ShipCalculators.com

List from Weight Shift

Static list angle when a weight is moved transversely across the deck or hold. tan(list) = (w · d)/(Δ · GM).

StabilityList
Loading calculator…

Formula, assumptions, and limits

tan(ϕ)=wdΔGM\tan(\phi) = \frac{w \cdot d}{\Delta \cdot GM}
SymbolMeaningUnit
wwWeight being movedt
ddTransverse shift distancem
Δ\DeltaDisplacementt
GMGMFluid GMm
ϕ\phiStatic list angle°

Source: IMO IS Code MSC.267(85); Derrett & Barrass

In short

Compute static list angle from a transverse weight shift, displacement and GM.

Learn the theory Intact stability