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

Sterlyad

MMSI 273841220

Not yet on Master's Mate

Flag

RUS

Length

53 m

IMO

8035178

AIS reports

Sterlyad is a boat under the Russian flag, 53 metres long. She broadcasts as MMSI 273841220, IMO 8035178. Sterlyad is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.

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Is Sterlyad 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 Sterlyad 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 Sterlyad 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 Sterlyad and switch it all on

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About Sterlyad

What kind of vessel is Sterlyad?

Sterlyad is a vessel flagged to Russia.

What is Sterlyad's MMSI?

Sterlyad's MMSI is 273841220. IMO 8035178.

How big is Sterlyad?

Sterlyad is about 53 m long.

Is Sterlyad on the Master's Mate Safety Initiative Network?

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