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.
Sailing
TERRA
MMSI 240674700 · Call sign SVB5405
Not yet on Master's MateType
Sailing
Flag
GRCLength
17 m
Beam
5 m
Call sign
SVB5405
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
52
Out of Greece, TERRA is a 17-metre sailing yacht. She carries a beam measuring 5 metres. Her registration reads MMSI 240674700, call sign SVB5405. TERRA is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for cruisers
Sleep easy on the hook aboard TERRA.
GPS-precise anchor-drag alarms, ETA-calibrated weather routing, worldwide charts, and cruisers watching each other’s backs.
Set her anchor watch — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
37.1045° N, 25.3746° E
Sailing the Aegean Sea? 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 · for cruisers
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put TERRA 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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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.
Claim TERRA and switch it all on
Free to join · nothing to install to start · cancel anytime
About TERRA
What kind of vessel is TERRA?
TERRA is a Sailing flagged to Greece.
Where was TERRA last seen?
TERRA was last reported in the Aegean Sea in Jun 2026 on public AIS.
What is TERRA's MMSI?
TERRA's MMSI is 240674700. Call sign SVB5405.
How big is TERRA?
TERRA is about 17 m long, 5 m on the beam.
Is TERRA on the Master's Mate Safety Initiative Network?
Not yet. If TERRA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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