SLAC Magnetic Measurements Date: 12-05-2001 Time: 11:34:48 Project: spear3 Magnet Type: quad Magnet Name: Q50-087 Serial Number: Run Number: 1 Measurement Device: Spear3q Operator: jy Comment: checking coil calibration against wire Standardization: 3 cycles from 0.0 A to 98.0 A to 0.0 A Test Currents (A): 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 90.0 80.0 70.0 60.0 50.0 40.0 Field Harmonics Data (on the following pages) Field Harmonics Magnet Current, Imag = 10.101717 +- 0.000217 A Harmonics given at R = 0.026970 m Coil Radius, Rcoil = 0.026970 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- ---------+--------- 1 1.3803e-04 4.2443e-08 -131.82 0.02 0.39901 0.00012 2 3.4594e-02 6.7197e-07 38.01 0.00 100.00000 0.00275 3 3.7819e-05 3.1178e-09 -36.01 0.00 0.10932 0.00001 4 4.8597e-06 2.8706e-08 17.26 0.06 0.01405 0.00008 5 2.6474e-06 1.6071e-09 -22.13 0.01 0.00765 0.00000 6 7.9393e-07 2.5700e-09 -22.32 0.03 0.00229 0.00001 7 1.3086e-06 1.1586e-08 4.23 0.05 0.00378 0.00003 8 1.1674e-07 4.4301e-09 16.23 0.27 0.00034 0.00001 9 2.6354e-07 2.4461e-08 -3.59 0.44 0.00076 0.00007 10 3.0788e-06 4.6557e-09 -16.13 0.01 0.00890 0.00001 11 1.2277e-07 7.5457e-09 15.06 0.20 0.00035 0.00002 12 1.2945e-07 2.0365e-09 1.45 0.09 0.00037 0.00001 13 5.9818e-08 6.5956e-09 -5.62 0.55 0.00017 0.00002 14 1.8825e-06 4.7729e-09 12.31 0.02 0.00544 0.00001 15 7.5592e-08 3.5507e-08 -4.87 2.10 0.00022 0.00009 16 4.7408e-08 1.2044e-08 0.18 0.37 0.00014 0.00003 17 5.8324e-08 5.8625e-09 -3.57 0.39 0.00017 0.00001 18 1.5866e-06 3.6125e-09 8.04 0.01 0.00459 0.00001 Magnetic Center: Xcenter = 0.00009516 +- 0.00000002 m Ycenter = 0.00005025 +- 0.00000004 m View from end where water connections are on right: y ^ | N S --> x S N Field Harmonics Magnet Current, Imag = 30.107925 +- 0.000217 A Harmonics given at R = 0.026970 m Coil Radius, Rcoil = 0.026970 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- ---------+--------- 1 2.8823e-04 1.9628e-07 -152.98 0.02 0.28086 0.00019 2 1.0262e-01 1.0638e-06 38.01 0.00 100.00000 0.00147 3 4.4424e-05 3.0192e-09 -33.29 0.00 0.04329 0.00000 4 1.5571e-05 1.0176e-08 17.16 0.01 0.01517 0.00001 5 3.2592e-06 1.8846e-09 -18.19 0.01 0.00318 0.00000 6 4.7652e-07 2.4157e-09 -21.21 0.06 0.00046 0.00000 7 1.4051e-06 1.2658e-08 3.80 0.06 0.00137 0.00001 8 3.2442e-07 7.0600e-09 13.98 0.07 0.00032 0.00001 9 4.1118e-07 3.4313e-08 -5.03 0.53 0.00040 0.00003 10 9.4361e-06 5.7025e-09 -16.09 0.01 0.00919 0.00001 11 2.7210e-07 5.1979e-09 12.44 0.10 0.00027 0.00000 12 3.0222e-07 5.2218e-09 0.95 0.04 0.00029 0.00000 13 1.3200e-07 1.1999e-08 -5.56 0.15 0.00013 0.00001 14 5.6034e-06 8.4107e-09 12.31 0.00 0.00546 0.00001 15 5.7397e-08 7.1000e-08 7.17 3.32 0.00006 0.00006 16 1.3873e-07 1.6317e-08 -1.02 0.25 0.00014 0.00001 17 1.3938e-07 1.4617e-08 -5.07 0.17 0.00014 0.00001 18 4.7074e-06 4.9572e-09 8.06 0.00 0.00459 0.00000 Magnetic Center: Xcenter = 0.00004969 +- 0.00000001 m Ycenter = 0.00005717 +- 0.00000006 m View from end where water connections are on right: y ^ | N S --> x S N Field Harmonics Magnet Current, Imag = 50.090100 +- 0.000158 A Harmonics given at R = 0.026970 m Coil Radius, Rcoil = 0.026970 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- ---------+--------- 1 4.5626e-04 4.5808e-07 -159.58 0.03 0.26740 0.00027 2 1.7063e-01 1.2763e-06 38.01 0.00 100.00000 0.00106 3 5.2437e-05 1.6297e-08 -30.24 0.01 0.03073 0.00001 4 3.0858e-05 5.4023e-08 16.84 0.02 0.01808 0.00003 5 4.0139e-06 1.9085e-09 -15.99 0.01 0.00235 0.00000 6 2.6226e-06 1.0369e-08 -21.46 0.04 0.00154 0.00001 7 1.4647e-06 1.5848e-08 4.19 0.09 0.00086 0.00001 8 5.5523e-07 1.2918e-08 12.18 0.09 0.00033 0.00001 9 7.0376e-07 3.7529e-08 -5.30 0.36 0.00041 0.00002 10 1.5956e-05 7.7562e-09 -16.08 0.00 0.00935 0.00000 11 4.2783e-07 1.0757e-08 12.00 0.12 0.00025 0.00001 12 4.6679e-07 6.2403e-09 0.65 0.04 0.00027 0.00000 13 2.2355e-07 1.2064e-08 -5.62 0.18 0.00013 0.00001 14 9.3270e-06 8.2510e-09 12.33 0.00 0.00547 0.00000 15 3.0760e-08 7.1098e-08 4.40 7.30 0.00002 0.00003 16 2.0846e-07 1.4312e-08 -1.26 0.13 0.00012 0.00001 17 2.4171e-07 2.0930e-08 -5.55 0.14 0.00014 0.00001 18 7.8367e-06 8.6852e-09 8.06 0.00 0.00459 0.00001 Magnetic Center: Xcenter = 0.00004075 +- 0.00000003 m Ycenter = 0.00005950 +- 0.00000007 m View from end where water connections are on right: y ^ | N S --> x S N Field Harmonics Magnet Current, Imag = 70.086000 +- 0.000122 A Harmonics given at R = 0.026970 m Coil Radius, Rcoil = 0.026970 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- ---------+--------- 1 6.3974e-04 3.1437e-07 -162.88 0.02 0.26860 0.00013 2 2.3817e-01 1.3154e-06 38.01 0.00 100.00000 0.00078 3 6.5263e-05 2.5295e-08 -25.84 0.00 0.02740 0.00001 4 4.6914e-05 1.1963e-07 16.68 0.02 0.01970 0.00005 5 4.7557e-06 8.4798e-09 -15.12 0.02 0.00200 0.00000 6 1.2855e-05 2.3069e-08 -21.76 0.02 0.00540 0.00001 7 1.4320e-06 1.4768e-08 6.79 0.09 0.00060 0.00001 8 8.6124e-07 1.3724e-08 10.94 0.11 0.00036 0.00001 9 1.0391e-06 4.9563e-08 -5.29 0.31 0.00044 0.00002 10 2.2948e-05 1.1540e-08 -16.08 0.00 0.00964 0.00000 11 5.5782e-07 1.6297e-08 11.76 0.14 0.00023 0.00001 12 6.5879e-07 6.8855e-09 0.60 0.04 0.00028 0.00000 13 3.2394e-07 8.5201e-09 -5.35 0.14 0.00014 0.00000 14 1.2952e-05 1.1802e-08 12.34 0.00 0.00544 0.00000 15 1.0572e-07 9.3418e-08 1.83 2.47 0.00004 0.00004 16 3.0827e-07 1.2647e-08 -1.42 0.16 0.00013 0.00001 17 3.2440e-07 1.9864e-08 -5.37 0.08 0.00014 0.00001 18 1.0922e-05 1.1461e-08 8.07 0.00 0.00459 0.00000 Magnetic Center: Xcenter = 0.00003741 +- 0.00000003 m Ycenter = 0.00006203 +- 0.00000004 m View from end where water connections are on right: y ^ | N S --> x S N Field Harmonics Magnet Current, Imag = 90.083525 +- 0.001069 A Harmonics given at R = 0.026970 m Coil Radius, Rcoil = 0.026970 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- ---------+--------- 1 7.5816e-04 1.8662e-06 -164.16 0.05 0.25273 0.00062 2 2.9999e-01 5.2264e-06 38.02 0.00 100.00000 0.00246 3 6.9355e-05 2.8079e-08 -24.12 0.01 0.02312 0.00001 4 6.5163e-05 2.4283e-07 16.54 0.04 0.02172 0.00008 5 6.1618e-06 7.8232e-09 -13.20 0.03 0.00205 0.00000 6 4.7690e-05 3.5542e-08 -21.87 0.01 0.01590 0.00001 7 1.2807e-06 8.3132e-09 9.61 0.08 0.00043 0.00000 8 1.9379e-06 1.3860e-08 7.68 0.06 0.00065 0.00000 9 1.4456e-06 3.7792e-08 -5.71 0.15 0.00048 0.00001 10 3.1556e-05 1.3786e-08 -16.06 0.00 0.01052 0.00000 11 6.5419e-07 1.7602e-08 11.35 0.11 0.00022 0.00001 12 9.2286e-07 5.5662e-09 0.40 0.03 0.00031 0.00000 13 4.1209e-07 9.7468e-09 -5.40 0.05 0.00014 0.00000 14 1.6044e-05 1.4866e-08 12.35 0.00 0.00535 0.00000 15 9.4359e-08 5.9618e-08 3.91 2.04 0.00003 0.00002 16 3.8084e-07 1.0528e-08 -1.25 0.10 0.00013 0.00000 17 4.1457e-07 1.3760e-08 -5.57 0.06 0.00014 0.00000 18 1.3667e-05 5.5756e-09 8.07 0.00 0.00456 0.00000 Magnetic Center: Xcenter = 0.00003389 +- 0.00000006 m Ycenter = 0.00005914 +- 0.00000017 m View from end where water connections are on right: y ^ | N S --> x S N