Table A9 (Concluded) 



Period, sec 



Frequency, Hz 



5.3333 



0.18750 



5.5652 



0.17969 



5.8182 



0.17188 



6.0952 



0.16406 



6.4000 



0.15625 



6.7368 



0.14844 



7.1111 



0.14063 



7.5294 



0.13281 



8.0000 



0.12500 



8.5333 



0.11719 



9.1429 



0.10938 



9.8462 



0.10156 



10.6667 



0.09375 



11.6364 



0.08594 



12.8000 



0.07813 



14.2222 



0.07031 



16.0000 



0.06250 



18.2857 



0.05469 



21.3333 



0.04688 



Difference 



-0.0524 

 -0.0531 

 -0.0539 

 -0.0546 

 -0.0554 



-0.0563 

 -0.0572 

 -0.0582 

 -0.0591 

 -0.0602 



-0.0612 

 -0.0622 

 -0.0632 

 -0.0640 

 -0.0645 



-0.0644 

 -0.0632 

 -0.0600 

 -0.0525 



Datawell 



-0.0004 

 -0.0005 

 -0.0006 

 -0.0008 

 -0.0009 



-0.0011 

 -0.0014 

 -0.0018 

 -0.0023 

 -0.0029 



-0.0039 

 -0.0052 

 -0.0071 

 -0.0100 

 -0.0146 



-0.0220 

 -0.0345 

 -0.0569 

 -0.0984 



A23 



