200' 150* 100* 50* 0' 50* lOO' J 50' 



Figure 130. Frequency of repetition of purely wind drift 

 angles during the drift of the Sedou. 



to 



30 



20 



10 



mi 



z 







025 



050 075 



0100 



Figure 131. Frequency of repetition of wind factors during 

 the drift of the Sedov. 



364 



