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
Weeks 544
MMSI 367776520 · Call sign WDJ4319
Not yet on Master's MateType
Industrial Vessel
Flag
USALength
48.8 m
Beam
19.8 m
Draft
3.4 m
Call sign
WDJ4319
Official No.
520935
AIS reports
1
Weeks 544 is an American commercial ship — 48.8 metres overall. Weeks 544 has a beam measuring 19.8 metres and a 3.4-metre draft. Her papers read MMSI 367776520, call sign WDJ4319. It's free to add Weeks 544 to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for commercial operators
Eyes on Weeks 544, 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 Weeks 544 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 Weeks 544 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 Weeks 544 and switch it all on
Free to join · nothing to install to start · cancel anytime
About Weeks 544
What kind of vessel is Weeks 544?
Weeks 544 is a Industrial Vessel flagged to United States of America.
What is Weeks 544's MMSI?
Weeks 544's MMSI is 367776520. Call sign WDJ4319.
How big is Weeks 544?
Weeks 544 is about 48.8 m long, 19.8 m on the beam, drawing 3.4 m.
Is Weeks 544 on the Master's Mate Safety Initiative Network?
Not yet. If Weeks 544 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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