Tooling Ball 1 to 2 Distance is greater than 2 microns, look at data!! 
Detector Length Diff  PD1 =  0.0006,  PD2 = -0.0002, PD3 =  0.0010, PD4 = 0.0067 

Quindos and Matlab X and Y Magnet center agree to < 1 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   333.0917   262.7579   253.1000   -0.1377    0.0446    0.8040 
Quindos  333.0921   262.7579   253.1813   -0.2033  
Diff     -0.00037   -0.00001   -0.08130   

                       Centered Tooling Ball values  
                         X          Y            Z        Roll     Pitch      Yaw   
                       (mm)        (mm)         (mm)     (mrad)    (mrad)    (mrad) 
Raw Matlab            167.1352    173.0553     0.0939   -0.1377    0.0446    0.8040  
Quad Roll Matlab      167.1348    173.0553     0.0873 
Quad Roll Quindos     167.1348    173.0553     0.0873   -0.1438    0.0833    0.8040   
Mechanical            167.1457    173.0728    -0.1236   -0.1391    1.2577    1.4204  
Error Matlab/Quindos    0.0010      0.0043     0.0043    0.0250    0.0563    0.0251 

Raw To Mech Diff      -0.0105    -0.0175     0.2175      0.0015   -1.2131   -0.6164  
QR to Mech Diff       -0.0109    -0.0175     0.2108     -0.0046   -1.1744   -0.6164   

QR to Mech Z Diff                         0.20324