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.
Cargo
OSIRIS
MMSI 205543390 · Call sign OT5433
Not yet on Master's MateType
Cargo
Flag
BELLength
112 m
Beam
29 m
Draft
2 m
Call sign
OT5433
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
On the Belgian registry, OSIRIS is an 112-metre general cargo ship. She has a beam measuring 29 metres and a draft measuring 2 metres. Her registration reads MMSI 205543390, call sign OT5433. The Master's Mate Safety Initiative Network welcomes OSIRIS — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on OSIRIS, 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 05:43 UTC
Position
51.2538° N, 4.4124° E
Status
Moored
Speed
0.0 kn
Course
360°
Destination
382
ETA
12-10 04:31 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 OSIRIS 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 OSIRIS and switch it all on
Free to join · nothing to install to start · cancel anytime
About OSIRIS
What kind of vessel is OSIRIS?
OSIRIS is a Cargo flagged to Belgium.
Where was OSIRIS last seen?
OSIRIS was last reported in the North Sea in Jun 2026 on public AIS.
What is OSIRIS's MMSI?
OSIRIS's MMSI is 205543390. Call sign OT5433.
How big is OSIRIS?
OSIRIS is about 112 m long, 29 m on the beam, drawing 2 m.
Is OSIRIS on the Master's Mate Safety Initiative Network?
Not yet. If OSIRIS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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