Where is Jan Leenheer now?

Jan Leenheer (Tug, Netherlands flag) was last seen on AIS on Oct 5, 2026, 07:33 UTC, not moving, near Schiedam (North Sea). The crew-entered destination was NLRTM (voyage report via AISstream.io global terrestrial AIS, received Oct 5, 2026, 06:51 UTC). This report does not confirm the ship’s current route.

What kind of ship is Jan Leenheer?

Jan Leenheer is a tug sailing under the flag of Netherlands, built in 1969 by Howaldtswerke Hamburg. The vessel is 24.3 m long and has a gross tonnage of 127.

What sanctions and inspection records does Voydar hold for Jan Leenheer?

Voydar has no matched sanctions record displayed for Jan Leenheer from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for Jan Leenheer. Missing records do not establish whether the ship has been detained.

Jan Leenheer

Tug · Netherlands · built 1969 · AIS Class A

IMO6807591MMSI245569000Call signPDWULast AIS position Oct 5, 2026, 07:33 UTC

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In short

Jan Leenheer (Tug, Netherlands flag) was last seen on AIS on Oct 5, 2026, 07:33 UTC, not moving, near Schiedam (North Sea). Its crew-entered AIS destination is NLRTM (Rotterdam); its reported draught is 3.8 m (voyage report via AISstream.io global terrestrial AIS, received Oct 5, 2026, 06:51 UTC). Registered owner: Bonn & Mees Drijvende Bokken Beheer B.V. (source: ILT — Nederlands vlagregister (Netherlands flag register data)).

Current voyage: from Pernis (departed Sep 15, 2026, 17:18 UTC) to NLRTM (Rotterdam)

Vessel type: Tug
Flag: Netherlands
Year built: 1969
Gross tonnage: 127
Size (length × beam): 24 m
Registered owner: Bonn & Mees Drijvende Bokken Beheer B.V.

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Last reported position

received Oct 5, 2026, 07:33 UTC

Position: 51.894° N, 4.4169° E
Area: North Sea
StatusWhat do AIS statuses mean?: Restricted manoeuvrability
Speed: 0 kn
Course: 335°
Heading: 51°

51.894° N, 4.4169° E

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Last 30 days: 2 port calls (Pernis).

Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.

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Identity & particulars

Name: Jan Leenheer
IMO numberWhat is an IMO number?: 6807591
MMSIWhat is an MMSI?: 245569000
Call signWhat is a call sign?: PDWU
Flag: Netherlands
Vessel type: Tug
Gross tonnageGross tonnage vs deadweight: Source: ILT — Nederlands vlagregister (Netherlands flag register data), record 927. Added to Voydar on September 28, 2026. Licence: CC0 1.0 (ilent.nl site-wide).127
Net tonnage: Source: ILT — Nederlands vlagregister (Netherlands flag register data), record 927. Added to Voydar on September 28, 2026. Licence: CC0 1.0 (ilent.nl site-wide).38
Length overall: 24.3 m
Beam: —
Year built: 1969

A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.

Ownership & management

Each line shows where the fact comes from. Links backed by an identifier point to the company page.

Registered owner: Bonn & Mees Drijvende Bokken Beheer B.V.(not linked to a company record)
Source: ILT — Nederlands vlagregister (Netherlands flag register data) · reported · confidence 0.9 · retrieved Oct 1, 2026
Builder: Howaldtswerke Hamburg
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026
ULRICH.H(not linked to a company record)
Source: ILT — Nederlands vlagregister (Netherlands flag register data) · reported · confidence 0.9 · retrieved Oct 1, 2026

Timeline

Dated events for this ship from every source Voydar holds, newest first. Each line names its source; derived items say how they were derived.

Date	Event	Source
Sep 15, 2026, 17:18 UTC	Left PernisAIS-detected	Voydar port-call detector (AIS geofence)
Sep 15, 2026, 16:33 UTC	Arrived at PernisAIS-detected	Voydar port-call detector (AIS geofence)
Sep 13, 2026, 08:33 UTC	Left PernisAIS-detected	Voydar port-call detector (AIS geofence)
Sep 6, 2026, 04:47 UTC	Arrived at PernisAIS-detected	Voydar port-call detector (AIS geofence)
Jun 15, 2026, 15:15 UTC	Left BotlekAIS-detected	Voydar port-call detector (AIS geofence)
Jun 15, 2026, 13:24 UTC	Arrived at BotlekAIS-detected	Voydar port-call detector (AIS geofence)

Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.

Port calls

Two kinds of evidence, kept apart: calls Voydar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.

Detected from AIS AIS-detected

Port	Arrived	Departed	Time in port
Pernis NLPER	Sep 15, 2026, 16:33 UTC	Sep 15, 2026, 17:18 UTC	45 min
Pernis NLPER	Sep 6, 2026, 04:47 UTC	Sep 13, 2026, 08:33 UTC	7 d 3 h
Botlek NLBOT	Jun 15, 2026, 13:24 UTC	Jun 15, 2026, 15:15 UTC	1 h 51 min
Poortugaal NLPTG	Jun 15, 2026, 12:03 UTC	Jun 15, 2026, 13:22 UTC	1 h 19 min
Rotterdam NLRTM	Jun 15, 2026, 10:18 UTC	Jun 15, 2026, 12:03 UTC	1 h 45 min
Poortugaal NLPTG	Jun 15, 2026, 09:24 UTC	Jun 15, 2026, 10:01 UTC	37 min

Detected by Voydar when the ship's AIS positions stayed slow inside a harbour area. Calls shorter than 30 minutes are not shown. Depends on AIS reception; detection started on June 8, 2026.

Frequently asked questions

Where is Jan Leenheer now?: Jan Leenheer (Tug, Netherlands flag) was last seen on AIS on Oct 5, 2026, 07:33 UTC, not moving, near Schiedam (North Sea). The crew-entered destination was NLRTM (voyage report via AISstream.io global terrestrial AIS, received Oct 5, 2026, 06:51 UTC). This report does not confirm the ship’s current route.
What kind of ship is Jan Leenheer?: Jan Leenheer is a tug sailing under the flag of Netherlands, built in 1969 by Howaldtswerke Hamburg. The vessel is 24.3 m long and has a gross tonnage of 127.
Who is recorded as the owner or manager of Jan Leenheer?: Bonn & Mees Drijvende Bokken Beheer B.V. is recorded as Registered owner for Jan Leenheer (source: ILT — Nederlands vlagregister (Netherlands flag register data)). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for Jan Leenheer?: Voydar has no matched sanctions record displayed for Jan Leenheer from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for Jan Leenheer. Missing records do not establish whether the ship has been detained.

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