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.

Passenger (Inspected)

Sophisticated Lady

MMSI 366867590 · Call sign WDI2916

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

18.9 m

Beam

5.2 m

Draft

3 m

Call sign

WDI2916

Official No.

547482

AIS reports

Sophisticated Lady, an excursion vessel flagged in the United States, measures 18.9 metres on deck. She's built with a 5.2 m beam and a 3-metre draft. On AIS she appears as MMSI 366867590, call sign WDI2916. Join Sophisticated Lady to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card · for passenger & charter operators

Keep every soul aboard Sophisticated Lady safe.

Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.

Switch on the safety stack — free →

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

Wherever Sophisticated Lady 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 passenger & charter operators

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

Joining the Safety Initiative Network doesn't just put Sophisticated Lady on the map. It hands you the full bridge:

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Live AIS & Traffic

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

Systems Monitoring

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

Weather & Routing

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

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.

Onboard Cameras

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

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim Sophisticated Lady and switch it all on

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

Claim free → unlock everything

About Sophisticated Lady

What kind of vessel is Sophisticated Lady?

Sophisticated Lady is a Passenger (Inspected) flagged to United States of America.

What is Sophisticated Lady's MMSI?

Sophisticated Lady's MMSI is 366867590. Call sign WDI2916.

How big is Sophisticated Lady?

Sophisticated Lady is about 18.9 m long, 5.2 m on the beam, drawing 3 m.

Is Sophisticated Lady on the Master's Mate Safety Initiative Network?

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