

0.2 0.3 0.4 05 0.6 0.7 0.8 0.9 10 



FREQUENCY IN RADIANS PER SECOND 



1.2 1.3 



Figure 13 - Power Density Spectrum of Roll Angle for Condition 1 in a 

 Head State 6 Sea 



0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 



FREQUENCY IN RADIANS PER SECOND 



Figure 14 - Power Density Spectrum of Sway Acceleration for Condition 1 

 in a Head State 6 Sea 



-16- 



