SEAKEEPER RIDE SEA TRIAL REPORT
Vessel Characteristics
| Boat Make | Ynor |
| Boat Model | RSA3 |
| Boat Year | 2008 |
| System | Seakeeper Ride 525 |
| Length Overall | 28 ft. 0 in. |
| Beam Overall | 8 ft. 10 in. |
| Engine Configuration | 1x Volvo Penta 400 HP |
| Displacement | 3,968 lbs. |
Test Conditions
| Date | 10/17/2025 |
| Location | Oslo Fjord, Norway |
| Average Speed (auto) | 37 mph |
| Average Speed (manual) | 37 mph |
| Seas | Beam Seas |
| Sea Conditions | 2 ft. at 2 sec |
Performance Results
37%
ROLL ELIMINATION
53%
Pitch ELIMINATION
Roll Rate Comparison
Pitch Rate Comparison
Performance results are measured with the system on and off as a reduction of standard
deviation in pitch and roll rates at all frequencies at a constant heading and speed.
