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
SEMA M
Cargo · last seen 40°N 17°E · Jun 2026 · MMSI 636021876 · Call sign 5LGC9
Not yet on Master's MateType
Cargo
Length
255 m
Beam
43 m
Draft
9.4 m
Call sign
5LGC9
IMO
9304150
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
SEMA M is an ocean freighter, 255 metres LOA. Her hull carries a beam measuring 43 metres and a draft of 9.4 m. Look for MMSI 636021876, call sign 5LGC9, IMO 9304150. SEMA M can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for commercial operators
Eyes on SEMA M, 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 16:51 UTC
Position
40.4746° N, 17.2170° E
Status
Moored
Speed
0.0 kn
Course
181°
Destination
TARANTO
ETA
06-14 23:00 UTC
Transiting the Adriatic 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 SEMA M 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 SEMA M and switch it all on
Free to join · nothing to install to start · cancel anytime
About SEMA M
What kind of vessel is SEMA M?
SEMA M is a Cargo.
Where was SEMA M last seen?
SEMA M was last reported in the Adriatic Sea in Jun 2026 on public AIS.
What is SEMA M's MMSI?
SEMA M's MMSI is 636021876. Call sign 5LGC9. IMO 9304150.
How big is SEMA M?
SEMA M is about 255 m long, 43 m on the beam, drawing 9.4 m.
Is SEMA M on the Master's Mate Safety Initiative Network?
Not yet. If SEMA M is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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