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
OPUS
MMSI 244710035 · Call sign PH8938
Not yet on Master's MateType
Cargo
Flag
NLDLength
111 m
Beam
12 m
Call sign
PH8938
IMO
2326908
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
48
OPUS is a Dutch freighter — 111 metres overall. Below, she has 12 metres in the beam. She's on record as MMSI 244710035, call sign PH8938, IMO 2326908. OPUS belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for commercial operators
Eyes on OPUS, 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 03:11 UTC
Position
51.6606° N, 4.1725° E
Status
Moored
Speed
0.0 kn
Course
217°
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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put OPUS 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 OPUS and switch it all on
Free to join · nothing to install to start · cancel anytime
About OPUS
What kind of vessel is OPUS?
OPUS is a Cargo flagged to Netherlands.
Where was OPUS last seen?
OPUS was last reported in the North Sea in Jun 2026 on public AIS.
What is OPUS's MMSI?
OPUS's MMSI is 244710035. Call sign PH8938. IMO 2326908.
How big is OPUS?
OPUS is about 111 m long, 12 m on the beam.
Is OPUS on the Master's Mate Safety Initiative Network?
Not yet. If OPUS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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