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.
Vessel
TRANQUILLITA
MMSI 368179010 · Call sign WDL9427
Not yet on Master's MateFlag
USACall sign
WDL9427
Official No.
1216191
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
TRANQUILLITA is an American craft. On AIS she appears as MMSI 368179010, call sign WDL9427. TRANQUILLITA belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card
Is TRANQUILLITA 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
Live AIS position · Jun 9, 2026 16:35 UTC
Position
32.7262° N, 117.1909° W
Status
Under way (engine)
Speed
0.0 kn
Course
360°
Crossing off Southern California? 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put TRANQUILLITA 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 TRANQUILLITA and switch it all on
Free to join · nothing to install to start · cancel anytime
About TRANQUILLITA
What kind of vessel is TRANQUILLITA?
TRANQUILLITA is a vessel flagged to United States of America.
Where was TRANQUILLITA last seen?
TRANQUILLITA was last reported in off Southern California in Jun 2026 on public AIS.
What is TRANQUILLITA's MMSI?
TRANQUILLITA's MMSI is 368179010. Call sign WDL9427.
Is TRANQUILLITA on the Master's Mate Safety Initiative Network?
Not yet. If TRANQUILLITA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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