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
Stim Star III
MMSI 369050000 · Call sign WDA7484
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
79.2 m
Beam
17.1 m
Draft
6.4 m
Call sign
WDA7484
IMO
9274991
Official No.
1124235
AIS reports
3
Stim Star III flies the American flag — a 79.2-metre service vessel. She's built with a 17.1-metre beam and a 6.4 m draft. Her papers read MMSI 369050000, call sign WDA7484, IMO 9274991. Stim Star III is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for working boats
Built for boats that work — like Stim Star III.
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 Stim Star III 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 Stim Star III 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 Stim Star III and switch it all on
Free to join · nothing to install to start · cancel anytime
About Stim Star III
What kind of vessel is Stim Star III?
Stim Star III is a Offshore Supply Vessel flagged to United States of America.
What is Stim Star III's MMSI?
Stim Star III's MMSI is 369050000. Call sign WDA7484. IMO 9274991.
How big is Stim Star III?
Stim Star III is about 79.2 m long, 17.1 m on the beam, drawing 6.4 m.
Is Stim Star III on the Master's Mate Safety Initiative Network?
Not yet. If Stim Star III is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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