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
Guthorm Maersk
MMSI 477922100
Not yet on Master's MateFlag
HKGLength
366.8 m
IMO
9359040
AIS reports
1
On the Hong Kong registry, Guthorm Maersk is a 366.8-metre vessel. Her registration reads MMSI 477922100, IMO 9359040. Guthorm Maersk 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 Guthorm Maersk 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
Live AIS position · Jun 9, 2026 19:32 UTC
Position
34.9695° N, 128.8174° E
Status
Under way (engine)
Speed
6.4 kn
Course
335°
Destination
CNTST>KRBUS
ETA
06-09 19:30 UTC
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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Guthorm Maersk 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 Guthorm Maersk and switch it all on
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About Guthorm Maersk
What kind of vessel is Guthorm Maersk?
Guthorm Maersk is a vessel flagged to Hong Kong S.A.R..
Where was Guthorm Maersk last seen?
Guthorm Maersk was last reported in the Sea of Japan on public AIS.
What is Guthorm Maersk's MMSI?
Guthorm Maersk's MMSI is 477922100. IMO 9359040.
How big is Guthorm Maersk?
Guthorm Maersk is about 366.8 m long.
Is Guthorm Maersk on the Master's Mate Safety Initiative Network?
Not yet. If Guthorm Maersk is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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