50 J 



40 



30_ 



20_ 



10 



j1 



i| ..^ -I. .ililll.li ■ ■ -ihll.^... ■■. ■ .^ ■ 



50_ 

 *0_ 

 30 _ 

 20_ 

 10_ 



nl - J. J.... -L .jllb I. ■ wJi 



.J[.ji...Jijk 



. Ji.1 



■■■'-r-- 



1 I I 



r — r~T — T 



0.06 



0.10 0.14 



Frequency ( Hz ) 



0.18 



Figure E-2. Significant wave height 84.3 centimeters (2.8 feet) 

 20 April 1970, 0928 hours. 



