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
OCEAN BEST
MMSI 440006970 · Call sign 970838
Not yet on Master's MateType
Tanker
Flag
KORLength
35 m
Beam
7 m
Call sign
970838
IMO
970838
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
21
OCEAN BEST, a tank vessel on the South Korea registry, measures 35 metres on deck. She's built with 7 metres in the beam. Look for MMSI 440006970, call sign 970838. Put OCEAN BEST 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 OCEAN BEST, 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 9, 2026 14:07 UTC
Position
35.1369° N, 129.2060° E
Status
Under way (engine)
Speed
11.0 kn
Course
40°
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 OCEAN BEST 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 OCEAN BEST and switch it all on
Free to join · nothing to install to start · cancel anytime
About OCEAN BEST
What kind of vessel is OCEAN BEST?
OCEAN BEST is a Tanker flagged to South Korea.
Where was OCEAN BEST last seen?
OCEAN BEST was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is OCEAN BEST's MMSI?
OCEAN BEST's MMSI is 440006970. Call sign 970838. IMO 970838.
How big is OCEAN BEST?
OCEAN BEST is about 35 m long, 7 m on the beam.
Is OCEAN BEST on the Master's Mate Safety Initiative Network?
Not yet. If OCEAN BEST is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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