flagBR
Flag
9541552
IMO Number
710004490
MMSI
PP8405
Call Sign

Specifications

24 m × 11 m
Length × Breadth
2009-01-01
Year Built
112 t
Deadweight
250 t
Gross Tonnage
N/A
Engine Power
WILSON SONS - RIO DE JANEIRO, BRAZIL
Builder
LLOYD'S SHIPPING REGISTER
Class Society
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Dive into the fleet, port, and flag state that CEPHEUS is part of.

Flag State
All BR-flagged vessels
Browse every ship currently registered under the BR 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 RIO GRANDE
Port traffic, arrivals and live vessel positions for RIO GRANDE (BRRIG).

About CEPHEUS

Identity · Ownership · Class · Route

CEPHEUS — Tug

Built in 2009, with a gross tonnage of 250 GT, and a dead weight of 112 tonnes, CEPHEUS is a tug registered under the Brazil flag. The vessel is built by WILSON SONS - RIO DE JANEIRO, BRAZIL.

CEPHEUS route and voyage history

CEPHEUS is currently on a voyage from RIO GRANDE to RIO GRANDE with an estimated arrival on 2026-07-19T14:06:00Z. The live route and current course of CEPHEUS 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

CEPHEUS is classed by LLOYD'S SHIPPING REGISTER, which inspects the vessel against its safety and structural rules. Vessels in the same class as CEPHEUS can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 710004490
  • IMO: 9541552
  • Call sign: PP8405
  • Vessel type: Tug
  • Flag state: Brazil

Frequently Asked Questions

Where is CEPHEUS right now?+
CEPHEUS is currently under way in the South Atlantic Ocean. It is sailing from RIO GRANDE to RIO GRANDE with an ETA of 19 Jul 2026, 14:06 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 CEPHEUS?+
CEPHEUS broadcasts MMSI 710004490 and is registered as IMO 9541552, with call sign PP8405. 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 CEPHEUS?+
CEPHEUS is classified as a tug vessel registered under the BR 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 BR flag list at /flag/br.
How can I see the live position of CEPHEUS?+
MarineRadar shows the latest AIS broadcast from CEPHEUS 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 CEPHEUS'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 CEPHEUS?+
CEPHEUS is classed by LLOYD'S SHIPPING REGISTER, the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a tug, CEPHEUS 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. CEPHEUS has a gross tonnage of 250 GT.

CEPHEUS — Key Facts

MMSI
710004490
IMO number
9541552
Call sign
PP8405
Vessel type
Tug
Flag state
BR
Navigation status
Under way using engine
Current speed
0.0 knots
Course over ground
307.0°
Heading
511°
Last known position
-32.1224°, -52.1023°
Destination
RIO GRANDE
ETA
2026-07-19T14:06:00Z
Departure port
RIO GRANDE
Actual time of departure
2026-07-15T21:52:00Z
Current draught
6.1 m
Maximum static draught
6.1 m
Year built
2009-01-01
Gross tonnage
250
Dead weight
112 t
AIS last updated
2026-09-08T13:45:00Z