In Situ Strain = 0.982 
Model data for rms calculation: [2.39527925 3.60084391 4.50749035 5.29121699] 
RMS error =  0.4571222734606455 

=====================================================================
In Situ Strain = 0.981 
Model data for rms calculation: [2.42698135 3.6370925  4.54576616 5.33006956] 
RMS error =  0.4666352506492538 

=====================================================================
In Situ Strain = 0.983618034 
Model data for rms calculation: [2.34379106 3.5421827  4.44550781 5.22833928] 
RMS error =  0.44765971445326197 

=====================================================================
In Situ Strain = 0.9848979122366678 
Model data for rms calculation: [2.30292984 3.49582881 4.39665658 5.178646  ] 
RMS error =  0.44566075552054557 

=====================================================================
In Situ Strain = 0.9869687987394562 
Model data for rms calculation: [2.23663232 3.42075313 4.31752601 5.09828077] 
RMS error =  0.45275960482006705 

=====================================================================
In Situ Strain = 0.9848979122366678 
Model data for rms calculation: [2.30292984 3.49582881 4.39665658 5.178646  ] 
RMS error =  0.44566075552054557 

=====================================================================
In Situ Strain = 0.9858828101589044 
Model data for rms calculation: [2.27143453 3.46013123 4.35908671 5.14046739] 
RMS error =  0.44747078986601935 

=====================================================================

The optimized in situ strain is 0.985