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
NO 1 SUNGJIN
MMSI 440159820 · Call sign 950798
Not yet on Master's MateType
Tanker
Flag
KORLength
37 m
Beam
7 m
Call sign
950798
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
34
On the South Korean registry, NO 1 SUNGJIN is a 37-metre tank vessel. Her hull carries a beam measuring 7 metres. On AIS she shows as MMSI 440159820, call sign 950798. Put NO 1 SUNGJIN on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for commercial operators
Eyes on NO 1 SUNGJIN, 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
35.1230° N, 129.0533° 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 NO 1 SUNGJIN 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 NO 1 SUNGJIN and switch it all on
Free to join · nothing to install to start · cancel anytime
About NO 1 SUNGJIN
What kind of vessel is NO 1 SUNGJIN?
NO 1 SUNGJIN is a Tanker flagged to South Korea.
Where was NO 1 SUNGJIN last seen?
NO 1 SUNGJIN was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is NO 1 SUNGJIN's MMSI?
NO 1 SUNGJIN's MMSI is 440159820. Call sign 950798.
How big is NO 1 SUNGJIN?
NO 1 SUNGJIN is about 37 m long, 7 m on the beam.
Is NO 1 SUNGJIN on the Master's Mate Safety Initiative Network?
Not yet. If NO 1 SUNGJIN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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