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.
High-speed Craft
SG-213
MMSI 261351000 · Call sign SQSB
Not yet on Master's MateType
High-speed Craft
Flag
POLLength
16 m
Beam
4 m
Draft
1.1 m
Call sign
SQSB
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
75
SG-213 is an excursion vessel under the Polish flag, 16 metres from stem to stern. She carries a beam of 4 m and a 1.1-metre draft. Officially she's MMSI 261351000, call sign SQSB. Keep every soul aboard SG-213 covered with the free Master's Mate Safety Initiative Network.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard SG-213 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
Last known position · Jun 3, 2026
Position
54.3683° N, 18.7799° E
Sailing 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.
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Joining the Safety Initiative Network doesn't just put SG-213 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 SG-213 and switch it all on
Free to join · nothing to install to start · cancel anytime
About SG-213
What kind of vessel is SG-213?
SG-213 is a High-speed Craft flagged to Poland.
Where was SG-213 last seen?
SG-213 was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is SG-213's MMSI?
SG-213's MMSI is 261351000. Call sign SQSB.
How big is SG-213?
SG-213 is about 16 m long, 4 m on the beam, drawing 1.1 m.
Is SG-213 on the Master's Mate Safety Initiative Network?
Not yet. If SG-213 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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