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.
Law Enforcement
KCG S-93
MMSI 440054010 · Call sign 300S93
Not yet on Master's MateType
Law Enforcement
Flag
KORCall sign
300S93
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Registered in South Korea, KCG S-93 is a vessel. She's listed under MMSI 440054010, call sign 300S93. Give KCG S-93 the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card
Is KCG S-93 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
Last known position · Jun 4, 2026
Position
35.0947° N, 129.0324° E
Crossing 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put KCG S-93 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 KCG S-93 and switch it all on
Free to join · nothing to install to start · cancel anytime
About KCG S-93
What kind of vessel is KCG S-93?
KCG S-93 is a Law Enforcement flagged to South Korea.
Where was KCG S-93 last seen?
KCG S-93 was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is KCG S-93's MMSI?
KCG S-93's MMSI is 440054010. Call sign 300S93.
Is KCG S-93 on the Master's Mate Safety Initiative Network?
Not yet. If KCG S-93 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.