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
SELONIA
MMSI 205518090 · Call sign OT5180
Not yet on Master's MateType
Cargo
Flag
BELLength
80 m
Beam
10 m
Draft
2.5 m
Call sign
OT5180
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
45
Registered in Belgium, SELONIA is an 80-metre general cargo ship. She has a beam of 10 m and a draft measuring 2.5 metres. Look for MMSI 205518090, call sign OT5180. Bring SELONIA aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for commercial operators
Eyes on SELONIA, 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
Last known position · Jun 3, 2026
Position
52.3460° N, 10.5371° E
Wherever SELONIA roams, 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 SELONIA 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 SELONIA and switch it all on
Free to join · nothing to install to start · cancel anytime
About SELONIA
What kind of vessel is SELONIA?
SELONIA is a Cargo flagged to Belgium.
Where was SELONIA last seen?
SELONIA was last reported in around 52°N 11°E in Jun 2026 on public AIS.
What is SELONIA's MMSI?
SELONIA's MMSI is 205518090. Call sign OT5180.
How big is SELONIA?
SELONIA is about 80 m long, 10 m on the beam, drawing 2.5 m.
Is SELONIA on the Master's Mate Safety Initiative Network?
Not yet. If SELONIA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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