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.
Sailing
S.B GLADYS
MMSI 235036841 · Call sign MDYB
Not yet on Master's MateType
Sailing
Flag
GBRLength
26 m
Beam
6 m
Draft
2 m
Call sign
MDYB
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
27
A British cruising sailboat, S.B GLADYS measures 26 metres. She's built with a beam measuring 6 metres and a 2-metre draft. On AIS she appears as MMSI 235036841, call sign MDYB. The Master's Mate Safety Initiative Network welcomes S.B GLADYS — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for cruisers
Sleep easy on the hook aboard S.B GLADYS.
GPS-precise anchor-drag alarms, ETA-calibrated weather routing, worldwide charts, and cruisers watching each other’s backs.
Set her anchor watch — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
51.5068° N, 0.0842° W
Sailing 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 cruisers
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put S.B GLADYS on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Claim S.B GLADYS and switch it all on
Free to join · nothing to install to start · cancel anytime
About S.B GLADYS
What kind of vessel is S.B GLADYS?
S.B GLADYS is a Sailing flagged to United Kingdom.
Where was S.B GLADYS last seen?
S.B GLADYS was last reported in the North Sea in Jun 2026 on public AIS.
What is S.B GLADYS's MMSI?
S.B GLADYS's MMSI is 235036841. Call sign MDYB.
How big is S.B GLADYS?
S.B GLADYS is about 26 m long, 6 m on the beam, drawing 2 m.
Is S.B GLADYS on the Master's Mate Safety Initiative Network?
Not yet. If S.B GLADYS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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