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
NEPTUNUS
Tanker · last seen 53°N 15°E · Jun 2026 · MMSI 261185590 · Call sign SR5590
Not yet on Master's MateType
Tanker
Length
110 m
Beam
12 m
Call sign
SR5590
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
5
NEPTUNUS is an 110-metre tank vessel. She's built with a beam of 12 m. Her papers read MMSI 261185590, call sign SR5590. Big or small, every hull benefits from the free Master's Mate Safety Initiative Network — NEPTUNUS included.
Free forever · No credit card · for commercial operators
Eyes on NEPTUNUS, 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 15, 2026 14:22 UTC
Position
53.4281° N, 14.5832° E
Status
Under way (engine)
Speed
0.0 kn
Course
360°
Destination
SZCZ-SWI-SZCZ,PL
ETA
07-01 00:00 UTC
Transiting the Baltic 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 NEPTUNUS 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 NEPTUNUS and switch it all on
Free to join · nothing to install to start · cancel anytime
About NEPTUNUS
What kind of vessel is NEPTUNUS?
NEPTUNUS is a Tanker.
Where was NEPTUNUS last seen?
NEPTUNUS was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is NEPTUNUS's MMSI?
NEPTUNUS's MMSI is 261185590. Call sign SR5590.
How big is NEPTUNUS?
NEPTUNUS is about 110 m long, 12 m on the beam.
Is NEPTUNUS on the Master's Mate Safety Initiative Network?
Not yet. If NEPTUNUS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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