SEAKEEPER RIDE SEA TRIAL REPORT

Vessel Characteristics
| Boat Make | SeaVee Boats |
| Boat Model | 390I |
| Boat Year | 2009 |
| System | Seakeeper Ride 750 Quad |
| Length Overall | 39 ft. 0 in. |
| Beam Overall | 11 ft. 0 in. |
| Engine Configuration | 2x Volvo Penta IPS 435 HP |
| Displacement | 16,700 lbs. |
Test Conditions
| Date | 5/2/2025 |
| Location | Marco Island |
| Average Speed (auto) | 38 mph |
| Average Speed (manual) | 38 mph |
| Seas | Stern Quartering |
| Sea Conditions | 2 ft. at 1 sec |
Performance Results
23%
ROLL ELIMINATION
55%
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.

