U.S. Official No. 1020639
Not yet on Master's MateROCKPORT is an American commercial vessel — 68.3 metres overall. She's built with a beam of 16.6 m and a 6.7 m draft. Her registration reads U.S. official number 1020639. Sign ROCKPORT up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
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 ROCKPORT on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.