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.
Cargo
DEFIANCE
MMSI 367511590 · Call sign WDG2047
Not yet on Master's MateType
Cargo
Flag
USALength
38 m
Beam
13 m
Draft
7.7 m
Call sign
WDG2047
IMO
8109761
Official No.
646729
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
50
Registered in the United States, DEFIANCE is a 38-metre merchant vessel. She carries 13 metres in the beam and a 7.7 m draft. On AIS she appears as MMSI 367511590, call sign WDG2047, IMO 8109761. DEFIANCE can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for commercial operators
Eyes on DEFIANCE, 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
Live AIS position · Jun 9, 2026 12:02 UTC
Position
41.6430° N, 87.4131° W
Status
Moored
Speed
0.0 kn
Course
213°
Destination
CHICAGO
ETA
06-09 18:00 UTC
Transiting Lake Michigan? 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 DEFIANCE 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 DEFIANCE and switch it all on
Free to join · nothing to install to start · cancel anytime
About DEFIANCE
What kind of vessel is DEFIANCE?
DEFIANCE is a Cargo flagged to United States of America.
Where was DEFIANCE last seen?
DEFIANCE was last reported in Lake Michigan in Jun 2026 on public AIS.
What is DEFIANCE's MMSI?
DEFIANCE's MMSI is 367511590. Call sign WDG2047. IMO 8109761.
How big is DEFIANCE?
DEFIANCE is about 38 m long, 13 m on the beam, drawing 7.7 m.
Is DEFIANCE on the Master's Mate Safety Initiative Network?
Not yet. If DEFIANCE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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