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
KONG TZU
Tug · last seen 10°N 107°E · Jun 2026 · MMSI 533133672 · Call sign 9WXD4
Not yet on Master's MateType
Tug
Length
31 m
Beam
9 m
Draft
4 m
Call sign
9WXD4
IMO
1076123
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
KONG TZU is a 31-metre tugboat. She's built with a 9 m beam and a 4 m draft. Officially she's MMSI 533133672, call sign 9WXD4, IMO 1076123. It's free to add KONG TZU to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for working boats
Built for boats that work — like KONG TZU.
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 15, 2026 16:47 UTC
Position
10.2802° N, 107.0735° E
Status
Moored
Speed
5.9 kn
Course
178°
Destination
RENGAT/INDO
ETA
06-21 07:00 UTC
Working the South China Sea? 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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Joining the Safety Initiative Network doesn't just put KONG TZU 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 KONG TZU and switch it all on
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About KONG TZU
What kind of vessel is KONG TZU?
KONG TZU is a Tug.
Where was KONG TZU last seen?
KONG TZU was last reported in the South China Sea in Jun 2026 on public AIS.
What is KONG TZU's MMSI?
KONG TZU's MMSI is 533133672. Call sign 9WXD4. IMO 1076123.
How big is KONG TZU?
KONG TZU is about 31 m long, 9 m on the beam, drawing 4 m.
Is KONG TZU on the Master's Mate Safety Initiative Network?
Not yet. If KONG TZU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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