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.
Tank Ship
EDELWEISS
MMSI 366695770 · Call sign WCU4508
Not yet on Master's MateType
Tank Ship
Flag
USALength
182.2 m
Beam
27.5 m
Draft
16.3 m
Call sign
WCU4508
IMO
8220761
Official No.
684689
AIS reports
1
Registered in the United States, EDELWEISS is an 182.2-metre tank vessel. Below, she has a beam of 27.5 m and a draft of 16.3 m. She's listed under MMSI 366695770, call sign WCU4508, IMO 8220761. The Master's Mate Safety Initiative Network welcomes EDELWEISS — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on EDELWEISS, 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 EDELWEISS 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 EDELWEISS 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 EDELWEISS and switch it all on
Free to join · nothing to install to start · cancel anytime
About EDELWEISS
What kind of vessel is EDELWEISS?
EDELWEISS is a Tank Ship flagged to United States of America.
What is EDELWEISS's MMSI?
EDELWEISS's MMSI is 366695770. Call sign WCU4508. IMO 8220761.
How big is EDELWEISS?
EDELWEISS is about 182.2 m long, 27.5 m on the beam, drawing 16.3 m.
Is EDELWEISS on the Master's Mate Safety Initiative Network?
Not yet. If EDELWEISS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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