Frequency-Direction Spectral Plots: Event T 



1900. 21 Dec 89 



Hmo = 0.88 m 2200. 21 Dec 89 0100. 22 Dec 89 0400. 22 Dec 89 



Hmo - 1.69 m Hmo - 2.25 m Hmo — 2.33 m 



B (deg) 

 1000. 22 Dec 89 

 Hmo = 2.15 m 



1600, 22 Dec 89 

 Hmo = 1.63 m 



2200. 22 Dec 8! 

 Hmo = 1.70 m 



0400, 23 Dec 89 

 Hmo = 1.81m 



1000, 23 Dec 89 

 Hmo — 2.01 m 



1300. 23 Dec 89 

 Hmo - 2.44 m 



1600, 23 Dec 89 



Hmo — 2.97 m 



1900, 23 Dec 89 

 Hmo — 3.46 m 



Appendix A Event Time Series and Spectral Sequences 



A71 



