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
LEONIDIO
MMSI 229648000 · Call sign 9HA3483
Not yet on Master's MateType
Cargo
Flag
MLTLength
255 m
Beam
37 m
Draft
12.4 m
Call sign
9HA3483
IMO
9618587
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
36
On the Maltese registry, LEONIDIO is a 255-metre cargo vessel. LEONIDIO has 37 metres in the beam and a 12.4-metre draft. Look for MMSI 229648000, call sign 9HA3483, IMO 9618587. LEONIDIO can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for commercial operators
Eyes on LEONIDIO, 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 4, 2026
Position
54.8663° N, 10.8363° 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 LEONIDIO 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 LEONIDIO and switch it all on
Free to join · nothing to install to start · cancel anytime
About LEONIDIO
What kind of vessel is LEONIDIO?
LEONIDIO is a Cargo flagged to Malta.
Where was LEONIDIO last seen?
LEONIDIO was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is LEONIDIO's MMSI?
LEONIDIO's MMSI is 229648000. Call sign 9HA3483. IMO 9618587.
How big is LEONIDIO?
LEONIDIO is about 255 m long, 37 m on the beam, drawing 12.4 m.
Is LEONIDIO on the Master's Mate Safety Initiative Network?
Not yet. If LEONIDIO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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