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.
Passenger
ARTEMISUS
MMSI 204602290 · Call sign CSZY3
Not yet on Master's MateType
Passenger
Flag
PRTLength
20 m
Beam
8 m
Draft
1.8 m
Call sign
CSZY3
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
50
ARTEMISUS, a Portuguese passenger craft, measures 20 metres on deck. Her hull carries a 8 m beam and a draft measuring 1.8 metres. On the registers she's MMSI 204602290, call sign CSZY3. Sign ARTEMISUS up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard ARTEMISUS safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
37.7394° N, 25.6640° W
Sailing the North Atlantic? 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put ARTEMISUS on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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 ARTEMISUS and switch it all on
Free to join · nothing to install to start · cancel anytime
About ARTEMISUS
What kind of vessel is ARTEMISUS?
ARTEMISUS is a Passenger flagged to Portugal.
Where was ARTEMISUS last seen?
ARTEMISUS was last reported in the North Atlantic in Jun 2026 on public AIS.
What is ARTEMISUS's MMSI?
ARTEMISUS's MMSI is 204602290. Call sign CSZY3.
How big is ARTEMISUS?
ARTEMISUS is about 20 m long, 8 m on the beam, drawing 1.8 m.
Is ARTEMISUS on the Master's Mate Safety Initiative Network?
Not yet. If ARTEMISUS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.