MMSI 232011198 · Call sign MBWA4
Not yet on Master's MateVB SUPERMAN flies the British flag — a 24-metre harbour tug. Below, she has a 12-metre beam and a draft of 5.6 m. She's listed under MMSI 232011198, call sign MBWA4, IMO 9803871. Add VB SUPERMAN to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
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 VB SUPERMAN on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.