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

Lydia Oldendorff

MMSI 636016585

Not yet on Master's Mate

Flag

LBR

Length

299 m

IMO

9699634

AIS reports

Lydia Oldendorff, a Liberian vessel, measures 299 metres on deck. On AIS she shows as MMSI 636016585, IMO 9699634. Join Lydia Oldendorff to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

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Is Lydia Oldendorff 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 Lydia Oldendorff 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

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

Joining the Safety Initiative Network doesn't just put Lydia Oldendorff 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 Lydia Oldendorff and switch it all on

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About Lydia Oldendorff

What kind of vessel is Lydia Oldendorff?

Lydia Oldendorff is a vessel flagged to Liberia.

What is Lydia Oldendorff's MMSI?

Lydia Oldendorff's MMSI is 636016585. IMO 9699634.

How big is Lydia Oldendorff?

Lydia Oldendorff is about 299 m long.

Is Lydia Oldendorff on the Master's Mate Safety Initiative Network?

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