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.

Offshore Supply Vessel

J.F. JETT

MMSI 366972190 · Call sign WDB9235

Not yet on Master's Mate

Type

Offshore Supply Vessel

Flag

USA

Length

54.1 m

Beam

12.8 m

Draft

3.7 m

Call sign

WDB9235

IMO

8322258

Official No.

655966

AIS reports

On the American registry, J.F. JETT is a 54.1-metre utility vessel. She's built with a beam of 12.8 m and a 3.7-metre draft. Officially she's MMSI 366972190, call sign WDB9235, IMO 8322258. Join J.F. JETT to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card · for working boats

Built for boats that work — like J.F. JETT.

Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.

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

Wherever J.F. JETT 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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The most powerful cruising platform ever built — yours, free.

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

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.

Weather & Routing

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

Distress Mesh

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

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 J.F. JETT and switch it all on

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About J.F. JETT

What kind of vessel is J.F. JETT?

J.F. JETT is a Offshore Supply Vessel flagged to United States of America.

What is J.F. JETT's MMSI?

J.F. JETT's MMSI is 366972190. Call sign WDB9235. IMO 8322258.

How big is J.F. JETT?

J.F. JETT is about 54.1 m long, 12.8 m on the beam, drawing 3.7 m.

Is J.F. JETT on the Master's Mate Safety Initiative Network?

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