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.
Sailing
MATHILDE 5
MMSI 257506940 · Call sign LK4984
Not yet on Master's MateType
Sailing
Flag
NORLength
11 m
Beam
4 m
Draft
2 m
Call sign
LK4984
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
A Norwegian cruising yacht, MATHILDE 5 measures 11 metres. MATHILDE 5 has a beam of 4 m and a 2 m draft. Her papers read MMSI 257506940, call sign LK4984. There's a place for MATHILDE 5 on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for cruisers
Sleep easy on the hook aboard MATHILDE 5.
GPS-precise anchor-drag alarms, ETA-calibrated weather routing, worldwide charts, and cruisers watching each other’s backs.
Set her anchor watch — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
63.1208° N, 7.7305° E
Sailing the Norwegian coast? 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 cruisers
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put MATHILDE 5 on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Claim MATHILDE 5 and switch it all on
Free to join · nothing to install to start · cancel anytime
About MATHILDE 5
What kind of vessel is MATHILDE 5?
MATHILDE 5 is a Sailing flagged to Norway.
Where was MATHILDE 5 last seen?
MATHILDE 5 was last reported in the Norwegian coast in Jun 2026 on public AIS.
What is MATHILDE 5's MMSI?
MATHILDE 5's MMSI is 257506940. Call sign LK4984.
How big is MATHILDE 5?
MATHILDE 5 is about 11 m long, 4 m on the beam, drawing 2 m.
Is MATHILDE 5 on the Master's Mate Safety Initiative Network?
Not yet. If MATHILDE 5 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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