100 



a. 



CM 

 b 

 CO 



o 



>- 



V) 



z 



UJ 



o 



>- 

 a: 



UJ 



z 



UJ 



1.0 



1 1 1 I I I I I I 



90% CONFIDENCE 



(1000 M, 1900 M, 



2800M,37I0M) 



1 



90% CONFIDENCE 

 ( 5300 M ) 



h 5300 M 



Legend 



d = diurnal frequency 

 — i = inertia I frequency 

 s = semidiurnal frequency 

 d i 



LlxLJ 



FREQUENCY (cph) 



Figure 7. Energy spectra. Array F 

 17 



