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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.
Vessel

St. John

MMSI 229949000

Not yet on Master's Mate
Flag
MLTMLT
Length
171 m
IMO
9634646
AIS reports
2

St. John is a Maltese boat — 171 metres overall. Find her under MMSI 229949000, IMO 9634646. Put St. John on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.

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Is St. John 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.

Claim this boat — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Live AIS position · Jun 9, 2026 08:25 UTC
Position
10.7814° N, 61.6557° W
Status
Under way (engine)
Speed
13.6 kn
Course
66°
Destination
GYGEO
ETA
06-08 04:00 UTC
Crossing the Caribbean? 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 St. John 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 St. John and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About St. John

What kind of vessel is St. John?
St. John is a vessel flagged to Malta.
Where was St. John last seen?
St. John was last reported in the Caribbean on public AIS.
What is St. John's MMSI?
St. John's MMSI is 229949000. IMO 9634646.
How big is St. John?
St. John is about 171 m long.
Is St. John on the Master's Mate Safety Initiative Network?
Not yet. If St. John is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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