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
PATRA TUNDA 3151
Indonesia · last seen 3°S 105°E · Jun 2026 · MMSI 525004121
Not yet on Master's MateFlag
IDNFirst reported
Jun 2026
Last reported
Jun 2026
AIS reports
61
Registered in Indonesia, PATRA TUNDA 3151 is a craft. She's listed under MMSI 525004121. It's free to add PATRA TUNDA 3151 to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card
Is PATRA TUNDA 3151 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 15, 2026 17:04 UTC
Position
2.9860° S, 104.8406° E
Status
Under way (engine)
Speed
3.9 kn
Course
68°
Wherever PATRA TUNDA 3151 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 PATRA TUNDA 3151 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 PATRA TUNDA 3151 and switch it all on
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About PATRA TUNDA 3151
What kind of vessel is PATRA TUNDA 3151?
PATRA TUNDA 3151 is a vessel flagged to Indonesia.
Where was PATRA TUNDA 3151 last seen?
PATRA TUNDA 3151 was last reported in around 3°S 105°E in Jun 2026 on public AIS.
What is PATRA TUNDA 3151's MMSI?
PATRA TUNDA 3151's MMSI is 525004121.
Is PATRA TUNDA 3151 on the Master's Mate Safety Initiative Network?
Not yet. If PATRA TUNDA 3151 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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