Dark Fleet Watch

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OASIS

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IMO9511387
MMSI461000237
FlagOMN
Type—
CallsignA4DR2
Last position26 September 2026 06:49 UTC

Observation status

AIS transmissions observed within the past 24 hours. The vessel appears to be transmitting normally.

Activity summary

Observations recorded2,430
First observed07 September 2026
Most recent observation26 September 2026

Track and movement

OASIS silhouette

NO VERIFIED IMAGE
IMO 9511387 — vessel type silhouette
Vessel previously named OLYMPIYSKY PROSPECT.

Dark Fleet Watch displays only photographs verified against the vessel's IMO. Where no verified photograph is held, a silhouette of the vessel's general type is shown in its place. IMO numbers are permanent identifiers; vessel names and flags can change through sale, reflag, or evasion of monitoring.

Positions in 7 days 1,238
Most recent observation 26 September 2026 07:24 UTC
Distance covered 1791.7 nm
Average speed when transmitting 11.6 kn

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Sanctions and regulatory listings

GUR_UA designated 11 September 2024 · removed 28 August 2026
UKSL designated 11 September 2024

Recent AIS gaps

24 Sep 2026 17:01 UTC 35h 58m gap, travelled 396.4 nm
24 Sep 2026 11:07 UTC 4h 55m gap, travelled 57.6 nm
23 Sep 2026 17:47 UTC 4h 37m gap, travelled 53.1 nm
22 Sep 2026 05:16 UTC 21h 54m gap, travelled 238.0 nm
19 Sep 2026 13:08 UTC 9h 49m gap, travelled 96.7 nm
17 Sep 2026 14:57 UTC 46h 0m gap, travelled 399.0 nm
15 Sep 2026 01:04 UTC 6h 49m gap, travelled 74.3 nm
11 Sep 2026 18:10 UTC 73h 25m gap, travelled 777.8 nm
10 Sep 2026 22:04 UTC 11h 31m gap, travelled 132.2 nm
08 Sep 2026 08:55 UTC 61h 9m gap, travelled 641.9 nm