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
C-Endurance
MMSI 338484000 · Call sign WDQ9092
Not yet on Master's MateType
Industrial Vessel
Flag
USALength
91.2 m
Beam
18.3 m
Draft
7.3 m
Call sign
WDQ9092
IMO
9670391
Official No.
1247918
AIS reports
5
Registered in the United States, C-Endurance is a 91.2-metre working ship. She's built with 18.3 metres in the beam and a 7.3-metre draft. Officially she's MMSI 338484000, call sign WDQ9092, IMO 9670391. C-Endurance is welcome on the Master's Mate Safety Initiative Network — free situational awareness and a watch network shared by vessels of every size.
Free forever · No credit card · for commercial operators
Eyes on C-Endurance, 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 C-Endurance 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 C-Endurance 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 C-Endurance and switch it all on
Free to join · nothing to install to start · cancel anytime
About C-Endurance
What kind of vessel is C-Endurance?
C-Endurance is a Industrial Vessel flagged to United States of America.
What is C-Endurance's MMSI?
C-Endurance's MMSI is 338484000. Call sign WDQ9092. IMO 9670391.
How big is C-Endurance?
C-Endurance is about 91.2 m long, 18.3 m on the beam, drawing 7.3 m.
Is C-Endurance on the Master's Mate Safety Initiative Network?
Not yet. If C-Endurance is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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