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.
Cargo
A ATAGO
MMSI 477979800 · Call sign VRWF5
Not yet on Master's MateType
Cargo
Flag
HKGLength
142 m
Beam
23 m
Draft
8.5 m
Call sign
VRWF5
IMO
9972854
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
20
A ATAGO, a cargo ship on the Hong Kong registry, measures 142 metres on deck. A ATAGO has 23 metres in the beam and a 8.5 m draft. Her papers read MMSI 477979800, call sign VRWF5, IMO 9972854. Put A ATAGO on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for commercial operators
Eyes on A ATAGO, 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 3, 2026
Position
34.0165° N, 134.9805° 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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Joining the Safety Initiative Network doesn't just put A ATAGO 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 A ATAGO and switch it all on
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About A ATAGO
What kind of vessel is A ATAGO?
A ATAGO is a Cargo flagged to Hong Kong S.A.R..
Where was A ATAGO last seen?
A ATAGO was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is A ATAGO's MMSI?
A ATAGO's MMSI is 477979800. Call sign VRWF5. IMO 9972854.
How big is A ATAGO?
A ATAGO is about 142 m long, 23 m on the beam, drawing 8.5 m.
Is A ATAGO on the Master's Mate Safety Initiative Network?
Not yet. If A ATAGO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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