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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.
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EXCALIBUR

MMSI 576152000 · Call sign YJXQ5

Not yet on Master's Mate
Type
Other
Flag
VUTVUT
Length
58 m
Beam
32 m
Draft
4.3 m
Call sign
YJXQ5
IMO
8763282
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
87

Registered in Vanuatu, EXCALIBUR is a 58-metre vessel. Below, she has a beam of 32 m and a draft of 4.3 m. She broadcasts as MMSI 576152000, call sign YJXQ5, IMO 8763282. Claim EXCALIBUR free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

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Live AIS position · Jun 9, 2026 03:51 UTC
Position
50.5699° N, 2.4397° W
Status
Restricted manoeuvrability
Speed
0.0 kn
Course
Destination
PORTLAND
ETA
03-18 12:00 UTC
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Joining the Safety Initiative Network doesn't just put EXCALIBUR on the map. It hands you the full bridge:

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.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
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About EXCALIBUR

What kind of vessel is EXCALIBUR?
EXCALIBUR is a Other flagged to Vanuatu.
Where was EXCALIBUR last seen?
EXCALIBUR was last reported in the English Channel in Jun 2026 on public AIS.
What is EXCALIBUR's MMSI?
EXCALIBUR's MMSI is 576152000. Call sign YJXQ5. IMO 8763282.
How big is EXCALIBUR?
EXCALIBUR is about 58 m long, 32 m on the beam, drawing 4.3 m.
Is EXCALIBUR on the Master's Mate Safety Initiative Network?
Not yet. If EXCALIBUR is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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