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.
Towing
TB EMPEROR 1
MMSI 525401540 · Call sign YDC3459
Not yet on Master's MateType
Towing
Flag
IDNLength
27 m
Beam
8 m
Draft
5 m
Call sign
YDC3459
IMO
9975210
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
40
Registered in Indonesia, TB EMPEROR 1 is a 27-metre working craft. Her hull carries a 8-metre beam and a draft of 5 m. She broadcasts as MMSI 525401540, call sign YDC3459, IMO 9975210. TB EMPEROR 1 earns her keep on the water; the free Master's Mate Safety Initiative Network keeps a watching fleet and a distress mesh close at hand.
Free forever · No credit card · for working boats
Built for boats that work — like TB EMPEROR 1.
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 22:22 UTC
Position
6.0750° S, 106.9712° E
Status
Towing astern
Speed
0.0 kn
Course
360°
Destination
PAITON
ETA
01-25 00:00 UTC
Wherever TB EMPEROR 1 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 · for working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put TB EMPEROR 1 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 1 and switch it all on
Free to join · nothing to install to start · cancel anytime
About TB EMPEROR 1
What kind of vessel is TB EMPEROR 1?
TB EMPEROR 1 is a Towing flagged to Indonesia.
Where was TB EMPEROR 1 last seen?
TB EMPEROR 1 was last reported in around 2°S 105°E in Jun 2026 on public AIS.
What is TB EMPEROR 1's MMSI?
TB EMPEROR 1's MMSI is 525401540. Call sign YDC3459. IMO 9975210.
How big is TB EMPEROR 1?
TB EMPEROR 1 is about 27 m long, 8 m on the beam, drawing 5 m.
Is TB EMPEROR 1 on the Master's Mate Safety Initiative Network?
Not yet. If TB EMPEROR 1 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.