Q5 Y-axis 1/23/97 power end I(A) -20(in) -10(in) 0(in) +10(in) +20(in) ---------------------------------------------------------------------------------------------- 450 -2(mils) -5 -5 -7 -8 500 -2 -2 -5.5 -7 -9 550 -0.5 -3 -5 -6.5 -9 600 -1 -4 -5 -7 -9 650 -1 -3 -5 -6 -9 700 -1.5 -3 -4 -6.5 -9.5 These values are the difference between the geometric center in y and the magnetic center in y. However, the geometric center was taken at z=0 (ctr of magnet) and a 6 mil pitch was measured on the poles. Magnetic pitch 7.8 mils average difference in y from -20(in) to +20(in). This would imply a pitch of 7.8 mils over 40(in) P.A. measured 6 mils of pitch over ~ 55(in) using the pole ends. Q5 X-axis 1/23/97 power end I(A) -20(in) -10(in) 0(in) +10(in) +20(in) ---------------------------------------------------------------------------------------------- 450 -3(mils) -3 -3.5 -3 -4.5 500 -4 -4 -6 -5.5 -5.5 550 -4 -4.5 -5 -7 -7 600 -6 -6 -5 -6 -7 650 -5.5 -6 -6 -7 -6 700 -4 -4 -5 -5 -4.5 These values are the differences between the geometric center and the magnetic center. For all currents and positions. The average shift is 0.0051(in) toward the cutout side of the magnet.