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
CAPTAIN LEON
MMSI 538011723 · Call sign V7A3355
Not yet on Master's MateType
Tanker
Flag
MHLLength
184 m
Beam
32 m
Draft
8.3 m
Call sign
V7A3355
IMO
9831206
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
A Marshall Islands tank ship, CAPTAIN LEON measures 184 metres. She carries a beam measuring 32 metres and a 8.3 m draft. She broadcasts as MMSI 538011723, call sign V7A3355, IMO 9831206. Add CAPTAIN LEON 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 CAPTAIN LEON, 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 9, 2026 11:19 UTC
Position
51.4087° N, 2.5900° E
Status
At anchor
Speed
0.6 kn
Course
331°
Destination
NLVLI
ETA
05-28 23:00 UTC
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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put CAPTAIN LEON 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 CAPTAIN LEON and switch it all on
Free to join · nothing to install to start · cancel anytime
About CAPTAIN LEON
What kind of vessel is CAPTAIN LEON?
CAPTAIN LEON is a Tanker flagged to Marshall Islands.
Where was CAPTAIN LEON last seen?
CAPTAIN LEON was last reported in the North Sea in Jun 2026 on public AIS.
What is CAPTAIN LEON's MMSI?
CAPTAIN LEON's MMSI is 538011723. Call sign V7A3355. IMO 9831206.
How big is CAPTAIN LEON?
CAPTAIN LEON is about 184 m long, 32 m on the beam, drawing 8.3 m.
Is CAPTAIN LEON on the Master's Mate Safety Initiative Network?
Not yet. If CAPTAIN LEON is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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