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.
Tanker
MC CALYPSO
MMSI 636024698 · Call sign 5LTW6
Not yet on Master's MateType
Tanker
Flag
LBRLength
182 m
Beam
32 m
Draft
13.3 m
Call sign
5LTW6
IMO
1111399
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
25
MC CALYPSO is a tank vessel flying the Liberian flag, 182 metres overall. She carries a beam measuring 32 metres and a 13.3-metre draft. On AIS she shows as MMSI 636024698, call sign 5LTW6, IMO 1111399. MC CALYPSO is welcome on the Master's Mate Safety Initiative Network — free situational awareness and a watch network shared by vessels of every size.
Free forever · No credit card · for commercial operators
Eyes on MC CALYPSO, 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 3, 2026
Position
1.1975° N, 103.6063° E
Transiting the Strait of Malacca? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put MC CALYPSO 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 MC CALYPSO and switch it all on
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About MC CALYPSO
What kind of vessel is MC CALYPSO?
MC CALYPSO is a Tanker flagged to Liberia.
Where was MC CALYPSO last seen?
MC CALYPSO was last reported in the Strait of Malacca in Jun 2026 on public AIS.
What is MC CALYPSO's MMSI?
MC CALYPSO's MMSI is 636024698. Call sign 5LTW6. IMO 1111399.
How big is MC CALYPSO?
MC CALYPSO is about 182 m long, 32 m on the beam, drawing 13.3 m.
Is MC CALYPSO on the Master's Mate Safety Initiative Network?
Not yet. If MC CALYPSO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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