Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Tanker
STEN SUOMI
MMSI 255915982 · Call sign CQ2440
Not yet on Master's MateType
Tanker
Flag
PRTLength
144 m
Beam
23 m
Draft
8 m
Call sign
CQ2440
IMO
9378723
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
35
STEN SUOMI is a Portuguese 144-metre tank vessel. STEN SUOMI has a 23-metre beam and a 8 m draft. Her papers read MMSI 255915982, call sign CQ2440, IMO 9378723. STEN SUOMI is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for commercial operators
Eyes on STEN SUOMI, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 11:49 UTC
Position
51.9278° N, 3.7966° E
Status
At anchor
Speed
0.4 kn
Course
341°
Destination
NLRTM
ETA
06-08 15:00 UTC
Transiting the North Sea? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put STEN SUOMI on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim STEN SUOMI and switch it all on
Free to join · nothing to install to start · cancel anytime
About STEN SUOMI
What kind of vessel is STEN SUOMI?
STEN SUOMI is a Tanker flagged to Portugal.
Where was STEN SUOMI last seen?
STEN SUOMI was last reported in the North Sea in Jun 2026 on public AIS.
What is STEN SUOMI's MMSI?
STEN SUOMI's MMSI is 255915982. Call sign CQ2440. IMO 9378723.
How big is STEN SUOMI?
STEN SUOMI is about 144 m long, 23 m on the beam, drawing 8 m.
Is STEN SUOMI on the Master's Mate Safety Initiative Network?
Not yet. If STEN SUOMI is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.