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 156
MMSI 368390960 · Call sign WDP8494
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
11.1 m
Beam
3.4 m
Draft
1 m
Call sign
WDP8494
Official No.
1351350
AIS reports
1
LAUNCH 156, a passenger vessel flying the flag of the United States, measures 11.1 metres on deck. She's built with a 3.4-metre beam and a 1 m draft. She broadcasts as MMSI 368390960, call sign WDP8494. The Master's Mate Safety Initiative Network welcomes LAUNCH 156 — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard LAUNCH 156 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 156 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 156 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 156 and switch it all on
Free to join · nothing to install to start · cancel anytime
About LAUNCH 156
What kind of vessel is LAUNCH 156?
LAUNCH 156 is a Passenger (Inspected) flagged to United States of America.
What is LAUNCH 156's MMSI?
LAUNCH 156's MMSI is 368390960. Call sign WDP8494.
How big is LAUNCH 156?
LAUNCH 156 is about 11.1 m long, 3.4 m on the beam, drawing 1 m.
Is LAUNCH 156 on the Master's Mate Safety Initiative Network?
Not yet. If LAUNCH 156 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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