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

Woo Sung

MMSI 440084000

Not yet on Master's Mate

Flag

KOR

Length

109.9 m

IMO

9416329

AIS reports

Registered in South Korea, Woo Sung is a 109.9-metre boat. She's on record as MMSI 440084000, IMO 9416329. Claim Woo Sung free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card

Is Woo Sung 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 Woo Sung 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 Woo Sung 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 Woo Sung and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About Woo Sung

What kind of vessel is Woo Sung?

Woo Sung is a vessel flagged to South Korea.

What is Woo Sung's MMSI?

Woo Sung's MMSI is 440084000. IMO 9416329.

How big is Woo Sung?

Woo Sung is about 109.9 m long.

Is Woo Sung on the Master's Mate Safety Initiative Network?

Not yet. If Woo Sung is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).