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.
Freight Ship
ARC Endeavor
MMSI 366663000 · Call sign WENP
Not yet on Master's MateType
Freight Ship
Flag
USALength
220.9 m
Beam
32.2 m
Draft
19.1 m
Call sign
WENP
IMO
9505065
Official No.
617710
Hull ID
UUV041841279
AIS reports
3
Registered in the United States, ARC Endeavor is a 220.9-metre general cargo ship. She has a beam of 32.2 m and a draft measuring 19.1 metres. On AIS she appears as MMSI 366663000, call sign WENP, IMO 9505065. The Master's Mate Safety Initiative Network welcomes ARC Endeavor — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on ARC Endeavor, 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 ARC Endeavor 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 ARC Endeavor 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 ARC Endeavor and switch it all on
Free to join · nothing to install to start · cancel anytime
About ARC Endeavor
What kind of vessel is ARC Endeavor?
ARC Endeavor is a Freight Ship flagged to United States of America.
What is ARC Endeavor's MMSI?
ARC Endeavor's MMSI is 366663000. Call sign WENP. IMO 9505065.
How big is ARC Endeavor?
ARC Endeavor is about 220.9 m long, 32.2 m on the beam, drawing 19.1 m.
Is ARC Endeavor on the Master's Mate Safety Initiative Network?
Not yet. If ARC Endeavor is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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