Table 2. Values of (a/0.0081) l/ 2 as function of spectral peak frequency, 







V 



period, 



T, windspee 



d, u. 













f p 



(hz) 



T 

 (s) 









Windspeed, 



u (mi 



/hr) 









10 



20 



30 



40 



50 



60 



70 



80 



90 



100 



0.05 



20.0 



0.582 



0.731 



0.836 



0.919 



0.989 



1.050 



1.105 



1.155 



1.201 



1.243 



0.06 



16.7 



0.618 



0.776 



0.887 



0.976 



1.050 



1.116 



1.174 



1.227 



1.275 



1.320 



0.07 



14.3 



0.650 



0.817 



0.934 



1.027 



1.105 



1.174 



1.235 



1.291 



1.342 



1.389 



0.08 



12.5 



0.679 



0.854 



0.976 



1.073 



1.155 



1.227 



1.291 



1.349 



1.402 



1.452 



0.09 



11.1 



0.706 



0.887 



1.015 



1.116 



1.201 



1.275 



1.342 



1.402 



1.458 



1.509 



0.10 



10.0 



0.731 



0.919 



1.050 



1.155 



1.243 



1.320 



1.389 



1.452 



1.509 



1.563 



0.11 



9.1 



0.754 



0.948 



1.084 



1.192 



1.283 



1.363 



1.434 



1.489 



1.558 



1.613 



0.12 



8.3 



0.776 



0.976 



1.116 



1.227 



1.320 



1.402 



1.475 



1.542 



1.603 



1.660 



0.13 



7.7 



0.797 



1.002 



1.145 



1.260 



1.356 



1.440 



1.515 



1.583 



1.646 



1.704 



0.14 



7.1 



0.817 



1.027 



1.174 



1.291 



1,389 



1.475 



1.552 



1.622 



1.687 



1.746 



0.15 



6.7 



0.836 



1.050 



1.201 



1.320 



1.421 



1.509 



1.588 



1.660 



1.726 



1.787 



0.16 



6.3 



0.854 



1.073 



1.227 



1.349 



1.452 



1.542 



1.622 



1.696 



1.763 



1.825 



0.17 



5.9 



0.871 



1.095 



1.251 



1.376 



1.481 



1.573 



1.655 



1.730 



1.798 



1.862 



0.18 



5.6 



0.887 



1.116 



1.275 



1.402 



1.509 



1.603 



1.687 



1.763 



1.833 



1.897 



0.19 



5.3 



0.903 



1.136 



1.298 



1.438 



1.537 



1.632 



1.717 



1.794 



1.866 



1.932 



0.20 



5.0 



0.919 



1.155 



1.320 



1.452 



1.563 



1.660 



1.746 



1.825 



1.897 



1.965 



0.21 



4.8 



0.934 



1.174 



1.342 



1.475 



1.588 



1.687 



1.775 



1.855 



1.928 



1.996 



0.22 



4.5 



0.948 



1.192 



1.363 



1.498 



1.613 



1.713 



1.802 



1.883 



1.958 



2.027 



0.23 



4.3 



0.962 



1.210 



1.383 



1.520 



1.637 



1.738 



1.829 



1.911 



1.987 



2.057 



0.24 



4.2 



0.976 



1.227 



1.402 



1.542 



1.660 



1.763 



1.855 



1.938 



2.015 



2.086 



0.25 



4.0 



0.989 



1.243 



1.421 



1.563 



1.682 



1.787 



1.880 



1.965 



2.042 



2.115 



0.26 



3.8 



1.002 



1.260 



1.440 



1.583 



1.704 



1.810 



1.904 



1.990 



2.069 



2.142 



0.27 



3.7 



1.015 



1.275 



1.458 



1.603 



1.726 



1.833 



1.928 



2.015 



2.095 



2.169 



0.28 



3.6 



1.027 



1.291 



1.475 



1.622 



1.746 



1.855 



1.951 



2.039 



2.120 



2.195 



0.29 



3.4 



1.039 



1.306 



1.493 



1.641 



1.767 



1.876 



1.974 



2.063 



2.145 



2.221 



0.30 



3.3 



1.050 



1.320 



1.509 



1.660 



1.787 



1.897 



1.996 



2.086 



2.169 



2.246 



0.31 



3.2 



1.062 



1.335 



1.526 



1.678 



1.806 



1.918 



2.018 



2.109 



2.193 



2.270 



0.32 



3.1 



1.073 



1.349 



1.542 



1.696 



1.825 



1.938 



2.039 



2.131 



2.216 



2.294 



0.33 



3.0 



1.084 



1.363 



1.558 



1.713 



1.844 



1.958 



2.060 



2.153 



2.238 



2.318 



0.34 



2.9 



1.095 



1.376 



1.573 



1.730 



1.862 



1.977 



2.081 



2.174 



2.261 



2.340 



12 



