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.
Pleasure Craft
HEOL 4
MMSI 227525830 · Call sign FU5372
Not yet on Master's MateType
Pleasure Craft
Flag
FRALength
12 m
Beam
4 m
Call sign
FU5372
First reported
May 2026
Last reported
May 2026
AIS reports
85
HEOL 4 is a French cruising boat — 12 metres overall. She carries a beam measuring 4 metres. She broadcasts as MMSI 227525830, call sign FU5372. HEOL 4 belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for recreational captains
Keep HEOL 4 looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · May 15, 2026
Position
14.5951° N, 61.0416° W
Cruising 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.
Free with your claim · for recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HEOL 4 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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 HEOL 4 and switch it all on
Free to join · nothing to install to start · cancel anytime
About HEOL 4
What kind of vessel is HEOL 4?
HEOL 4 is a Pleasure Craft flagged to France.
Where was HEOL 4 last seen?
HEOL 4 was last reported in the Caribbean in May 2026 on public AIS.
What is HEOL 4's MMSI?
HEOL 4's MMSI is 227525830. Call sign FU5372.
How big is HEOL 4?
HEOL 4 is about 12 m long, 4 m on the beam.
Is HEOL 4 on the Master's Mate Safety Initiative Network?
Not yet. If HEOL 4 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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