Superyacht Watch

The public record of superyacht movements

39 m sailing yacht · Marshall Islands flag

MUMU

At anchor in open water since 31 Aug 2026 — 4 days so far. Last signal 5 Sep 2026, 08:36 UTC.

MUMU is a 39 m sailing yacht registered under the Marshall Islands flag, on the record since 13 Jul 2026.

Map of the last recorded position of MUMU, about 3 km off Port de Saint-Tropez

Last recorded position, about 3 km off Port de Saint-Tropez, rounded to ~100 m, as of 5 Sep 2026, 08:36 UTC. Imagery ©Mapbox ©OpenStreetMap

The last 90 days

JulAugSeptAt anchor (open water), 13 Jul 2026 – 18 Jul 2026 (5 days)At anchor (open water), 18 Jul 2026 – 24 Jul 2026 (6 days)At anchor (open water), 24 Jul 2026 – 24 Jul 2026 (2 hours)At anchor (open water), 25 Jul 2026 – 18 Aug 2026 (24 days)At anchor (open water), 18 Aug 2026 – 31 Aug 2026 (13 days)At anchor (open water), 31 Aug 2026 – 31 Aug 2026 (12 hours)At anchor (open water), since 31 Aug 2026
In portAt anchorGaps: underway or outside the monitored area

Port calls

ArrivedDepartedPlaceTime in port
31 Aug 2026Still at anchorAt anchor (open water)
31 Aug 202631 Aug 2026At anchor (open water)12 hours
18 Aug 202631 Aug 2026At anchor (open water)13 days
25 Jul 202618 Aug 2026At anchor (open water)24 days
24 Jul 202624 Jul 2026At anchor (open water)2 hours
18 Jul 202624 Jul 2026At anchor (open water)6 days
13 Jul 202618 Jul 2026At anchor (open water)5 days

Movement log

21 Jul 2026

Time (UTC)EventPlace
New destinationfor Cogolin_

13 Jul 2026

Time (UTC)EventPlace
First recorded

Economic footprint

At 39 m, MUMU represents an estimated €5,900 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
MUMU
Type
Sailing Yacht
Length overall
39 m
Beam
9 m
Flag
Marshall Islands
MMSI
538071681
IMO
0
Callsign
V7A5191
First recorded
13 Jul 2026
Last signal
5 Sep 2026, 08:36 UTC

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