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

Theodore Jr

MMSI 351809000

Not yet on Master's Mate

Flag

PAN

Length

228.9 m

IMO

9739020

AIS reports

Theodore Jr is a craft flying the flag of Panama, 228.9 metres from stem to stern. On AIS she appears as MMSI 351809000, IMO 9739020. Add Theodore Jr to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.

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Is Theodore Jr 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 Theodore Jr 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 Theodore Jr 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 Theodore Jr and switch it all on

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About Theodore Jr

What kind of vessel is Theodore Jr?

Theodore Jr is a vessel flagged to Panama.

What is Theodore Jr's MMSI?

Theodore Jr's MMSI is 351809000. IMO 9739020.

How big is Theodore Jr?

Theodore Jr is about 228.9 m long.

Is Theodore Jr on the Master's Mate Safety Initiative Network?

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