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.

Unclassified

Superior Purpose

MMSI 366817670 · Call sign WDA5212

Not yet on Master's Mate

Type

Unclassified

Flag

USA

Length

15.4 m

Beam

6.1 m

Draft

1.5 m

Call sign

WDA5212

Official No.

525980

AIS reports

Superior Purpose is a craft sailing under the American flag, 15.4 metres in length. Superior Purpose has a 6.1 m beam and a 1.5 m draft. She's listed under MMSI 366817670, call sign WDA5212. Join Superior Purpose to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

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Is Superior Purpose 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.

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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Superior Purpose roams, 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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The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Superior Purpose 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 Superior Purpose and switch it all on

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About Superior Purpose

What kind of vessel is Superior Purpose?

Superior Purpose is a Unclassified flagged to United States of America.

What is Superior Purpose's MMSI?

Superior Purpose's MMSI is 366817670. Call sign WDA5212.

How big is Superior Purpose?

Superior Purpose is about 15.4 m long, 6.1 m on the beam, drawing 1.5 m.

Is Superior Purpose on the Master's Mate Safety Initiative Network?

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