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.
Medical Transport
SB 3
MMSI 244790599 · Call sign PI3055
Not yet on Master's MateType
Medical Transport
Flag
NLDLength
30 m
Beam
9 m
Draft
1.8 m
Call sign
PI3055
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
SB 3 is a Dutch vessel, measuring 30 metres. She's built with a 9 m beam and a 1.8 m draft. Look for MMSI 244790599, call sign PI3055. Put SB 3 on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card
Is SB 3 your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 14:21 UTC
Position
52.3996° N, 4.9000° E
Status
Under way (engine)
Speed
0.0 kn
Course
360°
Destination
AMS
ETA
05-14 00:00 UTC
Crossing 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.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SB 3 on the map. It hands you the full bridge:
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.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim SB 3 and switch it all on
Free to join · nothing to install to start · cancel anytime
About SB 3
What kind of vessel is SB 3?
SB 3 is a Medical Transport flagged to Netherlands.
Where was SB 3 last seen?
SB 3 was last reported in the North Sea in Jun 2026 on public AIS.
What is SB 3's MMSI?
SB 3's MMSI is 244790599. Call sign PI3055.
How big is SB 3?
SB 3 is about 30 m long, 9 m on the beam, drawing 1.8 m.
Is SB 3 on the Master's Mate Safety Initiative Network?
Not yet. If SB 3 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.