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

Sejahtera 28

MMSI 525005883

Not yet on Master's Mate

Flag

IDN

Length

57 m

IMO

8844220

AIS reports

Sejahtera 28, an Indonesian vessel, measures 57 metres on deck. She's on record as MMSI 525005883, IMO 8844220. Put Sejahtera 28 on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.

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Is Sejahtera 28 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 Sejahtera 28 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 Sejahtera 28 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 Sejahtera 28 and switch it all on

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About Sejahtera 28

What kind of vessel is Sejahtera 28?

Sejahtera 28 is a vessel flagged to Indonesia.

What is Sejahtera 28's MMSI?

Sejahtera 28's MMSI is 525005883. IMO 8844220.

How big is Sejahtera 28?

Sejahtera 28 is about 57 m long.

Is Sejahtera 28 on the Master's Mate Safety Initiative Network?

Not yet. If Sejahtera 28 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).