Tooling Ball 1 to 2 Distance is greater than 4 microns, look at data!! 
Detector Length Diff  PD1 = -0.0014,  PD2 =  0.0016, PD3 =  0.0017, PD4 =-0.0041 

Quindos and Matlab X and Y Magnet center agree to < 3 micron 
Magnet Z Center is < 0.5 mm to Nominal value (253.1) 
            X          Y          Z        Roll       Pitch      Yaw  
          (mm)        (mm)       (mm)     (mrad)     (mrad)     (mrad)
Matlab   333.0528   262.7614   253.1000    0.5879   -0.3465   -6.3851 
Quindos  333.0543   262.7614   252.8949    0.0345  
Diff     -0.00147   -0.00003    0.20513   

                       Centered Tooling Ball values  
                         X          Y            Z        Roll     Pitch      Yaw   
                       (mm)        (mm)         (mm)     (mrad)    (mrad)    (mrad) 
Raw Matlab            -167.3341    172.9776    -0.0111    0.5879   -0.3465   -6.3851  
Quad Roll Matlab      -167.3354    172.9775    -0.0163 
Quad Roll Quindos     -167.3354    172.9775    -0.0163    0.5536   -0.3163   -6.3850   
Mechanical            -167.3371    173.0142     0.0076    0.5483   -0.8659   -4.6318  
Quindos Error            0.0005      0.0127     0.0127    0.0739    0.1659    0.0734 

Raw To Mech Diff       0.0031    -0.0366    -0.0188      0.0397    0.5194   -1.7533  
QR to Mech Diff        0.0017    -0.0366    -0.0239      0.0053    0.5496   -1.7532   

QR to Mech Z Diff                         -0.09507