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
Ocean Grace
MMSI 538007253
Not yet on Master's MateFlag
MHLLength
189 m
IMO
9284257
AIS reports
2
Ocean Grace, a craft flying the flag of the Marshall Islands, measures 189 metres on deck. On the registers she's MMSI 538007253, IMO 9284257. Ocean Grace can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card
Is Ocean Grace 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.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Ocean Grace 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 Ocean Grace 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 Ocean Grace and switch it all on
Free to join · nothing to install to start · cancel anytime
About Ocean Grace
What kind of vessel is Ocean Grace?
Ocean Grace is a vessel flagged to Marshall Islands.
What is Ocean Grace's MMSI?
Ocean Grace's MMSI is 538007253. IMO 9284257.
How big is Ocean Grace?
Ocean Grace is about 189 m long.
Is Ocean Grace on the Master's Mate Safety Initiative Network?
Not yet. If Ocean Grace is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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