Bales seakeeping rank from ship geometry - a scalar metric that combines L, B, T, C_WP, C_VP to rank hull forms for seakeeping quality in the North Atlantic.
Formula
$$ R_s = 8.42 + 45.1 C_{WP} + 10.1 C_{VP} - 378 T/L + 1.27 B/T - 23.5 C_{WP} T/L - 15.9 C_{VP} B/L $$Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $C_{WP}$ | Waterplane coefficient | - | hydrostatics |
| $C_{VP}$ | Vertical prismatic coefficient | - | hydrostatics |
Sources
- Bales N.K. - NAME 1980.