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
Symphony Spirit
MMSI 244140321
Not yet on Master's MateFlag
NLDLength
122.5 m
IMO
9735220
AIS reports
2
Symphony Spirit, a Dutch boat, measures 122.5 metres on deck. On the registers she's MMSI 244140321, IMO 9735220. Join Symphony Spirit to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card
Is Symphony Spirit 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
Wherever Symphony Spirit 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 Symphony Spirit 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 Symphony Spirit and switch it all on
Free to join · nothing to install to start · cancel anytime
About Symphony Spirit
What kind of vessel is Symphony Spirit?
Symphony Spirit is a vessel flagged to Netherlands.
What is Symphony Spirit's MMSI?
Symphony Spirit's MMSI is 244140321. IMO 9735220.
How big is Symphony Spirit?
Symphony Spirit is about 122.5 m long.
Is Symphony Spirit on the Master's Mate Safety Initiative Network?
Not yet. If Symphony Spirit 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.