0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 



FREQUENCY IN R4DIANS PER SECOND 



Figure 27 - Power Density Spectrum of Heave Acceleration for Condition 4 

 in a Head State 6 Sea 



■ 0.000012 - 



2 0.3 4 0.5 0.6 0.7 0.8 0.9 1.0 



FREQUENCY IN RADIANS PER SECOND 



Figure 28 - Power Density Spectrum of Heave Acceleration for Condition 4 

 in a Beam State 6 Sea 



■23- 



