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.

Vessel

J. Pioneer

MMSI 677026400

Not yet on Master's Mate

Flag

TZA

Length

113 m

IMO

9116711

AIS reports

J. Pioneer, a craft listed on the United Republic of Tanzania registry, measures 113 metres on deck. She's listed under MMSI 677026400, IMO 9116711. J. Pioneer is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.

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Is J. Pioneer 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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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever J. Pioneer 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. Pioneer 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 J. Pioneer and switch it all on

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About J. Pioneer

What kind of vessel is J. Pioneer?

J. Pioneer is a vessel flagged to United Republic of Tanzania.

What is J. Pioneer's MMSI?

J. Pioneer's MMSI is 677026400. IMO 9116711.

How big is J. Pioneer?

J. Pioneer is about 113 m long.

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

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