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
QUARTERBACK J
MMSI 440343000 · Call sign D7KE
Not yet on Master's MateType
Tanker
Flag
KORLength
124 m
Beam
20 m
Draft
8.1 m
Call sign
D7KE
IMO
9264879
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
70
QUARTERBACK J, a tanker under South Korean registration, measures 124 metres on deck. She carries a beam of 20 m and a 8.1-metre draft. Her papers read MMSI 440343000, call sign D7KE, IMO 9264879. QUARTERBACK J can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for commercial operators
Eyes on QUARTERBACK J, 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 09:05 UTC
Position
5.7830° S, 106.6642° E
Status
Under way (engine)
Speed
11.0 kn
Course
58°
Wherever QUARTERBACK J 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put QUARTERBACK J 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 QUARTERBACK J and switch it all on
Free to join · nothing to install to start · cancel anytime
About QUARTERBACK J
What kind of vessel is QUARTERBACK J?
QUARTERBACK J is a Tanker flagged to South Korea.
Where was QUARTERBACK J last seen?
QUARTERBACK J was last reported in around 1°N 104°E in Jun 2026 on public AIS.
What is QUARTERBACK J's MMSI?
QUARTERBACK J's MMSI is 440343000. Call sign D7KE. IMO 9264879.
How big is QUARTERBACK J?
QUARTERBACK J is about 124 m long, 20 m on the beam, drawing 8.1 m.
Is QUARTERBACK J on the Master's Mate Safety Initiative Network?
Not yet. If QUARTERBACK J is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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