Dark Fleet Watch

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H.CONSTANCE

D E S I G N A T E D  ·  T R A C K E D  ·  R E P O R T E D

IMO9237773
MMSI352002009
FlagPAN
Type—
Callsign3E2177
Last position17 September 2026 05:43 UTC

Observation status

Last AIS transmission observed 9 days ago. This length of silence is notable for a vessel of this type and warrants observation.

Activity summary

Observations recorded8
First observed17 September 2026
Most recent observation17 September 2026

Last known position

Coordinates3.2157° N, 105.4491° E
Date last observed17 September 2026

This vessel was last observed transmitting AIS from the open ocean area before going dark. Subsequent movements are not visible to Dark Fleet Watch.

Track and movement

H.CONSTANCE

H.CONSTANCE — IMO 9237773
Photograph from Dark Fleet Watch archive.
Vessel previously named H. CONSTANCE.

Vessel names may differ from the photograph. IMO numbers are permanent identifiers; vessel names and flags can change through sale, reflag, or evasion of monitoring.

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Sanctions and regulatory listings

OFAC_SDN designated 08 May 2026