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
No. 707 Hae Cheon
MMSI 440787000
Not yet on Master's MateFlag
KORLength
56 m
IMO
8821503
AIS reports
2
No. 707 Hae Cheon is a boat registered in South Korea, 56 metres from stem to stern. Her papers read MMSI 440787000, IMO 8821503. No. 707 Hae Cheon is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
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Is No. 707 Hae Cheon 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 No. 707 Hae Cheon 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 No. 707 Hae Cheon 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 No. 707 Hae Cheon and switch it all on
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About No. 707 Hae Cheon
What kind of vessel is No. 707 Hae Cheon?
No. 707 Hae Cheon is a vessel flagged to South Korea.
What is No. 707 Hae Cheon's MMSI?
No. 707 Hae Cheon's MMSI is 440787000. IMO 8821503.
How big is No. 707 Hae Cheon?
No. 707 Hae Cheon is about 56 m long.
Is No. 707 Hae Cheon on the Master's Mate Safety Initiative Network?
Not yet. If No. 707 Hae Cheon is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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