Broaching Risk in Following Seas
Broaching-to risk rises when wave celerity c exceeds 1.8·V_ship AND wave length is 1–3 × LBP.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Deep-water wave celerity | m/s | |
| Wave length | m | |
| Ship speed | m/s |
Source: IMO MSC.1/Circ.1228
In short
Broaching-to risk rises when wave celerity c exceeds 1.