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.
Towing
HMS LIBERTY
MMSI 367186370 · Call sign WDD7435
Not yet on Master's MateType
Towing
Flag
USALength
24 m
Beam
8 m
Draft
2.8 m
Call sign
WDD7435
IMO
100598841
Official No.
598841
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
68
HMS LIBERTY is a working vessel listed on the the United States registry, 24 metres on deck. She has a 8 m beam and a draft measuring 2.8 metres. On AIS she shows as MMSI 367186370, call sign WDD7435. HMS LIBERTY can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for working boats
Built for boats that work — like HMS LIBERTY.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
40.6755° N, 74.1391° W
Working off the U.S. East Coast? 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HMS LIBERTY on the map. It hands you the full bridge:
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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim HMS LIBERTY and switch it all on
Free to join · nothing to install to start · cancel anytime
About HMS LIBERTY
What kind of vessel is HMS LIBERTY?
HMS LIBERTY is a Towing flagged to United States of America.
Where was HMS LIBERTY last seen?
HMS LIBERTY was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is HMS LIBERTY's MMSI?
HMS LIBERTY's MMSI is 367186370. Call sign WDD7435. IMO 100598841.
How big is HMS LIBERTY?
HMS LIBERTY is about 24 m long, 8 m on the beam, drawing 2.8 m.
Is HMS LIBERTY on the Master's Mate Safety Initiative Network?
Not yet. If HMS LIBERTY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.