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.
Recreational
IV TRANQUILITY
MMSI 367751480 · Call sign WDI9722
Not yet on Master's MateType
Recreational
Flag
USALength
25.1 m
Beam
6.9 m
Draft
3.3 m
Call sign
WDI9722
Official No.
1107969
Hull ID
LYC94004B101
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
Registered in the United States, IV TRANQUILITY is a 25.1-metre weekend cruiser. Below, she has a beam measuring 6.9 metres and a draft measuring 3.3 metres. Find her under MMSI 367751480, call sign WDI9722. Put IV TRANQUILITY on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for recreational captains
Keep IV TRANQUILITY looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 05:33 UTC
Position
26.1177° N, 80.1359° W
Status
Under way (engine)
Speed
0.0 kn
Course
137°
Wherever IV TRANQUILITY roams, 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 recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put IV TRANQUILITY 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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 IV TRANQUILITY and switch it all on
Free to join · nothing to install to start · cancel anytime
About IV TRANQUILITY
What kind of vessel is IV TRANQUILITY?
IV TRANQUILITY is a Recreational flagged to United States of America.
Where was IV TRANQUILITY last seen?
IV TRANQUILITY was last reported in around 26°N 80°W in Jun 2026 on public AIS.
What is IV TRANQUILITY's MMSI?
IV TRANQUILITY's MMSI is 367751480. Call sign WDI9722.
How big is IV TRANQUILITY?
IV TRANQUILITY is about 25.1 m long, 6.9 m on the beam, drawing 3.3 m.
Is IV TRANQUILITY on the Master's Mate Safety Initiative Network?
Not yet. If IV TRANQUILITY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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