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.
Passenger
CATHRIN
MMSI 219012639 · Call sign OWCT2
Not yet on Master's MateType
Passenger
Flag
DNKLength
19 m
Beam
6 m
Draft
2.4 m
Call sign
OWCT2
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
47
CATHRIN, a Danish passenger boat, measures 19 metres on deck. She's built with 6 metres in the beam and a 2.4 m draft. Her papers read MMSI 219012639, call sign OWCT2. CATHRIN is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard CATHRIN safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
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Live AIS position · Jun 9, 2026 05:04 UTC
Position
55.6864° N, 12.6053° E
Status
Under way (engine)
Speed
102.3 kn
Course
360°
Destination
KBH
ETA
05-03 18:00 UTC
Sailing the Baltic 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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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put CATHRIN on the map. It hands you the full bridge:
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.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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 CATHRIN and switch it all on
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About CATHRIN
What kind of vessel is CATHRIN?
CATHRIN is a Passenger flagged to Denmark.
Where was CATHRIN last seen?
CATHRIN was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is CATHRIN's MMSI?
CATHRIN's MMSI is 219012639. Call sign OWCT2.
How big is CATHRIN?
CATHRIN is about 19 m long, 6 m on the beam, drawing 2.4 m.
Is CATHRIN on the Master's Mate Safety Initiative Network?
Not yet. If CATHRIN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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