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
DON JUAN
MMSI 255805740 · Call sign CQJH
Not yet on Master's MateType
Cargo
Flag
PRTLength
157 m
Beam
23 m
Draft
9 m
Call sign
CQJH
IMO
9394222
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
74
DON JUAN is an ocean freighter on the Portugal registry, 157 metres LOA. She has a beam of 23 m and a draft of 9 m. On AIS she shows as MMSI 255805740, call sign CQJH, IMO 9394222. The Master's Mate Safety Initiative Network welcomes DON JUAN — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on DON JUAN, 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
Live AIS position · Jun 9, 2026 10:24 UTC
Position
28.0845° N, 15.3896° W
Status
At anchor
Speed
0.7 kn
Course
116°
Transiting the North Atlantic? 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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Joining the Safety Initiative Network doesn't just put DON JUAN 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 DON JUAN and switch it all on
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About DON JUAN
What kind of vessel is DON JUAN?
DON JUAN is a Cargo flagged to Portugal.
Where was DON JUAN last seen?
DON JUAN was last reported in the North Atlantic in Jun 2026 on public AIS.
What is DON JUAN's MMSI?
DON JUAN's MMSI is 255805740. Call sign CQJH. IMO 9394222.
How big is DON JUAN?
DON JUAN is about 157 m long, 23 m on the beam, drawing 9 m.
Is DON JUAN on the Master's Mate Safety Initiative Network?
Not yet. If DON JUAN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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