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 MOSTER
MMSI 257840000 · Call sign LAOW8
Not yet on Master's MateType
Tanker
Flag
NORLength
144 m
Beam
23 m
Draft
6.3 m
Call sign
LAOW8
IMO
9341184
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
65
STEN MOSTER is a Norwegian tank vessel, 144 metres LOA. She has a 23-metre beam and a draft of 6.3 m. She's on record as MMSI 257840000, call sign LAOW8, IMO 9341184. Give STEN MOSTER the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for commercial operators
Eyes on STEN MOSTER, 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 15:26 UTC
Position
51.9356° N, 4.0603° E
Status
Moored
Speed
0.0 kn
Course
188°
Destination
NL RTM
ETA
06-08 19:00 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.
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Joining the Safety Initiative Network doesn't just put STEN MOSTER 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 MOSTER and switch it all on
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About STEN MOSTER
What kind of vessel is STEN MOSTER?
STEN MOSTER is a Tanker flagged to Norway.
Where was STEN MOSTER last seen?
STEN MOSTER was last reported in the North Sea in Jun 2026 on public AIS.
What is STEN MOSTER's MMSI?
STEN MOSTER's MMSI is 257840000. Call sign LAOW8. IMO 9341184.
How big is STEN MOSTER?
STEN MOSTER is about 144 m long, 23 m on the beam, drawing 6.3 m.
Is STEN MOSTER on the Master's Mate Safety Initiative Network?
Not yet. If STEN MOSTER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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