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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

Yong Jun

MMSI 667003047

Not yet on Master's Mate
Flag
SLESLE
Length
98 m
IMO
9586394
AIS reports
2

Yong Jun is a vessel hailing from Sierra Leone, 98 metres LOA. Officially she's MMSI 667003047, IMO 9586394. Yong Jun can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.

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Is Yong Jun 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.

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

Wherever Yong Jun roams, 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 Yong Jun 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 Yong Jun and switch it all on
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About Yong Jun

What kind of vessel is Yong Jun?
Yong Jun is a vessel flagged to Sierra Leone.
What is Yong Jun's MMSI?
Yong Jun's MMSI is 667003047. IMO 9586394.
How big is Yong Jun?
Yong Jun is about 98 m long.
Is Yong Jun on the Master's Mate Safety Initiative Network?
Not yet. If Yong Jun is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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