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.

Industrial Vessel

Centennial

MMSI 367133780 · Call sign WDD3608

Not yet on Master's Mate

Type

Industrial Vessel

Flag

USA

Length

42.7 m

Beam

21.3 m

Draft

4 m

Call sign

WDD3608

Official No.

1103674

AIS reports

Centennial is an American working ship — 42.7 metres overall. Below, she has a 21.3 m beam and a draft of 4 m. Look for MMSI 367133780, call sign WDD3608. Big or small, every hull benefits from the free Master's Mate Safety Initiative Network — Centennial included.

Free forever · No credit card · for commercial operators

Eyes on Centennial, around the clock.

Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.

Put her on the dashboard — free →

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

Wherever Centennial 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 commercial operators

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

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

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.

Distress Mesh

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

Worldwide Charts

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

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.

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 Centennial and switch it all on

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

Claim free → unlock everything

About Centennial

What kind of vessel is Centennial?

Centennial is a Industrial Vessel flagged to United States of America.

What is Centennial's MMSI?

Centennial's MMSI is 367133780. Call sign WDD3608.

How big is Centennial?

Centennial is about 42.7 m long, 21.3 m on the beam, drawing 4 m.

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

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