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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

Josco Runzhou

MMSI 477493200

Not yet on Master's Mate
Flag
HKGHKG
Length
197 m
IMO
9459644
AIS reports
2

Josco Runzhou is a craft on the Hong Kong registry, spanning 197 metres. On AIS she appears as MMSI 477493200, IMO 9459644. Sign Josco Runzhou up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.

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Wherever Josco Runzhou 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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Joining the Safety Initiative Network doesn't just put Josco Runzhou 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 Josco Runzhou and switch it all on
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About Josco Runzhou

What kind of vessel is Josco Runzhou?
Josco Runzhou is a vessel flagged to Hong Kong S.A.R..
What is Josco Runzhou's MMSI?
Josco Runzhou's MMSI is 477493200. IMO 9459644.
How big is Josco Runzhou?
Josco Runzhou is about 197 m long.
Is Josco Runzhou on the Master's Mate Safety Initiative Network?
Not yet. If Josco Runzhou is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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