Frequency-Direction Spectral Plots: Event T 



2200. 23 Dec 89 

 Hmo = 3.66 m 0100. 24 Dec 89 0400. 24 Dec 89 0700. 24 Dec 89 



Hmo - 3.79 m Hmo - 4 18 m Hmo - 4.27 m 



9 (deg) 

 1000, 24 Dec 89 1300, 24 Dec 89 



Hmo = 4.47 m Hmo = 4.68 m 



1600, 24 Dec 89 

 Hmo = 4.46 m 



1900, 24 Dec 89 

 Hmo = 4.03 m 



0100, 25 Dec 89 

 Hmo — 3.71 m 



0700. 25 Dec 89 

 Hmo - 2.71 m 



1300, 25 Dec 89 

 Hmo — 2.54 m 



1900, 25 Dec 89 

 Hmo — 1.96 m 



A72 



Appendix A Event Time Series and Spectral Sequences 



