Probability of survival s in a damage case based on residual GZ curve - A = Σ (p · s · v) for attained subdivision index.
Formula
$$ s = \left[\frac{GZ_{max}}{0.12} \cdot \frac{\text{range}}{16}\right]^{1/4} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $GZ_{max}$ | Maximum residual righting arm | m | GZ curve in damage condition |
| $range$ | Range of positive GZ | deg | GZ curve |
Sources
- SOLAS II-1 Reg. 7-2.