Mechanical to Magnetic Center Offsets.  These are the distances the stages moved from the mechanical center to the magnetic center. 
  Axis        Offset                   B Field 
               (mm)                      (G)
X	         -0.0302		   -0.10 +/- 0.02
Y             0.1658	             -0.08 +/- 0.01
Z	         0.0755		        -0.03 +/- 0.02