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
TB.AQUA HARBOUR
MMSI 525300987 · Call sign YDC4094
Not yet on Master's MateFlag
IDNCall sign
YDC4094
IMO
8536158
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
75
Registered in Indonesia, TB.AQUA HARBOUR is a craft. She broadcasts as MMSI 525300987, call sign YDC4094, IMO 8536158. Give TB.AQUA HARBOUR the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
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Is TB.AQUA HARBOUR 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 22:49 UTC
Position
5.9768° S, 106.7882° E
Status
Under way (engine)
Speed
0.2 kn
Course
349°
Wherever TB.AQUA HARBOUR 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 TB.AQUA HARBOUR 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 TB.AQUA HARBOUR and switch it all on
Free to join · nothing to install to start · cancel anytime
About TB.AQUA HARBOUR
What kind of vessel is TB.AQUA HARBOUR?
TB.AQUA HARBOUR is a vessel flagged to Indonesia.
Where was TB.AQUA HARBOUR last seen?
TB.AQUA HARBOUR was last reported in around 6°S 107°E in Jun 2026 on public AIS.
What is TB.AQUA HARBOUR's MMSI?
TB.AQUA HARBOUR's MMSI is 525300987. Call sign YDC4094. IMO 8536158.
Is TB.AQUA HARBOUR on the Master's Mate Safety Initiative Network?
Not yet. If TB.AQUA HARBOUR is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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