Rate check: full rudder 35°→30° other side in ≤ 28 s, meaning ≥ 2.32 °/s average. SOLAS fundamental steering-gear duty.
Formula
$$ \dot\theta = \frac{65^\circ}{t_{35 \to 30}} $$Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $t$ | Measured time 35°→30° | s | sea trial |
| $\dot\theta$ | Average rudder rate | °/s | result |
Sources
- SOLAS II-1 Reg 29.