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
SARDIUS
MMSI 245983000 · Call sign PBTD
Not yet on Master's MateType
Cargo
Flag
NLDLength
88 m
Beam
13 m
Draft
4.6 m
Call sign
PBTD
IMO
9996941
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
52
On the Dutch registry, SARDIUS is an 88-metre freighter. Her hull carries a beam measuring 13 metres and a draft of 4.6 m. Her registration reads MMSI 245983000, call sign PBTD, IMO 9996941. SARDIUS 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 SARDIUS, 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
Last known position · Jun 4, 2026
Position
51.1662° N, 1.6357° E
Transiting the Strait of Dover? 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 SARDIUS 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 SARDIUS and switch it all on
Free to join · nothing to install to start · cancel anytime
About SARDIUS
What kind of vessel is SARDIUS?
SARDIUS is a Cargo flagged to Netherlands.
Where was SARDIUS last seen?
SARDIUS was last reported in the Strait of Dover in Jun 2026 on public AIS.
What is SARDIUS's MMSI?
SARDIUS's MMSI is 245983000. Call sign PBTD. IMO 9996941.
How big is SARDIUS?
SARDIUS is about 88 m long, 13 m on the beam, drawing 4.6 m.
Is SARDIUS on the Master's Mate Safety Initiative Network?
Not yet. If SARDIUS 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.