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
SD WARDEN
MMSI 232002653 · Call sign GACZ
Not yet on Master's MateType
Cargo
Flag
GBRLength
48 m
Draft
3.4 m
Call sign
GACZ
IMO
8807600
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
A British cargo ship, SD WARDEN measures 48 metres. SD WARDEN has a 3.4 m draft. Officially she's MMSI 232002653, call sign GACZ, IMO 8807600. Add SD WARDEN 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 commercial operators
Eyes on SD WARDEN, 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
Last known position · Jun 4, 2026
Position
57.1441° N, 2.0753° W
Transiting the North Sea? 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 SD WARDEN 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 SD WARDEN and switch it all on
Free to join · nothing to install to start · cancel anytime
About SD WARDEN
What kind of vessel is SD WARDEN?
SD WARDEN is a Cargo flagged to United Kingdom.
Where was SD WARDEN last seen?
SD WARDEN was last reported in the North Sea in Jun 2026 on public AIS.
What is SD WARDEN's MMSI?
SD WARDEN's MMSI is 232002653. Call sign GACZ. IMO 8807600.
How big is SD WARDEN?
SD WARDEN is about 48 m long, drawing 3.4 m.
Is SD WARDEN on the Master's Mate Safety Initiative Network?
Not yet. If SD WARDEN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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