In Situ Strain = 1.065 
Model data for rms calculation: [ 0.8364202   0.21036262 -0.29846629 -0.798235   -1.3023647 ] 
RMS error =  0.5281906333246118 

=====================================================================
In Situ Strain = 1.064 
Model data for rms calculation: [ 0.81707721  0.19249686 -0.32343127 -0.83668842 -1.34128797] 
RMS error =  0.5249012977487441 

=====================================================================
In Situ Strain = 1.0623819660000002 
Model data for rms calculation: [ 0.78683529  0.16376861 -0.36500004 -0.89906146 -1.40428881] 
RMS error =  0.5224690263486221 

=====================================================================
In Situ Strain = 1.062089287257029 
Model data for rms calculation: [ 0.78148483  0.15856489 -0.37271196 -0.91036826 -1.41567361] 
RMS error =  0.5224210948649609 

=====================================================================
In Situ Strain = 1.061615723099824 
Model data for rms calculation: [ 0.77290916  0.14921622 -0.38538096 -0.92868086 -1.43411549] 
RMS error =  0.5225778779281811 

=====================================================================
In Situ Strain = 1.062089287257029 
Model data for rms calculation: [ 0.78148483  0.15856489 -0.37271196 -0.91036826 -1.41567361] 
RMS error =  0.5224210948649609 

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

The optimized in situ strain is 1.062