Tooling Ball 1 to 2 Distance is greater than 4 microns, look at data!! 
Detector Length Diff  PD1 =  0.0081,  PD2 =  0.0014, PD3 =  0.0025, PD4 = 0.0026 

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   333.0937   262.7594   253.1000   -0.6997   -0.8183   -2.1143 
Quindos  333.0949   262.7594   253.1223    0.0294  
Diff     -0.00124   -0.00003   -0.02230   

                       Centered Tooling Ball values  
                         X          Y            Z        Roll     Pitch      Yaw   
                       (mm)        (mm)         (mm)     (mrad)    (mrad)    (mrad) 
Raw Matlab            -167.3110    172.9513    -0.4674   -0.6997   -0.8183   -2.1143  
Quad Roll Matlab      -167.3122    172.9513    -0.4725 
Quad Roll Quindos     -167.3122    172.9513    -0.4725   -0.7291   -0.7888   -2.1143   
Mechanical            -167.3263    173.0144    -0.4312   -0.7293   -1.1466   -3.5714  
Quindos Error            0.0022      0.0170     0.0170    0.0990    0.2225    0.0989 

Raw To Mech Diff       0.0153    -0.0630    -0.0362      0.0296    0.3283    1.4572  
QR to Mech Diff        0.0142    -0.0631    -0.0413      0.0002    0.3578    1.4572   

QR to Mech Z Diff                         -0.06188