The Data:
time         servo frequency

 44844.9                                   169.491 
 44845.29                                  259.74 
 44845.67                                  303.03 
 44846.06                                  322.581 
 44846.44                                  350.877 
 44846.82                                  377.358 
 44847.21                                  377.358 
 44847.59                                  357.143 
 44848.03                                  281.69 
 44848.42                                  67.114