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.
Tug
SD CALYPSO
MMSI 311000617 · Call sign C6CZ8
Not yet on Master's MateType
Tug
Flag
BHSLength
32 m
Beam
12 m
Draft
5.4 m
Call sign
C6CZ8
IMO
9791676
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Out of the Bahamas, SD CALYPSO is a 32-metre harbour tug. Her hull carries a 12 m beam and a draft of 5.4 m. Her papers read MMSI 311000617, call sign C6CZ8, IMO 9791676. Working vessels like SD CALYPSO are never truly alone on the Master's Mate Safety Initiative Network — free, with a fleet on watch.
Free forever · No credit card · for working boats
Built for boats that work — like SD CALYPSO.
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 16:22 UTC
Position
26.5203° N, 78.7676° W
Status
Under way (sailing)
Speed
0.0 kn
Course
278°
Destination
FREEPORT/BAHAMAS
Working the Bahamas? 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 SD CALYPSO 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 SD CALYPSO and switch it all on
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About SD CALYPSO
What kind of vessel is SD CALYPSO?
SD CALYPSO is a Tug flagged to The Bahamas.
Where was SD CALYPSO last seen?
SD CALYPSO was last reported in the Bahamas in Jun 2026 on public AIS.
What is SD CALYPSO's MMSI?
SD CALYPSO's MMSI is 311000617. Call sign C6CZ8. IMO 9791676.
How big is SD CALYPSO?
SD CALYPSO is about 32 m long, 12 m on the beam, drawing 5.4 m.
Is SD CALYPSO on the Master's Mate Safety Initiative Network?
Not yet. If SD CALYPSO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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