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
OPUS ONE
MMSI 269057098 · Call sign HE7098
Not yet on Master's MateType
Tanker
Flag
CHELength
135 m
Beam
18 m
Draft
3.3 m
Call sign
HE7098
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
78
OPUS ONE is a tanker under the Swiss flag, 135 metres long. She has a beam measuring 18 metres and a draft of 3.3 m. Look for MMSI 269057098, call sign HE7098. The Master's Mate Safety Initiative Network welcomes OPUS ONE — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on OPUS ONE, 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 03:09 UTC
Position
51.2720° N, 4.2346° E
Status
Under way (engine)
Speed
0.0 kn
Course
187°
Destination
ZUIDELIJK INSTEEKDOK
ETA
06-08 00:50 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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put OPUS ONE 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 ONE and switch it all on
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About OPUS ONE
What kind of vessel is OPUS ONE?
OPUS ONE is a Tanker flagged to Switzerland.
Where was OPUS ONE last seen?
OPUS ONE was last reported in the North Sea in Jun 2026 on public AIS.
What is OPUS ONE's MMSI?
OPUS ONE's MMSI is 269057098. Call sign HE7098.
How big is OPUS ONE?
OPUS ONE is about 135 m long, 18 m on the beam, drawing 3.3 m.
Is OPUS ONE on the Master's Mate Safety Initiative Network?
Not yet. If OPUS ONE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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