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.
Sailing
SIMMER
MMSI 244001590 · Call sign PD5667
Not yet on Master's MateType
Sailing
Flag
NLDDraft
2 m
Call sign
PD5667
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
58
On the Dutch registry, SIMMER is a cruising yacht. SIMMER has a 2 m draft. Her registration reads MMSI 244001590, call sign PD5667. SIMMER is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for cruisers
Sleep easy on the hook aboard SIMMER.
GPS-precise anchor-drag alarms, ETA-calibrated weather routing, worldwide charts, and cruisers watching each other’s backs.
Set her anchor watch — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
52.3325° N, 5.0707° E
Sailing 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 cruisers
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SIMMER 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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
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.
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.
Claim SIMMER and switch it all on
Free to join · nothing to install to start · cancel anytime
About SIMMER
What kind of vessel is SIMMER?
SIMMER is a Sailing flagged to Netherlands.
Where was SIMMER last seen?
SIMMER was last reported in the North Sea in Jun 2026 on public AIS.
What is SIMMER's MMSI?
SIMMER's MMSI is 244001590. Call sign PD5667.
Is SIMMER on the Master's Mate Safety Initiative Network?
Not yet. If SIMMER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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