U.S. Official No. 287776
Not yet on Master's MateOR 233 is a barge listed on the the United States registry, 59.5 metres on deck. She has 10.7 metres in the beam and a draft measuring 3.4 metres. On the registers she's U.S. official number 287776. Claim OR 233 free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
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 OR 233 on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.