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.
Tug
TB BUANA ALPHA
MMSI 525119148 · Call sign YDB3158
Not yet on Master's MateType
Tug
Flag
IDNLength
21 m
Beam
7 m
Draft
25 m
Call sign
YDB3158
IMO
9892729
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
37
Registered in Indonesia, TB BUANA ALPHA is a 21-metre tugboat. She carries a 7 m beam. Find her under MMSI 525119148, call sign YDB3158, IMO 9892729. TB BUANA ALPHA can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for working boats
Built for boats that work — like TB BUANA ALPHA.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 19:04 UTC
Position
1.2676° N, 103.8388° E
Status
Under way (engine)
Speed
0.0 kn
Course
6°
Destination
B A T A M
Working the Strait of Malacca? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put TB BUANA ALPHA on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim TB BUANA ALPHA and switch it all on
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About TB BUANA ALPHA
What kind of vessel is TB BUANA ALPHA?
TB BUANA ALPHA is a Tug flagged to Indonesia.
Where was TB BUANA ALPHA last seen?
TB BUANA ALPHA was last reported in the Strait of Malacca in Jun 2026 on public AIS.
What is TB BUANA ALPHA's MMSI?
TB BUANA ALPHA's MMSI is 525119148. Call sign YDB3158. IMO 9892729.
How big is TB BUANA ALPHA?
TB BUANA ALPHA is about 21 m long, 7 m on the beam, drawing 25 m.
Is TB BUANA ALPHA on the Master's Mate Safety Initiative Network?
Not yet. If TB BUANA ALPHA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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