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
ACOR B
MMSI 204711000 · Call sign CSAH
Not yet on Master's MateType
Cargo
Flag
PRTLength
127 m
Beam
20 m
Draft
5.7 m
Call sign
CSAH
IMO
9322853
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
26
ACOR B, an ocean freighter on the Portugal registry, measures 127 metres on deck. Her hull carries a 20 m beam and a draft of 5.7 m. On AIS she shows as MMSI 204711000, call sign CSAH, IMO 9322853. Add ACOR B to the Master's Mate Safety Initiative Network and share the water with a fleet that's paying attention — free.
Free forever · No credit card · for commercial operators
Eyes on ACOR B, 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 4, 2026
Position
40.9178° N, 8.9957° W
Wherever ACOR B roams, 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 ACOR B 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 ACOR B and switch it all on
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About ACOR B
What kind of vessel is ACOR B?
ACOR B is a Cargo flagged to Portugal.
Where was ACOR B last seen?
ACOR B was last reported in around 41°N 9°W in Jun 2026 on public AIS.
What is ACOR B's MMSI?
ACOR B's MMSI is 204711000. Call sign CSAH. IMO 9322853.
How big is ACOR B?
ACOR B is about 127 m long, 20 m on the beam, drawing 5.7 m.
Is ACOR B on the Master's Mate Safety Initiative Network?
Not yet. If ACOR B is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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