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.
Cargo
JACOBUS
MMSI 244650495 · Call sign PB3668
Not yet on Master's MateType
Cargo
Flag
NLDLength
136 m
Beam
16 m
Call sign
PB3668
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
68
JACOBUS, a general cargo ship flagged in the Netherlands, measures 136 metres on deck. Her hull carries a 16-metre beam. She's listed under MMSI 244650495, call sign PB3668. JACOBUS 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 JACOBUS, 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 06:49 UTC
Position
50.5425° N, 7.2854° E
Status
Under way (engine)
Speed
5.1 kn
Course
159°
Destination
RDAM <-> KOBLENZ
ETA
12-03 00:00 UTC
Wherever JACOBUS 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 JACOBUS 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 JACOBUS and switch it all on
Free to join · nothing to install to start · cancel anytime
About JACOBUS
What kind of vessel is JACOBUS?
JACOBUS is a Cargo flagged to Netherlands.
Where was JACOBUS last seen?
JACOBUS was last reported in around 51°N 7°E in Jun 2026 on public AIS.
What is JACOBUS's MMSI?
JACOBUS's MMSI is 244650495. Call sign PB3668.
How big is JACOBUS?
JACOBUS is about 136 m long, 16 m on the beam.
Is JACOBUS on the Master's Mate Safety Initiative Network?
Not yet. If JACOBUS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.