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

Chem Helen

MMSI 636013337

Not yet on Master's Mate

Flag

LBR

Length

183 m

IMO

9340116

AIS reports

Chem Helen, a boat under the Liberian flag, measures 183 metres on deck. Her papers read MMSI 636013337, IMO 9340116. Chem Helen is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.

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Is Chem Helen 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 Chem Helen 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 Chem Helen 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 Chem Helen and switch it all on

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About Chem Helen

What kind of vessel is Chem Helen?

Chem Helen is a vessel flagged to Liberia.

What is Chem Helen's MMSI?

Chem Helen's MMSI is 636013337. IMO 9340116.

How big is Chem Helen?

Chem Helen is about 183 m long.

Is Chem Helen on the Master's Mate Safety Initiative Network?

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