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.
Tug
303HO SAMYANG
MMSI 440124780
Not yet on Master's MateType
Tug
Flag
KORLength
26 m
Beam
7 m
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
37
A South Korean tugboat, 303HO SAMYANG measures 26 metres. She's built with a beam of 7 m. On the registers she's MMSI 440124780. There's a place for 303HO SAMYANG on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for working boats
Built for boats that work — like 303HO SAMYANG.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
35.0939° N, 129.0361° E
Working 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.
Free with your claim · for working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put 303HO SAMYANG on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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 303HO SAMYANG and switch it all on
Free to join · nothing to install to start · cancel anytime
About 303HO SAMYANG
What kind of vessel is 303HO SAMYANG?
303HO SAMYANG is a Tug flagged to South Korea.
Where was 303HO SAMYANG last seen?
303HO SAMYANG was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is 303HO SAMYANG's MMSI?
303HO SAMYANG's MMSI is 440124780.
How big is 303HO SAMYANG?
303HO SAMYANG is about 26 m long, 7 m on the beam.
Is 303HO SAMYANG on the Master's Mate Safety Initiative Network?
Not yet. If 303HO SAMYANG is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.