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

Flatiron

MMSI 368073660 · Call sign WDK6347

Not yet on Master's Mate

Type

Recreational

Flag

USA

Length

12.3 m

Beam

4 m

Draft

3.2 m

Call sign

WDK6347

Official No.

1291349

AIS reports

Flatiron is an American private cruiser — 12.3 metres overall. She has a beam measuring 4 metres and a draft of 3.2 m. Look for MMSI 368073660, call sign WDK6347. Sign Flatiron up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.

Free forever · No credit card · for recreational captains

Keep Flatiron 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 Flatiron 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 Flatiron 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 Flatiron and switch it all on

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

Claim free → unlock everything

About Flatiron

What kind of vessel is Flatiron?

Flatiron is a Recreational flagged to United States of America.

What is Flatiron's MMSI?

Flatiron's MMSI is 368073660. Call sign WDK6347.

How big is Flatiron?

Flatiron is about 12.3 m long, 4 m on the beam, drawing 3.2 m.

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

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