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
HYPERSPEED JET 4
MMSI 239658000 · Call sign SWJD
Not yet on Master's MateType
High-speed Craft
Flag
GRCLength
92 m
Beam
24 m
Draft
3.9 m
Call sign
SWJD
IMO
9216183
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
Registered in Greece, HYPERSPEED JET 4 is a 92-metre passenger boat. She carries a beam measuring 24 metres and a 3.9 m draft. She broadcasts as MMSI 239658000, call sign SWJD, IMO 9216183. HYPERSPEED JET 4 can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard HYPERSPEED JET 4 safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
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Live AIS position · Jun 9, 2026 16:33 UTC
Position
37.9550° N, 23.5509° E
Status
Moored
Speed
0.1 kn
Course
285°
Destination
SPANOPOULO
ETA
06-02 08:15 UTC
Sailing the Aegean 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 HYPERSPEED JET 4 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 HYPERSPEED JET 4 and switch it all on
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About HYPERSPEED JET 4
What kind of vessel is HYPERSPEED JET 4?
HYPERSPEED JET 4 is a High-speed Craft flagged to Greece.
Where was HYPERSPEED JET 4 last seen?
HYPERSPEED JET 4 was last reported in the Aegean Sea in Jun 2026 on public AIS.
What is HYPERSPEED JET 4's MMSI?
HYPERSPEED JET 4's MMSI is 239658000. Call sign SWJD. IMO 9216183.
How big is HYPERSPEED JET 4?
HYPERSPEED JET 4 is about 92 m long, 24 m on the beam, drawing 3.9 m.
Is HYPERSPEED JET 4 on the Master's Mate Safety Initiative Network?
Not yet. If HYPERSPEED JET 4 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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