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.
Towing
STERNA
MMSI 244690868 · Call sign PF5979
Not yet on Master's MateType
Towing
Flag
NLDLength
83 m
Beam
8 m
Draft
2 m
Call sign
PF5979
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
45
STERNA is a work boat flagged in the Netherlands, spanning 83 metres. Her hull carries a 8-metre beam and a draft measuring 2 metres. Find her under MMSI 244690868, call sign PF5979. Put STERNA 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 working boats
Built for boats that work — like STERNA.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 10:27 UTC
Position
52.5055° N, 6.0483° E
Status
Under way (engine)
Speed
4.0 kn
Course
46°
Working the North Sea? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put STERNA on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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 STERNA and switch it all on
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About STERNA
What kind of vessel is STERNA?
STERNA is a Towing flagged to Netherlands.
Where was STERNA last seen?
STERNA was last reported in the North Sea in Jun 2026 on public AIS.
What is STERNA's MMSI?
STERNA's MMSI is 244690868. Call sign PF5979.
How big is STERNA?
STERNA is about 83 m long, 8 m on the beam, drawing 2 m.
Is STERNA on the Master's Mate Safety Initiative Network?
Not yet. If STERNA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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