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

Prosperity 103

MMSI 477337000

Not yet on Master's Mate

Flag

HKG

Length

185 m

IMO

9149392

AIS reports

Prosperity 103, a craft under the Hong Kong flag, measures 185 metres on deck. On the registers she's MMSI 477337000, IMO 9149392. Join Prosperity 103 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card

Is Prosperity 103 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 Prosperity 103 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 Prosperity 103 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 Prosperity 103 and switch it all on

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Claim free → unlock everything

About Prosperity 103

What kind of vessel is Prosperity 103?

Prosperity 103 is a vessel flagged to Hong Kong S.A.R..

What is Prosperity 103's MMSI?

Prosperity 103's MMSI is 477337000. IMO 9149392.

How big is Prosperity 103?

Prosperity 103 is about 185 m long.

Is Prosperity 103 on the Master's Mate Safety Initiative Network?

Not yet. If Prosperity 103 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).