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.
Passenger
NEPTUNUS 1
Passenger · last seen 52°N 5°E · Jun 2026 · MMSI 244730532 · Call sign PB5623
Not yet on Master's MateType
Passenger
Length
14 m
Beam
4 m
Draft
1.2 m
Call sign
PB5623
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
NEPTUNUS 1 is a passenger boat, measuring 14 metres. She carries a beam measuring 4 metres and a 1.2 m draft. Look for MMSI 244730532, call sign PB5623. Join NEPTUNUS 1 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard NEPTUNUS 1 safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 15, 2026 15:46 UTC
Position
51.8268° N, 5.3865° E
Speed
0.0 kn
Course
360°
ETA
01-01 00:00 UTC
Sailing 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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Joining the Safety Initiative Network doesn't just put NEPTUNUS 1 on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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 1 and switch it all on
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About NEPTUNUS 1
What kind of vessel is NEPTUNUS 1?
NEPTUNUS 1 is a Passenger.
Where was NEPTUNUS 1 last seen?
NEPTUNUS 1 was last reported in the North Sea in Jun 2026 on public AIS.
What is NEPTUNUS 1's MMSI?
NEPTUNUS 1's MMSI is 244730532. Call sign PB5623.
How big is NEPTUNUS 1?
NEPTUNUS 1 is about 14 m long, 4 m on the beam, drawing 1.2 m.
Is NEPTUNUS 1 on the Master's Mate Safety Initiative Network?
Not yet. If NEPTUNUS 1 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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