SLAC Magnetic Measurements Date: 03-21-2007 Time: 09:37:56 Project: LCLS Magnet Type: Quad Magnet Name: 000318 Serial Number: LTU Run Number: 4 Measurement Device: DC34 Operator: adf Comment: Rescan to verify harmonics Standardization: 3 cycles from 0.0 A to 144.0 A to 0.0 A Test Currents (A): 100.0 Field Harmonics Data (on the following pages) Field Harmonics Magnet Current, Imag = 99.941775 +- 0.000122 A Harmonics given at R = 0.008887 m Coil Radius, Rcoil = 0.008887 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- ---------+--------- 1 2.0424e-03 2.9618e-06 -166.74 0.04 1.24407 0.00181 2 1.6417e-01 1.4151e-05 47.82 0.00 100.00000 0.01219 3 4.1659e-03 2.5351e-06 -13.81 0.01 2.53748 0.00156 4 4.4343e-04 5.9073e-06 19.55 0.14 0.27010 0.00360 5 3.3107e-04 6.7006e-06 7.26 0.19 0.20166 0.00408 6 1.6192e-04 3.5378e-06 -8.32 0.22 0.09863 0.00215 7 8.8084e-05 3.5724e-06 5.80 0.34 0.05365 0.00218 8 4.5443e-05 2.3648e-06 -9.84 0.71 0.02768 0.00144 9 1.4441e-05 3.3753e-06 -9.37 0.97 0.00880 0.00205 10 4.5892e-05 3.2449e-06 7.14 0.55 0.02795 0.00198 11 9.4977e-06 2.6002e-06 -7.88 0.57 0.00579 0.00158 12 7.2007e-05 4.5852e-06 -2.63 0.35 0.04386 0.00279 13 2.8869e-05 1.9913e-06 9.75 0.30 0.01758 0.00121 14 4.2585e-05 1.5640e-06 7.86 0.18 0.02594 0.00095 15 1.2219e-05 2.7324e-06 4.62 0.99 0.00744 0.00166 16 1.0419e-04 4.7161e-06 9.82 0.36 0.06346 0.00287 Magnetic Center: Xcenter = 0.00001467 +- 0.00000008 m Ycenter = 0.00010958 +- 0.00000016 m View from downstream end y ^ | N S -> -x S N