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
Hai Chang
MMSI 477694900
Not yet on Master's MateFlag
HKGLength
179 m
IMO
9687198
AIS reports
2
On the Hong Kong registry, Hai Chang is a 179-metre boat. Officially she's MMSI 477694900, IMO 9687198. Hai Chang 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
Is Hai Chang 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.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 14:57 UTC
Position
32.2537° S, 115.7433° E
Status
Moored
Speed
0.0 kn
Course
318°
Destination
KWINANA
ETA
06-05 03:00 UTC
Wherever Hai Chang roams, 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Hai Chang 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 Hai Chang and switch it all on
Free to join · nothing to install to start · cancel anytime
About Hai Chang
What kind of vessel is Hai Chang?
Hai Chang is a vessel flagged to Hong Kong S.A.R..
What is Hai Chang's MMSI?
Hai Chang's MMSI is 477694900. IMO 9687198.
How big is Hai Chang?
Hai Chang is about 179 m long.
Is Hai Chang on the Master's Mate Safety Initiative Network?
Not yet. If Hai Chang is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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