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
JOAH
MMSI 244100187 · Call sign PC6612
Not yet on Master's MateType
Tanker
Flag
NLDLength
135 m
Beam
18 m
Draft
4.2 m
Call sign
PC6612
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
74
JOAH is a tank ship flying the Dutch flag, 135 metres in length. She carries a 18 m beam and a 4.2 m draft. She's on record as MMSI 244100187, call sign PC6612. The Master's Mate Safety Initiative Network welcomes JOAH — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on JOAH, 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 07:18 UTC
Position
51.9313° N, 4.1591° E
Status
Moored
Speed
0.0 kn
Course
61°
Destination
ANTWERPEN
ETA
06-04 21:00 UTC
Transiting the North Sea? 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 JOAH 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 JOAH and switch it all on
Free to join · nothing to install to start · cancel anytime
About JOAH
What kind of vessel is JOAH?
JOAH is a Tanker flagged to Netherlands.
Where was JOAH last seen?
JOAH was last reported in the North Sea in Jun 2026 on public AIS.
What is JOAH's MMSI?
JOAH's MMSI is 244100187. Call sign PC6612.
How big is JOAH?
JOAH is about 135 m long, 18 m on the beam, drawing 4.2 m.
Is JOAH on the Master's Mate Safety Initiative Network?
Not yet. If JOAH is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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