SEAKEEPER RIDE SEA TRIAL REPORT

Vessel Characteristics
| Boat Make | Cobia Boats |
| Boat Model | 285 CC |
| Boat Year | 2025 |
| System | Seakeeper Ride 525 |
| Length Overall | 28 ft. 5 in. |
| Beam Overall | 9 ft. 11 in. |
| Engine Configuration | 2x Yamaha 300 HP |
| Displacement | 7,250 lbs. |
Test Conditions
| Date | 12/11/2024 |
| Location | Fort Pierce, Florida |
| Average Speed (auto) | 30 mph |
| Average Speed (manual) | 31 mph |
| Seas | Beam Seas |
| Sea Conditions | 3 ft. at 5 seconds |
Performance Results
42%
ROLL ELIMINATION
43%
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.

