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.
Tanker
HAE WON
MMSI 440316150 · Call sign 250006
Not yet on Master's MateType
Tanker
Flag
KORLength
52 m
Beam
9 m
Draft
4 m
Call sign
250006
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
32
HAE WON is a tank ship flying the flag of South Korea, 52 metres in length. HAE WON has a 9-metre beam and a 4 m draft. On the registers she's MMSI 440316150, call sign 250006. Claim HAE WON free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for commercial operators
Eyes on HAE WON, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
35.1211° N, 129.0490° E
Transiting the Sea of Japan? 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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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HAE WON on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim HAE WON and switch it all on
Free to join · nothing to install to start · cancel anytime
About HAE WON
What kind of vessel is HAE WON?
HAE WON is a Tanker flagged to South Korea.
Where was HAE WON last seen?
HAE WON was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is HAE WON's MMSI?
HAE WON's MMSI is 440316150. Call sign 250006.
How big is HAE WON?
HAE WON is about 52 m long, 9 m on the beam, drawing 4 m.
Is HAE WON on the Master's Mate Safety Initiative Network?
Not yet. If HAE WON is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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