Superyacht Watch

The public record of superyacht movements

26 m motor yacht · United Kingdom flag

J4

At anchor in open water since 23 Oct 2026 — 16 days so far. Last signal 8 Nov 2026, 05:42 UTC.

J4 is a 26 m motor yacht registered under the United Kingdom flag, on the record since 22 Aug 2026. The last 90 days show 1 port call, with the most harbour time at Port Adriano, plus 4 spells at anchor in open water.

Map of the last recorded position of J4, less than a kilometre off STP Palma

Last recorded position, less than a kilometre off STP Palma, as of 8 Nov 2026, 05:42 UTC. Imagery ©Mapbox ©OpenStreetMap

Find J4 on the interactive map →

The last 90 days

SeptOctNovAt anchor (open water), 22 Aug 2026 – 24 Sep 2026 (34 days)Port Adriano, 24 Sep 2026 – 5 Oct 2026 (11 days)At anchor (open water), 7 Oct 2026 – 21 Oct 2026 (14 days)At anchor (open water), 21 Oct 2026 – 23 Oct 2026 (46 hours)At anchor (open water), since 23 Oct 2026
In portAt anchorGaps: underway or outside the monitored area

Port calls

Palma: 1PALMA
Harbours J4 has called at around the Balearics, sized by number of recorded calls.
ArrivedDepartedPlaceTime in port
23 Oct 2026Still at anchorAt anchor (open water)—
21 Oct 202623 Oct 2026At anchor (open water)46 hours
7 Oct 202621 Oct 2026At anchor (open water)14 days
24 Sep 20265 Oct 2026Port Adriano11 days
22 Aug 202624 Sep 2026At anchor (open water)34 days

Movement log

5 Oct 2026

Time (UTC)EventPlace
DepartedPort Adriano

24 Sep 2026

Time (UTC)EventPlace
Reappeared—
ArrivedPort Adriano

22 Aug 2026

Time (UTC)EventPlace
First recorded—

Economic footprint

At 26 m, J4 represents an estimated €1,800 a day in running spend — crew, berthing, fuel, maintenance and provisioning — much of it landing wherever the yacht is lying. An order-of-magnitude estimate, not an account: how it is derived.

Registry particulars

Name
J4
Type
Motor Yacht
Length overall
26 m
Beam
6 m
Flag
United Kingdom
MMSI
232031943
IMO
—
Callsign
MILA9
First recorded
22 Aug 2026
Last signal
8 Nov 2026, 05:42 UTC

Particulars as broadcast over AIS; dimensions are the transmitted hull values. Vessel operators: see the privacy & takedown policy.