Rudder-area rule-of-thumb using Archer’s formula - a function of underwater lateral area, used in early design feasibility.
Formula
$$ A_R^{Archer} = \frac{L \cdot T}{60} $$Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $L$ | LBP | m | ship particulars |
| $T$ | Mean draft | m | hydrostatics |
Sources
- DNV Pt.3 Ch.14 - Rudder Arrangements.