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.
Vessel
Green Sapphire
MMSI 351773000
Not yet on Master's MateFlag
PANLength
209 m
IMO
9682849
AIS reports
2
Green Sapphire, a craft flagged in Panama, measures 209 metres on deck. On the registers she's MMSI 351773000, IMO 9682849. Green Sapphire belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card
Is Green Sapphire your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 23:20 UTC
Position
34.3274° S, 17.6367° E
Status
Under way (engine)
Speed
9.5 kn
Course
134°
Destination
IN HZR
ETA
07-01 02:30 UTC
Wherever Green Sapphire roams, 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Green Sapphire 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.
Claim Green Sapphire and switch it all on
Free to join · nothing to install to start · cancel anytime
About Green Sapphire
What kind of vessel is Green Sapphire?
Green Sapphire is a vessel flagged to Panama.
What is Green Sapphire's MMSI?
Green Sapphire's MMSI is 351773000. IMO 9682849.
How big is Green Sapphire?
Green Sapphire is about 209 m long.
Is Green Sapphire on the Master's Mate Safety Initiative Network?
Not yet. If Green Sapphire is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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