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.
Law Enforcement
KBV 312
MMSI 265675210 · Call sign SJLN
Not yet on Master's MateType
Law Enforcement
Flag
SWELength
26 m
Beam
6 m
Draft
1.5 m
Call sign
SJLN
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
37
On the Swedish registry, KBV 312 is a 26-metre craft. She carries a 6 m beam and a 1.5-metre draft. Officially she's MMSI 265675210, call sign SJLN. KBV 312 is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card
Is KBV 312 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
Last known position · Jun 3, 2026
Position
56.5771° N, 12.7114° E
Crossing 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put KBV 312 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 KBV 312 and switch it all on
Free to join · nothing to install to start · cancel anytime
About KBV 312
What kind of vessel is KBV 312?
KBV 312 is a Law Enforcement flagged to Sweden.
Where was KBV 312 last seen?
KBV 312 was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is KBV 312's MMSI?
KBV 312's MMSI is 265675210. Call sign SJLN.
How big is KBV 312?
KBV 312 is about 26 m long, 6 m on the beam, drawing 1.5 m.
Is KBV 312 on the Master's Mate Safety Initiative Network?
Not yet. If KBV 312 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.