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
HARJA
MMSI 244290152 · Call sign PF4170
Not yet on Master's MateType
Cargo
Flag
NLDLength
50 m
Beam
8 m
Call sign
PF4170
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
On the Dutch registry, HARJA is a 50-metre general cargo ship. Her hull carries a beam of 8 m. Her registration reads MMSI 244290152, call sign PF4170. HARJA is welcome on the Master's Mate Safety Initiative Network — free situational awareness and a watch network shared by vessels of every size.
Free forever · No credit card · for commercial operators
Eyes on HARJA, 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 08:25 UTC
Position
52.2279° N, 5.4809° E
Status
Under way (engine)
Speed
0.0 kn
Course
300°
Transiting the North Sea? 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 HARJA 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 HARJA and switch it all on
Free to join · nothing to install to start · cancel anytime
About HARJA
What kind of vessel is HARJA?
HARJA is a Cargo flagged to Netherlands.
Where was HARJA last seen?
HARJA was last reported in the North Sea in Jun 2026 on public AIS.
What is HARJA's MMSI?
HARJA's MMSI is 244290152. Call sign PF4170.
How big is HARJA?
HARJA is about 50 m long, 8 m on the beam.
Is HARJA on the Master's Mate Safety Initiative Network?
Not yet. If HARJA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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