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
POLAR DIVER
MMSI 331669000 · Call sign OU5011
Not yet on Master's MateType
Cargo
Flag
GRLLength
14 m
Beam
4 m
Draft
2.6 m
Call sign
OU5011
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Hailing from Greenland, POLAR DIVER is a 14-metre cargo ship. She's built with a beam measuring 4 metres and a 2.6 m draft. Look for MMSI 331669000, call sign OU5011. POLAR DIVER belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for commercial operators
Eyes on POLAR DIVER, 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
Live AIS position · Jun 9, 2026 03:10 UTC
Position
64.1718° N, 51.7237° W
Status
Under way (sailing)
Speed
0.0 kn
Course
244°
Destination
NUUK
ETA
05-20 22:00 UTC
Wherever POLAR DIVER 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 · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put POLAR DIVER 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 POLAR DIVER and switch it all on
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About POLAR DIVER
What kind of vessel is POLAR DIVER?
POLAR DIVER is a Cargo flagged to Greenland.
Where was POLAR DIVER last seen?
POLAR DIVER was last reported in around 64°N 52°W in Jun 2026 on public AIS.
What is POLAR DIVER's MMSI?
POLAR DIVER's MMSI is 331669000. Call sign OU5011.
How big is POLAR DIVER?
POLAR DIVER is about 14 m long, 4 m on the beam, drawing 2.6 m.
Is POLAR DIVER on the Master's Mate Safety Initiative Network?
Not yet. If POLAR DIVER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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