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
Rtm Twarra
MMSI 564788000
Not yet on Master's MateFlag
SGPLength
236 m
IMO
9373034
AIS reports
2
Rtm Twarra, a craft flying the flag of Singapore, measures 236 metres on deck. Her papers read MMSI 564788000, IMO 9373034. Give Rtm Twarra the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card
Is Rtm Twarra 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
Live AIS position · Jun 9, 2026 17:03 UTC
Position
23.8519° S, 151.3114° E
Status
Moored
Speed
0.0 kn
Course
271°
Destination
AU GLT
ETA
06-09 18:00 UTC
Crossing the Great Barrier Reef? 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 Rtm Twarra 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 Rtm Twarra and switch it all on
Free to join · nothing to install to start · cancel anytime
About Rtm Twarra
What kind of vessel is Rtm Twarra?
Rtm Twarra is a vessel flagged to Singapore.
Where was Rtm Twarra last seen?
Rtm Twarra was last reported in the Great Barrier Reef on public AIS.
What is Rtm Twarra's MMSI?
Rtm Twarra's MMSI is 564788000. IMO 9373034.
How big is Rtm Twarra?
Rtm Twarra is about 236 m long.
Is Rtm Twarra on the Master's Mate Safety Initiative Network?
Not yet. If Rtm Twarra is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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