10 deg < A9 < 14 deg 

 5 Cases, model s = 80.75 



14 deg < AS < 18 deg 

 23 Coses, model s = 47.00 



18 deg < A9 < 22 deg 

 123 Cases, model s = 29.74 



45 deg < Afl < 50 deg 

 107 Cases, model s = 5.345 



50 deg < AS < 54 deg 

 31 Coses, model s = 4.554 



54 deg < 



Afl < 



58 deg 



20 Coses, r 



node 



s = 4.030 





^^ 



K 







\ 



: ^: . . . 



. 1 . . 



?><.^ 



120 60 



58 deg < AS < 62 deg 

 6 Cases, model s = 3.391 



rs^-^^- 



>-. 



JL 



e (deg) 



120 120 60 -60 -120 



e (deg) 



Figure 46. Results of fitting model curve (solid 

 line) to composite mean of symmetric observations 

 (dots) (dashed lines show one standard deviation 

 about mean data) 



-60 -120 



e (deg) 



120 



