The Data:
time         servo frequency

 44866.65                                  183.486 
 44867.04                                  263.158 
 44867.42                                  327.869 
 44867.81                                  350.877 
 44868.19                                  370.37 
 44868.58                                  377.358 
 44868.96                                  363.636 
 44869.34                                  281.69 
 44869.78                                  43.764 
 44870.28                                  9.9E+37