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Portugal flag

JOHN T.ESSBERGER — Tanker · IMO 9939797

PTUnder way using engine
World map showing the last known position of JOHN T.ESSBERGER at 63° 7.723' N, 20° 5.706' E
NSEW
Current PositionLive

JOHN T.ESSBERGER is currently under way in the Baltic Sea, at 63.1287° N, 20.0951° E, making 11.5 knots on a course of 211°. It is sailing from OULU to SANDARNE with an ETA of 9 Sep 2026, 09:00 UTC. AIS position received 8 Sep 2026, 20:37 UTC.

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Updated 2 minutes ago using terrestrial data
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Under way using engine
Current Navigational Status
11.5 kn
Speed
211.0°
/ 213°
Course / Heading
7.1 m
Static Draught
6 m
Current Draught

Voyage Tracker

Finland flag
OULUFIOUL
ATD
02:26 UTCSep 8, 2026
ETA
09:00 UTCSep 9, 2026
JOHN T.ESSBERGER

JOHN T.ESSBERGER

Identity

Tanker
Type
Portugal flagPT
Flag
9939797
IMO Number
255891000
MMSI
CQWX
Call Sign

Specifications

120 m × 18 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 JOHN T.ESSBERGER is part of.

Flag State
All PT-flagged vessels
Browse every ship currently registered under the PT flag, with live AIS positions.
Vessel Type
Browse all Tankers
See the global fleet of tankers tracked on MarineRadar with live AIS data.
Departure Port
Port of OULU
Port traffic, arrivals and live vessel positions for OULU (FIOUL).
Destination Port
Port of SANDARNE
Arrivals, berth specifications, and live vessel traffic for SANDARNE (SESAE).

About JOHN T.ESSBERGER

Identity · Ownership · Class · Route

JOHN T.ESSBERGER — Tanker

JOHN T.ESSBERGER is a tanker registered under the Portugal flag.

JOHN T.ESSBERGER route and voyage history

JOHN T.ESSBERGER is currently on a voyage from OULU to SANDARNE with an estimated arrival on 2026-09-09T09:00:00Z. The live route and current course of JOHN T.ESSBERGER 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 JOHN T.ESSBERGER can be seen in the Similar Vessels section above or in the full tanker fleet at /vessel-type/tanker.

  • MMSI: 255891000
  • IMO: 9939797
  • Call sign: CQWX
  • Vessel type: Tanker
  • Flag state: Portugal

Frequently Asked Questions

Where is JOHN T.ESSBERGER right now?+
JOHN T.ESSBERGER is currently under way in the Baltic Sea, within the Baltic Sea trade route. It is sailing from OULU to SANDARNE with an ETA of 9 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 JOHN T.ESSBERGER?+
JOHN T.ESSBERGER broadcasts MMSI 255891000 and is registered as IMO 9939797, with call sign CQWX. 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 JOHN T.ESSBERGER?+
JOHN T.ESSBERGER is classified as a tanker vessel registered under the PT flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tanker fleet at /vessel-type/tanker and full PT flag list at /flag/pt.
How can I see the live position of JOHN T.ESSBERGER?+
MarineRadar shows the latest AIS broadcast from JOHN T.ESSBERGER 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 JOHN T.ESSBERGER'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 JOHN T.ESSBERGER?+
As a tanker, JOHN T.ESSBERGER sits in the same design class as the other tankers listed in the Similar Vessels section of the vessel page, or in the full tanker directory at /vessel-type/tanker.

JOHN T.ESSBERGER — Key Facts

MMSI
255891000
IMO number
9939797
Call sign
CQWX
Vessel type
Tanker
Flag state
PT
Navigation status
Under way using engine
Current speed
11.5 knots
Course over ground
211.0°
Heading
213°
Last known position
63.1287°, 20.0951°
Destination
SANDARNE
ETA
2026-09-09T09:00:00Z
Departure port
OULU
Actual time of departure
2026-09-08T02:26:00Z
Current draught
6 m
Maximum static draught
7.1 m
Dead weight
0 t
AIS last updated
2026-09-08T20:37:00Z