MMSI 258004970 · Call sign LH4564
Not yet on Master's MateOn the Norwegian registry, LUOSSA is a 15-metre freighter. She has a beam of 9 m. Her papers read MMSI 258004970, call sign LH4564. Add LUOSSA to the Master's Mate Safety Initiative Network and share the water with a fleet that's paying attention — free.
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
Joining the Safety Initiative Network doesn't just put LUOSSA on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.