SLAC Magnetic Measurements Date: 03-22-1995 Time: 08:20:26 Magnet Name (Serial #): 167 Bar Code Number: 341 Project: PEP II High Energy Ring Quadrupoles Test Stand: IR8, Q1 Measurement Coil: # 2 Operator: bmd Run Number: 1 Comment: Standardization Currents (A): 500.0 10.0 350.0 10.0 350.0 10.0 350.0 10.0 Test Currents (A): 10.0 25.0 50.0 100.0 150.0 200.0 250.0 300.0 350.0 300.0 250.0 200.0 150.0 100.0 50.0 25.0 10.0 Harmonics Measurements Date: 03-22-1995 Time: 09:07:56 Magnet Name: 167 Run Number: 1 FIELD HARMONICS Magnet Current, Imag = 10.00259 +- 4.391734E-03 A Coil Radius, Rcoil = .0446657 m Coil # Turns, Nturns = 20 Average, # Rotations/Measurement = 10 , # Measurements = 4 N BLn sigBLn THspole sigTH BLn/BL2 sBLn/BL2 (Tm) (Tm) (deg) (deg) (%) (%) --- --------+-------- --------+-------- --------+-------- 1 0.00002 0.00000 21.33 1.43 0.1583 0.0078 2 0.01492 0.00001 44.97 0.00 100.0000 0.0000 3 0.00002 0.00000 48.07 0.82 0.1040 0.0054 4 0.00000 0.00000 -12.79 2.39 0.0102 0.0014 5 0.00000 0.00000 16.70 1.69 0.0238 0.0032 6 0.00003 0.00000 15.12 0.07 0.2061 0.0005 7 0.00000 0.00000 1.80 3.56 0.0047 0.0012 8 0.00000 0.00000 -7.56 3.00 0.0034 0.0016 9 0.00000 0.00000 -8.42 0.93 0.0081 0.0008 10 0.00004 0.00000 -9.04 0.03 0.2990 0.0008 11 0.00000 0.00000 -7.23 3.01 0.0029 0.0005 12 0.00000 0.00000 -0.93 7.54 0.0038 0.0013 13 0.00000 0.00000 -5.25 1.16 0.0126 0.0022 14 0.00004 0.00000 -6.44 0.03 0.2583 0.0012 15 0.00000 0.00000 0.22 5.53 0.0048 0.0022 16 0.00000 0.00000 4.47 6.63 0.0016 0.0007 The magnetic center is at X = -25.7 +- 2.1 microns Y = -65.9 +- 3.3 microns The magnetic center is measured relative to the coil axis effectively at the longitudinal center of the magnet. Pitch and yaw are not seen by the coil. View from the non-lead end of the magnet: y ^ | N S --> x S N Date: 03-22-1995 Time: 09:14:02 Magnet Name: 167 Run Number: 1 FIELD HARMONICS Magnet Current, Imag = 25.10728 +- 1.493963E-03 A Coil Radius, Rcoil = .0446657 m Coil # Turns, Nturns = 20 Average, # Rotations/Measurement = 10 , # Measurements = 4 N BLn sigBLn THspole sigTH BLn/BL2 sBLn/BL2 (Tm) (Tm) (deg) (deg) (%) (%) --- --------+-------- --------+-------- --------+-------- 1 0.00006 0.00000 86.29 1.42 0.1852 0.0058 2 0.03499 0.00001 44.96 0.00 100.0000 0.0000 3 0.00003 0.00000 40.59 1.04 0.0757 0.0058 4 0.00000 0.00000 -25.15 2.11 0.0113 0.0020 5 0.00001 0.00000 18.08 1.03 0.0237 0.0028 6 0.00007 0.00000 15.18 0.13 0.2109 0.0010 7 0.00000 0.00000 0.44 2.36 0.0034 0.0010 8 0.00000 0.00000 -21.43 0.15 0.0093 0.0009 9 0.00000 0.00000 -6.23 0.43 0.0084 0.0017 10 0.00010 0.00000 -9.09 0.01 0.2980 0.0014 11 0.00000 0.00000 -3.39 3.47 0.0026 0.0015 12 0.00000 0.00000 -3.54 1.71 0.0053 0.0013 13 0.00000 0.00000 -4.98 0.20 0.0115 0.0026 14 0.00009 0.00000 -6.49 0.05 0.2573 0.0009 15 0.00000 0.00000 0.13 6.47 0.0038 0.0015 16 0.00000 0.00000 2.06 7.48 0.0038 0.0006 The magnetic center is at X = -82.5 +- 2.6 microns Y = -5.3 +- 2.1 microns The magnetic center is measured relative to the coil axis effectively at the longitudinal center of the magnet. Pitch and yaw are not seen by the coil. View from the non-lead end of the magnet: y ^ | N S --> x S N Date: 03-22-1995 Time: 09:20:13 Magnet Name: 167 Run Number: 1 FIELD HARMONICS Magnet Current, Imag = 50.06858 +- 6.461547E-03 A Coil Radius, Rcoil = .0446657 m Coil # Turns, Nturns = 20 Average, # Rotations/Measurement = 10 , # Measurements = 4 N BLn sigBLn THspole sigTH BLn/BL2 sBLn/BL2 (Tm) (Tm) (deg) (deg) (%) (%) --- --------+-------- --------+-------- --------+-------- 1 0.00016 0.00000 94.00 1.41 0.2255 0.0047 2 0.06895 0.00002 44.96 0.00 100.0000 0.0000 3 0.00005 0.00000 40.00 0.98 0.0709 0.0056 4 0.00001 0.00000 -18.26 1.20 0.0120 0.0021 5 0.00002 0.00000 18.55 1.34 0.0233 0.0033 6 0.00015 0.00000 15.12 0.04 0.2113 0.0008 7 0.00000 0.00000 11.93 5.16 0.0026 0.0009 8 0.00000 0.00000 -9.50 2.78 0.0016 0.0003 9 0.00000 0.00000 -7.63 0.44 0.0065 0.0009 10 0.00021 0.00000 -9.06 0.03 0.2994 0.0016 11 0.00000 0.00000 -3.21 6.09 0.0042 0.0017 12 0.00000 0.00000 -0.24 10.05 0.0030 0.0020 13 0.00001 0.00000 -4.64 1.12 0.0131 0.0015 14 0.00017 0.00000 -6.43 0.08 0.2535 0.0026 15 0.00000 0.00000 5.10 2.06 0.0051 0.0014 16 0.00000 0.00000 -3.38 7.59 0.0053 0.0031 The magnetic center is at X = -100.5 +- 2.1 microns Y = 7.0 +- 2.5 microns The magnetic center is measured relative to the coil axis effectively at the longitudinal center of the magnet. Pitch and yaw are not seen by the coil. View from the non-lead end of the magnet: y ^ | N S --> x S N Date: 03-22-1995 Time: 09:26:28 Magnet Name: 167 Run Number: 1 FIELD HARMONICS Magnet Current, Imag = 100.0743 +- 2.009538E-02 A Coil Radius, Rcoil = .0446657 m Coil # Turns, Nturns = 20 Average, # Rotations/Measurement = 10 , # Measurements = 4 N BLn sigBLn THspole sigTH BLn/BL2 sBLn/BL2 (Tm) (Tm) (deg) (deg) (%) (%) --- --------+-------- --------+-------- --------+-------- 1 0.00034 0.00000 96.35 1.22 0.2484 0.0024 2 0.13746 0.00001 44.96 0.00 100.0000 0.0000 3 0.00010 0.00000 40.62 1.01 0.0703 0.0028 4 0.00002 0.00000 -19.76 2.50 0.0132 0.0018 5 0.00003 0.00000 18.78 1.09 0.0238 0.0012 6 0.00029 0.00000 15.10 0.03 0.2124 0.0021 7 0.00000 0.00000 11.20 5.48 0.0024 0.0010 8 0.00000 0.00000 -6.53 4.74 0.0019 0.0013 9 0.00001 0.00000 -8.42 0.91 0.0079 0.0003 10 0.00042 0.00000 -9.04 0.02 0.3021 0.0016 11 0.00000 0.00000 -4.09 4.21 0.0031 0.0022 12 0.00000 0.00000 4.09 9.44 0.0025 0.0008 13 0.00001 0.00000 -6.05 1.19 0.0090 0.0007 14 0.00035 0.00000 -6.49 0.02 0.2553 0.0017 15 0.00001 0.00000 -4.84 4.18 0.0043 0.0025 16 0.00001 0.00000 4.30 3.72 0.0040 0.0010 The magnetic center is at X = -110.3 +- 1.1 microns Y = 12.3 +- 2.3 microns The magnetic center is measured relative to the coil axis effectively at the longitudinal center of the magnet. Pitch and yaw are not seen by the coil. View from the non-lead end of the magnet: y ^ | N S --> x S N Date: 03-22-1995 Time: 09:32:43 Magnet Name: 167 Run Number: 1 FIELD HARMONICS Magnet Current, Imag = 150.0432 +- .0224725 A Coil Radius, Rcoil = .0446657 m Coil # Turns, Nturns = 20 Average, # Rotations/Measurement = 10 , # Measurements = 4 N BLn sigBLn THspole sigTH BLn/BL2 sBLn/BL2 (Tm) (Tm) (deg) (deg) (%) (%) --- --------+-------- --------+-------- --------+-------- 1 0.00054 0.00001 99.10 0.92 0.2619 0.0048 2 0.20581 0.00005 44.94 0.00 100.0000 0.0000 3 0.00014 0.00001 38.92 0.86 0.0659 0.0072 4 0.00003 0.00000 -17.74 2.23 0.0157 0.0022 5 0.00005 0.00001 18.38 1.22 0.0232 0.0025 6 0.00042 0.00001 15.09 0.08 0.2048 0.0034 7 0.00001 0.00000 4.01 7.26 0.0027 0.0012 8 0.00001 0.00000 -7.74 1.67 0.0035 0.0010 9 0.00002 0.00000 -7.70 0.96 0.0086 0.0006 10 0.00063 0.00000 -9.03 0.05 0.3068 0.0011 11 0.00000 0.00000 5.92 8.66 0.0011 0.0005 12 0.00001 0.00000 4.28 9.38 0.0039 0.0017 13 0.00002 0.00001 -4.63 0.69 0.0100 0.0040 14 0.00053 0.00000 -6.48 0.03 0.2586 0.0011 15 0.00001 0.00000 -1.44 5.22 0.0050 0.0017 16 0.00001 0.00000 -4.31 8.95 0.0049 0.0019 The magnetic center is at X = -115.5 +- 2.1 microns Y = 18.5 +- 1.9 microns The magnetic center is measured relative to the coil axis effectively at the longitudinal center of the magnet. Pitch and yaw are not seen by the coil. View from the non-lead end of the magnet: y ^ | N S --> x S N Date: 03-22-1995 Time: 09:38:58 Magnet Name: 167 Run Number: 1 FIELD HARMONICS Magnet Current, Imag = 200.334 +- 6.351903E-02 A Coil Radius, Rcoil = .0446657 m Coil # Turns, Nturns = 20 Average, # Rotations/Measurement = 10 , # Measurements = 4 N BLn sigBLn THspole sigTH BLn/BL2 sBLn/BL2 (Tm) (Tm) (deg) (deg) (%) (%) --- --------+-------- --------+-------- --------+-------- 1 0.00074 0.00001 99.74 1.49 0.2692 0.0026 2 0.27336 0.00005 44.94 0.00 100.0000 0.0000 3 0.00018 0.00001 39.09 1.26 0.0655 0.0023 4 0.00005 0.00001 -31.96 2.00 0.0199 0.0026 5 0.00006 0.00000 19.13 0.76 0.0228 0.0011 6 0.00053 0.00001 15.07 0.09 0.1951 0.0023 7 0.00000 0.00000 4.66 8.27 0.0017 0.0005 8 0.00002 0.00000 -2.05 0.68 0.0082 0.0002 9 0.00002 0.00000 -7.59 0.79 0.0078 0.0009 10 0.00084 0.00000 -9.05 0.02 0.3082 0.0006 11 0.00000 0.00000 1.41 5.06 0.0017 0.0006 12 0.00001 0.00000 -6.44 3.14 0.0041 0.0004 13 0.00003 0.00001 -4.90 0.76 0.0111 0.0019 14 0.00070 0.00001 -6.50 0.05 0.2557 0.0023 15 0.00001 0.00000 2.67 5.39 0.0049 0.0017 16 0.00001 0.00001 8.75 1.50 0.0048 0.0022 The magnetic center is at X = -118.5 +- 1.3 microns Y = 20.3 +- 3.1 microns The magnetic center is measured relative to the coil axis effectively at the longitudinal center of the magnet. Pitch and yaw are not seen by the coil. View from the non-lead end of the magnet: y ^ | N S --> x S N