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.
Offshore Supply Vessel
Superior Courage
MMSI 366817810 · Call sign WDA5224
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
20.9 m
Beam
12.2 m
Draft
2.2 m
Call sign
WDA5224
IMO
8763098
Official No.
693643
AIS reports
1
Superior Courage is a workboat registered in the United States, 20.9 metres in length. Superior Courage has a beam of 12.2 m and a 2.2 m draft. On AIS she shows as MMSI 366817810, call sign WDA5224, IMO 8763098. Claim Superior Courage free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for working boats
Built for boats that work — like Superior Courage.
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
Wherever Superior Courage 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Superior Courage 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 Superior Courage and switch it all on
Free to join · nothing to install to start · cancel anytime
About Superior Courage
What kind of vessel is Superior Courage?
Superior Courage is a Offshore Supply Vessel flagged to United States of America.
What is Superior Courage's MMSI?
Superior Courage's MMSI is 366817810. Call sign WDA5224. IMO 8763098.
How big is Superior Courage?
Superior Courage is about 20.9 m long, 12.2 m on the beam, drawing 2.2 m.
Is Superior Courage on the Master's Mate Safety Initiative Network?
Not yet. If Superior Courage is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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