Frequency-Direction Spectral Plots: Event 1 



1900. 19 May 91 

 Hmo = 2.15 m 



2200. 19 May 91 

 Hmo — 2.07 m 



0100. 20 May 91 

 Hmo — 1.97 m 



0400. 

 Hmo 



e (deg) 

 0700. 20 May 91 

 Hmo = 1.75 m 



1300. 20 May 91 

 Hmo = 1.46 m 



1900. 20 May 91 0100, 



Hmo = 1.31m Hmo 



21 May 91 

 = 1.26 m 



0700. 21 May 91 1300. 21 May 91 



Hmo - 1.12 m Hmo - 1.07 m 



1900. 21 May 91 

 Hmo — 0.96 m 



Appendix A Event Time Series and Spectral Sequences 



A93 



