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
Da Qing 439
MMSI 412665000
Not yet on Master's MateFlag
CHNLength
180 m
IMO
9205794
AIS reports
2
Da Qing 439 is a boat sailing under the Chinese flag, 180 metres on deck. On AIS she appears as MMSI 412665000, IMO 9205794. Bring Da Qing 439 aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card
Is Da Qing 439 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 Da Qing 439 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 Da Qing 439 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 Da Qing 439 and switch it all on
Free to join · nothing to install to start · cancel anytime
About Da Qing 439
What kind of vessel is Da Qing 439?
Da Qing 439 is a vessel flagged to China.
What is Da Qing 439's MMSI?
Da Qing 439's MMSI is 412665000. IMO 9205794.
How big is Da Qing 439?
Da Qing 439 is about 180 m long.
Is Da Qing 439 on the Master's Mate Safety Initiative Network?
Not yet. If Da Qing 439 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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