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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.
Tug
WS CYGNUS
MMSI 710026530 · Call sign PS 3504
Not yet on Master's MateType
Tug
Flag
BRALength
24 m
Beam
11 m
Draft
5.6 m
Call sign
PS 3504
IMO
9679218
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
71
On the Brazilian registry, WS CYGNUS is a 24-metre working tug. She's built with a beam of 11 m and a 5.6-metre draft. Look for MMSI 710026530, call sign PS 3504, IMO 9679218. Put WS CYGNUS on the free Master's Mate Safety Initiative Network and keep the working fleet looking out for each other.
Free forever · No credit card · for working boats
Built for boats that work — like WS CYGNUS.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 14:21 UTC
Position
22.8827° S, 43.2111° W
Status
Under way (engine)
Speed
0.1 kn
Course
33°
Destination
ITAGUAI-RJ
ETA
05-25 08:00 UTC
Wherever WS CYGNUS 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 WS CYGNUS on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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 WS CYGNUS and switch it all on
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About WS CYGNUS
What kind of vessel is WS CYGNUS?
WS CYGNUS is a Tug flagged to Brazil.
Where was WS CYGNUS last seen?
WS CYGNUS was last reported in around 23°S 43°W in Jun 2026 on public AIS.
What is WS CYGNUS's MMSI?
WS CYGNUS's MMSI is 710026530. Call sign PS 3504. IMO 9679218.
How big is WS CYGNUS?
WS CYGNUS is about 24 m long, 11 m on the beam, drawing 5.6 m.
Is WS CYGNUS on the Master's Mate Safety Initiative Network?
Not yet. If WS CYGNUS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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