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.
Pleasure Craft
PHOTON
MMSI 518100927 · Call sign E5U3838
Not yet on Master's MateType
Pleasure Craft
Flag
COKLength
43 m
Beam
9 m
Draft
3.5 m
Call sign
E5U3838
IMO
9521992
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
87
Registered in Cook Islands, PHOTON is a 43-metre private vessel. She has a beam measuring 9 metres and a draft of 3.5 m. Look for MMSI 518100927, call sign E5U3838, IMO 9521992. Put PHOTON on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for recreational captains
Keep PHOTON looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 10:00 UTC
Position
37.9383° N, 23.6670° E
Status
Moored
Speed
0.0 kn
Course
17°
Destination
ATHENS SEF MARINA
ETA
06-01 02:00 UTC
Cruising 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 PHOTON 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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.
Claim PHOTON and switch it all on
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About PHOTON
What kind of vessel is PHOTON?
PHOTON is a Pleasure Craft flagged to Cook Islands.
Where was PHOTON last seen?
PHOTON was last reported in the Aegean Sea in Jun 2026 on public AIS.
What is PHOTON's MMSI?
PHOTON's MMSI is 518100927. Call sign E5U3838. IMO 9521992.
How big is PHOTON?
PHOTON is about 43 m long, 9 m on the beam, drawing 3.5 m.
Is PHOTON on the Master's Mate Safety Initiative Network?
Not yet. If PHOTON is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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