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.
Cargo
CHARLESTON EXPRESS
MMSI 636093018 · Call sign 5LBJ4
Not yet on Master's MateType
Cargo
Flag
LBRLength
368 m
Beam
51 m
Draft
16.1 m
Call sign
5LBJ4
IMO
9665645
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
29
CHARLESTON EXPRESS, a Liberian cargo carrier, measures 368 metres on deck. CHARLESTON EXPRESS has a 51 m beam and a 16.1-metre draft. On AIS she shows as MMSI 636093018, call sign 5LBJ4, IMO 9665645. CHARLESTON EXPRESS is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for commercial operators
Eyes on CHARLESTON EXPRESS, 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
Last known position · Jun 3, 2026
Position
34.6114° S, 18.4736° E
Wherever CHARLESTON EXPRESS roams, 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put CHARLESTON EXPRESS 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 CHARLESTON EXPRESS and switch it all on
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About CHARLESTON EXPRESS
What kind of vessel is CHARLESTON EXPRESS?
CHARLESTON EXPRESS is a Cargo flagged to Liberia.
Where was CHARLESTON EXPRESS last seen?
CHARLESTON EXPRESS was last reported in around 35°S 18°E in Jun 2026 on public AIS.
What is CHARLESTON EXPRESS's MMSI?
CHARLESTON EXPRESS's MMSI is 636093018. Call sign 5LBJ4. IMO 9665645.
How big is CHARLESTON EXPRESS?
CHARLESTON EXPRESS is about 368 m long, 51 m on the beam, drawing 16.1 m.
Is CHARLESTON EXPRESS on the Master's Mate Safety Initiative Network?
Not yet. If CHARLESTON EXPRESS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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