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
ARIADNE
MMSI 240580000 · Call sign SVST
Not yet on Master's MateType
Passenger
Flag
GRCLength
196 m
Beam
27 m
Draft
6.8 m
Call sign
SVST
IMO
9135262
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
ARIADNE is a Greek excursion vessel, 196 metres from stem to stern. She's built with a beam of 27 m and a 6.8-metre draft. Find her under MMSI 240580000, call sign SVST, IMO 9135262. It's free to add ARIADNE to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard ARIADNE 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
Live AIS position · Jun 9, 2026 04:46 UTC
Position
37.9429° N, 23.6286° E
Status
Moored
Speed
0.0 kn
Course
165°
Destination
GRPIR
ETA
06-09 04:00 UTC
Sailing the Aegean 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 ARIADNE 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 ARIADNE and switch it all on
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About ARIADNE
What kind of vessel is ARIADNE?
ARIADNE is a Passenger flagged to Greece.
Where was ARIADNE last seen?
ARIADNE was last reported in the Aegean Sea in Jun 2026 on public AIS.
What is ARIADNE's MMSI?
ARIADNE's MMSI is 240580000. Call sign SVST. IMO 9135262.
How big is ARIADNE?
ARIADNE is about 196 m long, 27 m on the beam, drawing 6.8 m.
Is ARIADNE on the Master's Mate Safety Initiative Network?
Not yet. If ARIADNE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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