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
MARIANA
MMSI 211183670 · Call sign DA4990
Not yet on Master's MateType
Other
Flag
DEULength
100 m
Beam
10 m
Draft
2 m
Call sign
DA4990
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Registered in Germany, MARIANA is a 100-metre boat. She carries a 10 m beam and a 2-metre draft. On AIS she appears as MMSI 211183670, call sign DA4990. There's a place for MARIANA on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card
Is MARIANA 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.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
51.9575° N, 4.1254° E
Crossing 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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put MARIANA 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 MARIANA and switch it all on
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About MARIANA
What kind of vessel is MARIANA?
MARIANA is a Other flagged to Germany.
Where was MARIANA last seen?
MARIANA was last reported in the North Sea in Jun 2026 on public AIS.
What is MARIANA's MMSI?
MARIANA's MMSI is 211183670. Call sign DA4990.
How big is MARIANA?
MARIANA is about 100 m long, 10 m on the beam, drawing 2 m.
Is MARIANA on the Master's Mate Safety Initiative Network?
Not yet. If MARIANA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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