SLAC Magnetic Measurements Date: 04-09-2001 Time: 11:24:12 Project: spear3 Magnet Type: gdipole Magnet Name: proto_test_stand Serial Number: Run Number: 54 Measurement Device: gap system Operator: jy Comment: reference for run 53 Magnet Gap Measurements vs Z Z Gap Out Gap In HeightO HeightI Roll X (m) (mm) (mm) (mm) (mm) (mrad) (mm) ------- ------- ------- ------- ------- ------- ------- 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.750 0.036 -0.045 -0.006 0.010 0.178 0.025 0.775 0.069 -0.009 -0.039 -0.032 0.076 0.010 0.800 0.061 -0.017 -0.044 -0.033 0.123 0.009 0.825 0.056 -0.019 -0.037 -0.030 0.076 0.005 0.850 0.049 -0.021 -0.031 -0.023 0.083 0.011 0.875 0.057 -0.016 -0.018 -0.011 0.077 0.012 0.900 0.062 -0.011 -0.021 -0.013 0.097 0.019 0.925 0.064 -0.013 -0.016 -0.007 0.093 0.023 0.950 0.054 -0.016 -0.020 -0.016 0.045 0.024 0.975 0.052 -0.016 -0.021 -0.017 0.048 0.025 1.000 0.062 -0.012 -0.013 -0.012 0.010 0.014 1.025 0.062 -0.019 -0.025 -0.015 0.109 0.028 1.050 0.048 -0.019 -0.023 -0.022 0.011 0.040 1.075 0.051 -0.020 -0.024 -0.015 0.096 0.042 1.100 0.058 -0.012 -0.026 -0.027 -0.005 0.035 1.125 0.055 -0.020 -0.022 -0.013 0.108 0.037 1.150 0.029 -0.028 -0.019 -0.020 -0.012 0.044 1.175 0.043 -0.026 -0.025 -0.017 0.096 0.043 1.200 0.048 -0.022 -0.027 -0.028 -0.013 0.052 1.225 0.042 -0.028 -0.027 -0.019 0.089 0.057 1.250 0.036 -0.033 -0.028 -0.030 -0.018 0.062 1.275 0.037 -0.030 -0.015 -0.009 0.071 0.065 1.300 0.035 -0.027 -0.028 -0.032 -0.044 0.061 1.325 0.037 -0.031 -0.020 -0.012 0.079 0.062 1.350 0.017 -0.037 -0.031 -0.034 -0.034 0.067 1.375 0.024 -0.040 -0.031 -0.024 0.073 0.056 1.400 0.020 -0.043 -0.029 -0.033 -0.040 0.058 1.425 0.025 -0.041 -0.024 -0.019 0.059 0.046 1.450 0.028 -0.044 -0.023 -0.026 -0.028 0.037 1.475 0.030 -0.039 -0.002 0.003 0.052 0.034 1.500 0.032 -0.034 -0.017 -0.023 -0.067 0.029 1.525 0.039 -0.029 0.008 0.014 0.067 0.031 1.550 0.035 -0.033 -0.015 -0.021 -0.065 0.034 1.575 0.037 -0.033 0.000 0.004 0.039 0.032 1.600 0.044 -0.026 -0.006 -0.012 -0.064 0.029 1.625 0.046 -0.022 -0.003 0.001 0.042 0.027 1.650 0.050 -0.025 -0.021 -0.026 -0.057 0.022 1.675 0.018 -0.036 -0.049 -0.044 0.059 0.038 1.700 0.057 -0.019 -0.028 -0.032 -0.054 0.022 1.725 0.039 -0.027 -0.044 -0.039 0.064 0.023 1.750 0.063 -0.016 -0.023 -0.029 -0.060 0.013 1.775 0.036 -0.024 -0.025 -0.021 0.046 0.028 1.800 0.042 -0.028 -0.029 -0.033 -0.042 0.025 1.825 0.045 -0.026 -0.008 -0.003 0.050 0.020 1.850 0.062 -0.012 -0.020 -0.026 -0.073 0.019 1.875 0.040 -0.022 -0.007 -0.003 0.047 0.025 1.900 0.065 -0.014 0.003 -0.003 -0.062 0.006 1.925 0.043 -0.028 0.017 0.021 0.044 0.011 1.950 0.052 -0.022 0.001 -0.004 -0.058 0.014 1.975 0.062 -0.022 0.031 0.029 -0.015 0.025 2.000 0.058 -0.021 0.049 0.041 -0.089 0.013 2.025 0.035 -0.038 0.022 0.023 0.010 0.007 2.050 0.022 -0.053 0.124 0.126 0.023 0.118 2.800 0.053 0.010 0.179 0.175 -0.052 -0.012 0.000 -0.000 -0.001 -0.000 -0.000 -0.003 -0.001 Magnet Orientation: Height = -0.014 mm Pitch = 0.035 mrad Roll = 0.025 mrad Twist = -0.094 mrad/m X = 0.032 mm Yaw = 0.002 mrad Required Motions To Bring The Magnet Into Alignment Top View ----------------------- | O --| | y2 | |x2 x2 = -1.7 mils | --| | | | | | | | | +z | | y2 = -1.0 mils ^ |y3 | |-> |O | y3 = 0.6 mils +x | | | | y1 = 1.1 mils | | | | | | | | | --| | y1 | |x1 x1 = -1.6 mils | O --| ----------------------- Gap Side Back Side +x is to the right in the figure +y is up +z is to the top of the figure