SLAC Magnetic Measurements Date: 07-01-2024 Time: 12:54:12 Project: LCLS-II-HE Magnet Type: Quad Magnet Name: 4270 Serial Number: 73 Run Number: 1 Measurement Device: 0_25DQB26 Operator: sda Comment: Integrated gradient -6 to 6 to -6 A. Harmonics at -4.5 and 4.5 amps. Standardization for MAIN: 3 cycles from -6.0 A to 6.0 A to -6.0 A Test Currents for MAIN (A): -6.00 -5.50 -5.00 -4.50 -4.00 -3.50 -3.00 -2.50 -2.00 -1.50 -1.00 -0.50 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 5.50 6.00 5.50 5.00 4.50 4.00 3.50 3.00 2.50 2.00 1.50 1.00 0.50 0.00 -0.50 -1.00 -1.50 -2.00 -2.50 -3.00 -3.50 -4.00 -4.50 -5.00 -5.50 -6.00 Field Harmonics Data (on the following pages) Field Harmonics Magnet Current for MAIN = -4.50 +- 0.000013 A Harmonics given at R = 0.002997 m Coil Radius, Rcoil = 0.002997 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- -------------+------------- 1 2.0511e-04 1.9649e-06 -40.39 0.49 2.00733361 0.01923009 2 1.0218e-02 3.4568e-07 -45.01 0.00 100.00000000 0.00478441 3 3.4737e-06 2.2550e-07 -5.89 2.36 0.03399602 0.00220689 4 1.7671e-06 1.0421e-06 -35.00 8.29 0.01729432 0.01019875 5 9.3200e-07 1.8021e-07 -26.63 2.30 0.00912117 0.00176368 6 6.7185e-07 6.2960e-07 8.25 8.88 0.00657519 0.00616172 7 8.5155e-07 3.9354e-07 -18.27 3.45 0.00833382 0.00385146 8 4.5485e-07 9.8994e-07 -11.78 7.50 0.00445145 0.00968826 9 5.2045e-07 1.0331e-06 -0.12 7.79 0.00509345 0.01011111 10 2.0052e-07 7.8175e-07 16.56 14.32 0.00196245 0.00765072 11 4.3190e-07 6.6189e-07 -13.57 9.72 0.00422684 0.00647771 12 8.3274e-07 7.0451e-07 -10.53 4.11 0.00814974 0.00689486 13 4.1352e-07 3.5333e-07 -1.97 7.72 0.00404702 0.00345796 14 1.3496e-06 7.5501e-07 -6.17 1.12 0.01320765 0.00738908 15 3.0137e-07 8.8797e-07 -5.77 7.48 0.00294942 0.00869024 16 3.6820e-07 4.9314e-07 9.11 6.52 0.00360349 0.00482618 Magnetic Center: Xcenter = -0.00003897 +- 0.00000029 m Ycenter = 0.00004584 +- 0.00000071 m View from upstream end of magnet y ^ | S N -> x N S Field Harmonics Magnet Current for MAIN = 4.50 +- 0.000009 A Harmonics given at R = 0.002997 m Coil Radius, Rcoil = 0.002997 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- -------------+------------- 1 1.9760e-04 9.9651e-07 142.10 0.32 1.96046472 0.00988750 2 1.0079e-02 6.2113e-07 45.00 0.00 100.00000000 0.00871498 3 3.7678e-06 3.9605e-07 57.96 1.80 0.03738151 0.00392932 4 1.5241e-06 1.0897e-06 -18.61 9.14 0.01512069 0.01081152 5 1.9263e-06 7.0264e-07 -1.93 5.99 0.01911136 0.00697117 6 8.0077e-07 2.3655e-07 -28.02 7.41 0.00794477 0.00234692 7 3.5392e-07 3.5880e-07 -2.85 15.21 0.00351133 0.00355976 8 5.0555e-07 4.7987e-07 -4.57 7.11 0.00501574 0.00476094 9 2.3446e-07 3.8403e-07 -11.54 13.61 0.00232621 0.00381006 10 2.8726e-07 1.7872e-07 16.35 10.19 0.00284998 0.00177311 11 9.2375e-08 7.5627e-07 -16.07 21.13 0.00091649 0.00750321 12 1.3972e-07 5.0997e-07 4.57 18.48 0.00138619 0.00505957 13 7.7620e-07 4.5129e-07 -1.78 4.10 0.00770101 0.00447741 14 2.5823e-06 5.7089e-07 -3.97 0.85 0.02561984 0.00566406 15 8.4503e-07 5.3987e-07 6.75 4.88 0.00838390 0.00535625 16 1.1011e-06 3.6327e-07 -9.67 1.32 0.01092398 0.00360416 Magnetic Center: Xcenter = -0.00003609 +- 0.00000037 m Ycenter = 0.00004637 +- 0.00000024 m View from upstream end of magnet y ^ | N S -> x S N Field Harmonics Magnet Current for MAIN = 6.00 +- 0.000017 A Harmonics given at R = 0.002997 m Coil Radius, Rcoil = 0.002997 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- -------------+------------- 1 2.6718e-04 1.4819e-06 142.23 0.28 1.98856843 0.01103249 2 1.3436e-02 1.8089e-06 44.99 0.00 100.00000000 0.01903958 3 4.8523e-06 1.9581e-07 56.63 0.74 0.03611426 0.00145740 4 6.8319e-07 1.1580e-06 -36.63 24.85 0.00508478 0.00861871 5 2.7905e-06 9.7055e-07 -1.68 2.15 0.02076915 0.00722355 6 1.6712e-07 6.5416e-07 22.88 39.37 0.00124380 0.00486873 7 5.2982e-07 5.4064e-07 -19.20 8.35 0.00394326 0.00402384 8 1.0439e-06 6.8592e-07 2.52 2.93 0.00776936 0.00510508 9 2.7633e-07 4.3580e-07 19.13 15.60 0.00205663 0.00324356 10 7.2279e-07 2.5202e-07 -14.01 2.24 0.00537954 0.00187572 11 7.1781e-07 5.8833e-07 7.87 3.61 0.00534246 0.00437874 12 3.5072e-07 5.3594e-07 -14.38 5.03 0.00261030 0.00398882 13 3.6513e-07 7.6592e-07 2.13 12.10 0.00271756 0.00570052 14 2.2579e-06 5.3153e-07 -5.44 0.89 0.01680503 0.00395599 15 6.4999e-07 5.2925e-07 1.74 2.30 0.00483766 0.00393906 16 5.3992e-07 3.5871e-07 -10.65 6.29 0.00401846 0.00266980 Magnetic Center: Xcenter = -0.00003649 +- 0.00000024 m Ycenter = 0.00004712 +- 0.00000038 m View from upstream end of magnet y ^ | N S -> x S N Field Harmonics Magnet Current for MAIN = 4.50 +- 0.000017 A Harmonics given at R = 0.002997 m Coil Radius, Rcoil = 0.002997 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- -------------+------------- 1 2.0719e-04 9.7089e-07 142.61 0.23 2.03013354 0.00951704 2 1.0206e-02 1.3872e-06 44.99 0.00 100.00000000 0.01922167 3 3.7771e-06 4.1582e-07 58.39 2.61 0.03700907 0.00407434 4 1.6789e-06 8.2465e-07 -24.94 11.70 0.01645031 0.00808014 5 9.0414e-07 3.1497e-07 -5.48 3.78 0.00885902 0.00308618 6 5.1366e-07 7.5354e-07 -19.25 9.31 0.00503302 0.00738345 7 3.8340e-07 5.6646e-07 7.60 12.86 0.00375670 0.00555032 8 4.6791e-07 2.2517e-07 -13.20 8.81 0.00458472 0.00220632 9 5.0312e-07 1.6983e-07 -9.26 8.62 0.00492975 0.00166407 10 7.1139e-07 5.8795e-07 -14.74 5.45 0.00697035 0.00576092 11 8.3213e-08 3.9692e-07 15.49 33.06 0.00081534 0.00388912 12 9.1332e-07 6.2488e-07 1.45 4.79 0.00894901 0.00612274 13 1.0507e-06 3.4664e-07 2.84 1.59 0.01029511 0.00339648 14 1.8927e-06 7.0278e-07 -3.69 1.33 0.01854484 0.00688599 15 1.2867e-06 6.6092e-07 -8.72 2.12 0.01260790 0.00647592 16 6.1251e-07 9.1467e-07 1.77 3.47 0.00600156 0.00896224 Magnetic Center: Xcenter = -0.00003693 +- 0.00000017 m Ycenter = 0.00004836 +- 0.00000034 m View from upstream end of magnet y ^ | N S -> x S N Field Harmonics Magnet Current for MAIN = -4.50 +- 0.000014 A Harmonics given at R = 0.002997 m Coil Radius, Rcoil = 0.002997 m Main Harmonic N = 2 n BLn sigBLn THspole sigTH BLn/BLN sBLn/BLN (Tm) (Tm) (deg) (deg) (%) (%) --- ------------+------------ --------+-------- -------------+------------- 1 2.2570e-04 1.4058e-06 -40.63 0.33 2.23583849 0.01392760 2 1.0095e-02 7.2988e-07 -45.00 0.00 100.00000000 0.01022529 3 3.2436e-06 1.9586e-07 -6.53 2.36 0.03213203 0.00194024 4 9.6755e-07 5.4290e-07 -35.27 8.55 0.00958485 0.00537815 5 1.4114e-06 9.1350e-07 -33.68 10.81 0.01398207 0.00904936 6 7.2806e-07 2.4553e-07 12.82 6.99 0.00721238 0.00243225 7 6.3087e-07 5.9244e-07 -12.87 3.56 0.00624963 0.00586887 8 4.1308e-07 6.6904e-07 -16.36 13.05 0.00409213 0.00662769 9 1.5486e-07 5.1580e-07 2.75 17.24 0.00153409 0.00510969 10 3.3899e-07 2.4113e-07 0.43 14.46 0.00335817 0.00238870 11 8.1123e-08 6.7700e-07 -6.23 46.00 0.00080363 0.00670661 12 3.7536e-07 6.7385e-07 -1.12 5.63 0.00371844 0.00667538 13 3.8628e-07 3.8086e-07 -3.81 4.66 0.00382660 0.00377289 14 2.1662e-06 4.9838e-07 -5.72 1.42 0.02145943 0.00493712 15 1.8588e-07 8.1203e-07 10.41 10.69 0.00184139 0.00804421 16 6.0157e-07 2.4457e-07 -5.67 2.20 0.00595928 0.00242277 Magnetic Center: Xcenter = -0.00004364 +- 0.00000027 m Ycenter = 0.00005086 +- 0.00000050 m View from upstream end of magnet y ^ | S N -> x N S