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.

Recreational

Justice

MMSI 366837190 · Call sign WDA6887

Not yet on Master's Mate

Type

Recreational

Flag

USA

Length

13.4 m

Beam

4 m

Draft

2.1 m

Call sign

WDA6887

Official No.

962888

Hull ID

MSZ00190D090

AIS reports

Justice is a pleasure craft sailing under the American flag, measuring 13.4 metres. She's built with a beam measuring 4 metres and a 2.1 m draft. Her papers read MMSI 366837190, call sign WDA6887. Claim Justice free and let the Master's Mate Safety Initiative Network keep an eye on her, on the water or off.

Free forever · No credit card · for recreational captains

Keep Justice looked after — even when you’re not aboard.

Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.

Look after her — claim free →

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

Wherever Justice 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 · for recreational captains

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Justice 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.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

Live AIS & Traffic

See every vessel around you in real time. Closest-approach warnings before they matter.

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 Justice and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About Justice

What kind of vessel is Justice?

Justice is a Recreational flagged to United States of America.

What is Justice's MMSI?

Justice's MMSI is 366837190. Call sign WDA6887.

How big is Justice?

Justice is about 13.4 m long, 4 m on the beam, drawing 2.1 m.

Is Justice on the Master's Mate Safety Initiative Network?

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