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.
Passenger (Inspected)
QE 4
MMSI 367748680 · Call sign WDI9445
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
30 m
Beam
5.1 m
Draft
2 m
Call sign
WDI9445
Official No.
1268135
Hull ID
GC103CPCE615
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
19
QE 4 is an American 30-metre passenger ferry. Below, she has a beam measuring 5.1 metres and a draft of 2 m. Her papers read MMSI 367748680, call sign WDI9445. Add QE 4 to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard QE 4 safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
18.2738° N, 64.9074° W
Sailing the Caribbean? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put QE 4 on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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 QE 4 and switch it all on
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About QE 4
What kind of vessel is QE 4?
QE 4 is a Passenger (Inspected) flagged to United States of America.
Where was QE 4 last seen?
QE 4 was last reported in the Caribbean in Jun 2026 on public AIS.
What is QE 4's MMSI?
QE 4's MMSI is 367748680. Call sign WDI9445.
How big is QE 4?
QE 4 is about 30 m long, 5.1 m on the beam, drawing 2 m.
Is QE 4 on the Master's Mate Safety Initiative Network?
Not yet. If QE 4 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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