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.
High-speed Craft
HYDROCAT 48
MMSI 232033647 · Call sign MISN5
Not yet on Master's MateType
High-speed Craft
Flag
GBRLength
23 m
Beam
7 m
Draft
2 m
Call sign
MISN5
IMO
9923920
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
HYDROCAT 48, a British passenger vessel, measures 23 metres on deck. She carries a beam of 7 m and a 2 m draft. Look for MMSI 232033647, call sign MISN5, IMO 9923920. HYDROCAT 48 is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard HYDROCAT 48 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
Live AIS position · Jun 9, 2026 13:05 UTC
Position
51.2339° N, 2.9231° E
Status
Moored
Speed
0.0 kn
Course
35°
Destination
BE - OST
ETA
06-08 17:30 UTC
Sailing the North Sea? 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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Joining the Safety Initiative Network doesn't just put HYDROCAT 48 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 HYDROCAT 48 and switch it all on
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About HYDROCAT 48
What kind of vessel is HYDROCAT 48?
HYDROCAT 48 is a High-speed Craft flagged to United Kingdom.
Where was HYDROCAT 48 last seen?
HYDROCAT 48 was last reported in the North Sea in Jun 2026 on public AIS.
What is HYDROCAT 48's MMSI?
HYDROCAT 48's MMSI is 232033647. Call sign MISN5. IMO 9923920.
How big is HYDROCAT 48?
HYDROCAT 48 is about 23 m long, 7 m on the beam, drawing 2 m.
Is HYDROCAT 48 on the Master's Mate Safety Initiative Network?
Not yet. If HYDROCAT 48 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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