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.

Unknown

Centerline

MMSI 368169870 · Call sign WDL8478

Not yet on Master's Mate

Type

Unknown

Flag

USA

Length

7.9 m

Beam

3 m

Draft

1.3 m

Call sign

WDL8478

Official No.

944171

AIS reports

Registered in the United States, Centerline is a 7.9-metre craft. She carries a 3 m beam and a 1.3 m draft. On AIS she appears as MMSI 368169870, call sign WDL8478. Centerline can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.

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Is Centerline 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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Wherever Centerline 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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Joining the Safety Initiative Network doesn't just put Centerline 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 Centerline and switch it all on

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About Centerline

What kind of vessel is Centerline?

Centerline is a Unknown flagged to United States of America.

What is Centerline's MMSI?

Centerline's MMSI is 368169870. Call sign WDL8478.

How big is Centerline?

Centerline is about 7.9 m long, 3 m on the beam, drawing 1.3 m.

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

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