From Time Series 



005 



0.10 



0.15 



Low Freq Energy 



0.05 



o:i5 



Figure 15. 



O.tO 



Frequency (Hz) 

 Spectra computed from time series and squared time 

 series, Columbia Light, 1,024-second record starting 

 at 1300 P.d.t., 17 October 1979. 



Table 3. Summary of MRS analysis from three field sites. 



Starting time Record No. of Pet variance Pet variance No. of con- 

 length constituents explained explained stituents at 



by 1st 10 2d harmonic 



(hr) (min) (s) (s) constituents frequency 











South Haven 



(28 



October 



1976) 









17 



00 



00 



1,024 



19 





53.9 





39.5 



_1 





17 



20 



00 



1,024 



21 





58.3 





41.4 



_1 





17 



40 



00 



1,024 



18 





53.3 





39.8 



_1 













Columbia Ligh 



t (17 Octobe 



r 1979) 









13 



00 



00 



512 



13 





78.2 





75.0 



4 





13 



08 



32 



512 



17 





79.7 





71.3 



3 





14 



00 



00 



512 



__2 





2 





2 



2 





14 



08 



32 



512 



15 





81.0 





74.8 



5 





15 



00 



00 



512 



17 





78.6 





67.2 



5 





15 



08 



32 



512 



14 





74.9 





69.0 



4 





13 



00 



00 



1,024 



18 





71.8 





59.4 



1 













South Pass 



(17 



Augus t 



1969) 









15 



00 



00 



600 



19 





75.8 





59.2 



3 





15 



10 



00 



600 



18 





79.5 





69.2 



3 





15 



20 



00 



600 



18 





74.5 





60.3 



3 





15 



30 



00 



600 



12 





67.7 





64.5 









15 



40 



00 



600 



10 





68.0 





68.0 









15 



50 



00 



600 



19 





80.9 





61.6 



4 





No second harmonic frequencies used in these MRS runs. 

 ^Analysis not completed due to difficulties in computer 



41 



