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.

Passenger (Inspected)

LAUNCH 152

MMSI 368383560 · Call sign WDP7641

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

11.1 m

Beam

3.4 m

Draft

1 m

Call sign

WDP7641

Official No.

1338011

AIS reports

LAUNCH 152 is a passenger vessel sailing under the American flag, 11.1 metres in length. She's built with a beam measuring 3.4 metres and a 1 m draft. Officially she's MMSI 368383560, call sign WDP7641. Join LAUNCH 152 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card · for passenger & charter operators

Keep every soul aboard LAUNCH 152 safe.

Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.

Switch on the safety stack — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever LAUNCH 152 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 passenger & charter operators

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put LAUNCH 152 on the map. It hands you the full bridge:

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Live AIS & Traffic

See every vessel around you in real time. Closest-approach warnings before they matter.

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

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 LAUNCH 152 and switch it all on

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About LAUNCH 152

What kind of vessel is LAUNCH 152?

LAUNCH 152 is a Passenger (Inspected) flagged to United States of America.

What is LAUNCH 152's MMSI?

LAUNCH 152's MMSI is 368383560. Call sign WDP7641.

How big is LAUNCH 152?

LAUNCH 152 is about 11.1 m long, 3.4 m on the beam, drawing 1 m.

Is LAUNCH 152 on the Master's Mate Safety Initiative Network?

Not yet. If LAUNCH 152 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).