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 EMPEROR 3
MMSI 525901216 · Call sign YDD3193
Not yet on Master's MateType
Tug
Flag
IDNLength
8 m
Beam
8 m
Draft
4.8 m
Call sign
YDD3193
IMO
1121215
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
46
TB EMPEROR 3 is an Indonesian tugboat, measuring 8 metres. She carries a 4.8 m draft. Look for MMSI 525901216, call sign YDD3193, IMO 1121215. Sign TB EMPEROR 3 up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
Free forever · No credit card · for working boats
Built for boats that work — like TB EMPEROR 3.
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
Last known position · Jun 3, 2026
Position
2.2747° S, 105.3175° E
Wherever TB EMPEROR 3 roams, 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 EMPEROR 3 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 EMPEROR 3 and switch it all on
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About TB EMPEROR 3
What kind of vessel is TB EMPEROR 3?
TB EMPEROR 3 is a Tug flagged to Indonesia.
Where was TB EMPEROR 3 last seen?
TB EMPEROR 3 was last reported in around 2°S 105°E in Jun 2026 on public AIS.
What is TB EMPEROR 3's MMSI?
TB EMPEROR 3's MMSI is 525901216. Call sign YDD3193. IMO 1121215.
How big is TB EMPEROR 3?
TB EMPEROR 3 is about 8 m long, 8 m on the beam, drawing 4.8 m.
Is TB EMPEROR 3 on the Master's Mate Safety Initiative Network?
Not yet. If TB EMPEROR 3 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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