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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

NANTUCKET SOUND

MMSI 367614750 · Call sign WDH4157

Not yet on Master's Mate
Flag
USAUSA
Call sign
WDH4157
Official No.
1067215
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
28

NANTUCKET SOUND is an American vessel. She's on record as MMSI 367614750, call sign WDH4157. Give NANTUCKET SOUND the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.

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Is NANTUCKET SOUND 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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Live AIS position · Jun 9, 2026 17:49 UTC
Position
41.6087° N, 70.2846° W
Status
Under way (engine)
Speed
15.9 kn
Course
150°
Crossing 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.
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The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put NANTUCKET SOUND 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 NANTUCKET SOUND and switch it all on
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About NANTUCKET SOUND

What kind of vessel is NANTUCKET SOUND?
NANTUCKET SOUND is a vessel flagged to United States of America.
Where was NANTUCKET SOUND last seen?
NANTUCKET SOUND was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is NANTUCKET SOUND's MMSI?
NANTUCKET SOUND's MMSI is 367614750. Call sign WDH4157.
Is NANTUCKET SOUND on the Master's Mate Safety Initiative Network?
Not yet. If NANTUCKET SOUND is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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