AMPLITUDE SPECTRUM 



OF 



POINT MASS ANOMALIES 



81x81 



z 



< .15- 



.10 



F- IN CYCLES PER DATA INTERVAL 



FIGURE 5. THE TWO-DIMENSIONAL FOURIER TRANSFORM OF THE ENTIRE 

 80 X 80 MINUTE MODEL FIELD WITH ONE DATA INTERVAL 

 EQUAL TO ONE MINUTE AND CONTOURS IN NORMALIZED 

 UNITS. 



22 



