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.
Cargo
CRYSTAL O
MMSI 341668001 · Call sign V4AY6
Not yet on Master's MateType
Cargo
Flag
KNALength
172 m
Beam
27 m
Draft
6.2 m
Call sign
V4AY6
IMO
9228394
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
73
CRYSTAL O is a cargo vessel flying the flag of Saint Kitts and Nevis, 172 metres overall. CRYSTAL O has a 27-metre beam and a 6.2-metre draft. Her papers read MMSI 341668001, call sign V4AY6, IMO 9228394. Add CRYSTAL O to the Master's Mate Safety Initiative Network and share the water with a fleet that's paying attention — free.
Free forever · No credit card · for commercial operators
Eyes on CRYSTAL O, 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 4, 2026
Position
13.6564° N, 100.5669° E
Transiting the Gulf of Thailand? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put CRYSTAL O 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 CRYSTAL O and switch it all on
Free to join · nothing to install to start · cancel anytime
About CRYSTAL O
What kind of vessel is CRYSTAL O?
CRYSTAL O is a Cargo flagged to Saint Kitts and Nevis.
Where was CRYSTAL O last seen?
CRYSTAL O was last reported in the Gulf of Thailand in Jun 2026 on public AIS.
What is CRYSTAL O's MMSI?
CRYSTAL O's MMSI is 341668001. Call sign V4AY6. IMO 9228394.
How big is CRYSTAL O?
CRYSTAL O is about 172 m long, 27 m on the beam, drawing 6.2 m.
Is CRYSTAL O on the Master's Mate Safety Initiative Network?
Not yet. If CRYSTAL O is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.