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.
Other
ANN-SYLVI
MMSI 257661600 · Call sign LF5604
Not yet on Master's MateType
Other
Flag
NORLength
14 m
Beam
4 m
Call sign
LF5604
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
13
ANN-SYLVI is a vessel listed on the Norway registry, 14 metres on deck. Below, she has a 4-metre beam. Her papers read MMSI 257661600, call sign LF5604. Bring ANN-SYLVI aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
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Is ANN-SYLVI your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
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Last known position · Jun 4, 2026
Position
68.7848° N, 16.5521° E
Crossing the Norwegian coast? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put ANN-SYLVI 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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim ANN-SYLVI and switch it all on
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About ANN-SYLVI
What kind of vessel is ANN-SYLVI?
ANN-SYLVI is a Other flagged to Norway.
Where was ANN-SYLVI last seen?
ANN-SYLVI was last reported in the Norwegian coast in Jun 2026 on public AIS.
What is ANN-SYLVI's MMSI?
ANN-SYLVI's MMSI is 257661600. Call sign LF5604.
How big is ANN-SYLVI?
ANN-SYLVI is about 14 m long, 4 m on the beam.
Is ANN-SYLVI on the Master's Mate Safety Initiative Network?
Not yet. If ANN-SYLVI is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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