MMSI 563327600 · Call sign S6UR5
Not yet on Master's MateTB1000-01 flies the Singaporean flag — a 15-metre working tug. She carries a 6 m beam. On the registers she's MMSI 563327600, call sign S6UR5. TB1000-01 belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put TB1000-01 on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.