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.
Tanker
PRELUDE
Tanker · last seen 39°N 19°E · Jun 2026 · MMSI 636021941 · Call sign 5LGK9
Not yet on Master's MateType
Tanker
Length
182 m
Beam
28 m
Draft
10.6 m
Call sign
5LGK9
IMO
9360439
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
9
PRELUDE is a tanker, 182 metres long. She has a 28-metre beam and a draft of 10.6 m. On AIS she shows as MMSI 636021941, call sign 5LGK9, IMO 9360439. The Master's Mate Safety Initiative Network welcomes PRELUDE — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on PRELUDE, 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
Live AIS position · Jun 15, 2026 23:09 UTC
Position
39.3090° N, 19.2138° E
Status
Under way (engine)
Speed
11.8 kn
Course
342°
Destination
SIKOP
ETA
06-17 16:00 UTC
Transiting the Ionian Sea? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put PRELUDE 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 PRELUDE and switch it all on
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About PRELUDE
What kind of vessel is PRELUDE?
PRELUDE is a Tanker.
Where was PRELUDE last seen?
PRELUDE was last reported in the Ionian Sea in Jun 2026 on public AIS.
What is PRELUDE's MMSI?
PRELUDE's MMSI is 636021941. Call sign 5LGK9. IMO 9360439.
How big is PRELUDE?
PRELUDE is about 182 m long, 28 m on the beam, drawing 10.6 m.
Is PRELUDE on the Master's Mate Safety Initiative Network?
Not yet. If PRELUDE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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