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.
Industrial Vessel
Pilot No. 4
MMSI 366820370 · Call sign WDA5463
Not yet on Master's MateType
Industrial Vessel
Flag
USALength
12.2 m
Beam
3.7 m
Draft
1.8 m
Call sign
WDA5463
Official No.
1111671
AIS reports
1
Pilot No. 4 flies the American flag — a 12.2-metre commercial ship. Pilot No. 4 has a beam measuring 3.7 metres and a 1.8-metre draft. Find her under MMSI 366820370, call sign WDA5463. There's a place for Pilot No. 4 on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for commercial operators
Eyes on Pilot No. 4, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Pilot No. 4 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Pilot No. 4 on the map. It hands you the full bridge:
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 Pilot No. 4 and switch it all on
Free to join · nothing to install to start · cancel anytime
About Pilot No. 4
What kind of vessel is Pilot No. 4?
Pilot No. 4 is a Industrial Vessel flagged to United States of America.
What is Pilot No. 4's MMSI?
Pilot No. 4's MMSI is 366820370. Call sign WDA5463.
How big is Pilot No. 4?
Pilot No. 4 is about 12.2 m long, 3.7 m on the beam, drawing 1.8 m.
Is Pilot No. 4 on the Master's Mate Safety Initiative Network?
Not yet. If Pilot No. 4 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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