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
CAROLINE S
MMSI 219001284 · Call sign OXMJ
Not yet on Master's MateType
Cargo
Flag
DNKLength
31 m
Beam
7 m
Draft
2.6 m
Call sign
OXMJ
IMO
5170109
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
68
Registered in Denmark, CAROLINE S is a 31-metre general cargo ship. Her hull carries a 7-metre beam and a draft measuring 2.6 metres. Her registration reads MMSI 219001284, call sign OXMJ, IMO 5170109. Bring CAROLINE S 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 CAROLINE S, 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
55.0587° N, 10.6163° E
Transiting 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.
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 CAROLINE S 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 CAROLINE S and switch it all on
Free to join · nothing to install to start · cancel anytime
About CAROLINE S
What kind of vessel is CAROLINE S?
CAROLINE S is a Cargo flagged to Denmark.
Where was CAROLINE S last seen?
CAROLINE S was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is CAROLINE S's MMSI?
CAROLINE S's MMSI is 219001284. Call sign OXMJ. IMO 5170109.
How big is CAROLINE S?
CAROLINE S is about 31 m long, 7 m on the beam, drawing 2.6 m.
Is CAROLINE S on the Master's Mate Safety Initiative Network?
Not yet. If CAROLINE S is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.