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Bretschneider Spectrum - Spectral Density

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Spectral density S(ω) of the two-parameter Bretschneider spectrum at angular frequency ω given significant wave height H_s and modal period T_p.

Formula

$$ S(\omega) = \frac{A}{\omega^5} \exp(-B/\omega^4) $$

Symbol legend

SymbolMeaningUnitSource
$H_s$Significant wave heightmmetocean data
$T_p$Modal (peak) periodsspectrum
$\omega$Angular frequencyrad/sanalysis mesh

Sources

  • Bretschneider C.L. - US Army CERC 1959.