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
Tian Shou
MMSI 477915600
Not yet on Master's MateFlag
HKGLength
189.9 m
IMO
9704752
AIS reports
2
Tian Shou, a vessel hailing from Hong Kong, measures 189.9 metres on deck. She's on record as MMSI 477915600, IMO 9704752. Add Tian Shou to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card
Is Tian Shou 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
Wherever Tian Shou 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 Tian Shou 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 Tian Shou and switch it all on
Free to join · nothing to install to start · cancel anytime
About Tian Shou
What kind of vessel is Tian Shou?
Tian Shou is a vessel flagged to Hong Kong S.A.R..
What is Tian Shou's MMSI?
Tian Shou's MMSI is 477915600. IMO 9704752.
How big is Tian Shou?
Tian Shou is about 189.9 m long.
Is Tian Shou on the Master's Mate Safety Initiative Network?
Not yet. If Tian Shou is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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