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.
Passenger
HARRY SLINGER
MMSI 244860579 · Call sign PC7449
Not yet on Master's MateType
Passenger
Flag
NLDLength
10 m
Beam
4 m
Draft
0.1 m
Call sign
PC7449
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
HARRY SLINGER, a Dutch passenger vessel, measures 10 metres on deck. She's built with a beam measuring 4 metres and a 0.1 m draft. She broadcasts as MMSI 244860579, call sign PC7449. Add HARRY SLINGER to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard HARRY SLINGER safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
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Live AIS position · Jun 9, 2026 13:30 UTC
Position
52.3826° N, 4.8594° E
Status
Under way (engine)
Speed
0.0 kn
Course
0°
Sailing the North Sea? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put HARRY SLINGER on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
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 HARRY SLINGER and switch it all on
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About HARRY SLINGER
What kind of vessel is HARRY SLINGER?
HARRY SLINGER is a Passenger flagged to Netherlands.
Where was HARRY SLINGER last seen?
HARRY SLINGER was last reported in the North Sea in Jun 2026 on public AIS.
What is HARRY SLINGER's MMSI?
HARRY SLINGER's MMSI is 244860579. Call sign PC7449.
How big is HARRY SLINGER?
HARRY SLINGER is about 10 m long, 4 m on the beam, drawing 0.1 m.
Is HARRY SLINGER on the Master's Mate Safety Initiative Network?
Not yet. If HARRY SLINGER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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