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.
Tug
SEA1 RUBY
MMSI 257733000 · Call sign LEQY
Not yet on Master's MateType
Tug
Flag
NORLength
91 m
Beam
22 m
Draft
6.8 m
Call sign
LEQY
IMO
9413444
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
64
On the Norwegian registry, SEA1 RUBY is a 91-metre working tug. SEA1 RUBY has a 22-metre beam and a 6.8-metre draft. Her papers read MMSI 257733000, call sign LEQY, IMO 9413444. Bring SEA1 RUBY aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for working boats
Built for boats that work — like SEA1 RUBY.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 11:38 UTC
Position
60.8466° N, 5.0651° E
Status
Under way (engine)
Speed
0.0 kn
Course
93°
Destination
SLOVAAG
ETA
06-09 12:00 UTC
Working 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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SEA1 RUBY on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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 SEA1 RUBY and switch it all on
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About SEA1 RUBY
What kind of vessel is SEA1 RUBY?
SEA1 RUBY is a Tug flagged to Norway.
Where was SEA1 RUBY last seen?
SEA1 RUBY was last reported in the North Sea in Jun 2026 on public AIS.
What is SEA1 RUBY's MMSI?
SEA1 RUBY's MMSI is 257733000. Call sign LEQY. IMO 9413444.
How big is SEA1 RUBY?
SEA1 RUBY is about 91 m long, 22 m on the beam, drawing 6.8 m.
Is SEA1 RUBY on the Master's Mate Safety Initiative Network?
Not yet. If SEA1 RUBY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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