1512 EST 19 Sep 



n = 4 f = 0.083 Hz 



90.0 60.0 30.0 0.0 -30.0 -60.0 -90.0 



e (deg) 

 a. Directional distribution 



90.0 60.0 30.0 0.0 -30.0 -60.0 



e (deg) 

 b. Cumulative distribution 



Figure 8. Schematic of distribution functions illustrating 

 directional parameter definitions 



58 



