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.
Cargo
HE YANG
MMSI 413453290 · Call sign BKTC6
Not yet on Master's MateType
Cargo
Flag
CHNLength
136 m
Beam
22 m
Draft
8.1 m
Call sign
BKTC6
IMO
9179476
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
79
On the Chinese registry, HE YANG is a 136-metre cargo vessel. She carries a 22-metre beam and a 8.1-metre draft. On the registers she's MMSI 413453290, call sign BKTC6, IMO 9179476. Add HE YANG to the Master's Mate Safety Initiative Network and share the water with a fleet that's paying attention — free.
Free forever · No credit card · for commercial operators
Eyes on HE YANG, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
34.7324° N, 128.8922° E
Transiting the Sea of Japan? 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HE YANG on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
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 HE YANG and switch it all on
Free to join · nothing to install to start · cancel anytime
About HE YANG
What kind of vessel is HE YANG?
HE YANG is a Cargo flagged to China.
Where was HE YANG last seen?
HE YANG was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is HE YANG's MMSI?
HE YANG's MMSI is 413453290. Call sign BKTC6. IMO 9179476.
How big is HE YANG?
HE YANG is about 136 m long, 22 m on the beam, drawing 8.1 m.
Is HE YANG on the Master's Mate Safety Initiative Network?
Not yet. If HE YANG is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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