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.
Diving
KATRINE
MMSI 257075720 · Call sign LH3451
Not yet on Master's MateType
Diving
Flag
NORLength
15 m
Beam
4 m
Draft
1 m
Call sign
LH3451
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
20
A Norwegian vessel, KATRINE measures 15 metres. Her hull carries a 4-metre beam and a draft of 1 m. Her registration reads MMSI 257075720, call sign LH3451. Bring KATRINE aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
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Is KATRINE your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
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Last known position · Jun 4, 2026
Position
60.1751° N, 5.3788° E
Crossing the North Sea? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put KATRINE 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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim KATRINE and switch it all on
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About KATRINE
What kind of vessel is KATRINE?
KATRINE is a Diving flagged to Norway.
Where was KATRINE last seen?
KATRINE was last reported in the North Sea in Jun 2026 on public AIS.
What is KATRINE's MMSI?
KATRINE's MMSI is 257075720. Call sign LH3451.
How big is KATRINE?
KATRINE is about 15 m long, 4 m on the beam, drawing 1 m.
Is KATRINE on the Master's Mate Safety Initiative Network?
Not yet. If KATRINE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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