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.

Tanker

BOSUNG

Tanker · last seen 35°N 129°E · Jun 2026 · MMSI 440305860 · Call sign 965380

Not yet on Master's Mate

Type

Tanker

Length

37 m

Beam

6 m

Draft

4.5 m

Call sign

965380

First reported

Jun 2026

Last reported

Jun 2026

AIS reports

BOSUNG is a 37-metre tank vessel. She has a beam measuring 6 metres and a draft of 4.5 m. On AIS she appears as MMSI 440305860, call sign 965380. Sign BOSUNG 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 commercial operators

Eyes on BOSUNG, 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

Live AIS position · Jun 16, 2026 07:59 UTC

Track BOSUNG live — sign up free →

Position

35.1251° N, 129.0528° E

Status

Under way (engine)

Speed

0.0 kn

Course

0°

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 BOSUNG 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 BOSUNG and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About BOSUNG

What kind of vessel is BOSUNG?

BOSUNG is a Tanker.

Where was BOSUNG last seen?

BOSUNG was last reported in the Sea of Japan in Jun 2026 on public AIS.

What is BOSUNG's MMSI?

BOSUNG's MMSI is 440305860. Call sign 965380.

How big is BOSUNG?

BOSUNG is about 37 m long, 6 m on the beam, drawing 4.5 m.

Is BOSUNG on the Master's Mate Safety Initiative Network?

Not yet. If BOSUNG is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).