SLAC Magnetic Measurements Date: 11-14-2006 Time: 10:03:52 Measurement File Header Information: Project: LCLS Serial Number: L143-112000-17 Run Number: 35 Operator: aww Comment: With Mag shield installed, one more scan at 0.000712 Analysis Parameters: Input file directory = C:\magdata\Lcls\Undulator\L143-112000-17\RMA0001\Rough Tuning\Z Scans\Run 035\ Input file name = bscanz_dat.001 Input file type = SLAC_BXBYVSZ Electron gamma = 26690.650000 Electron energy = 13.640411 Gev Undulator period = 0.030000 m Desired K value = 3.499557 Number of undulator poles = 226 Number of end poles (used in analysis) = 5 Cell length = 3.656000 m Peak Field Summary: Number of Poles = 226 Number of End Poles (excluded in statistics) = 5 Peak Fields: Ave = 1.278091 T, RMS = 0.003358 T Peak Field Spacing: Ave = 0.015011 m, RMS = 0.000095 m Overall Field Integrals: Int Bx dz = -6.4966e-005 Tm Int Int Bx dz dz = -1.1896e-004 Tm^2 Int By dz = -4.7887e-005 Tm Int Int By dz dz = -1.1168e-004 Tm^2 Trajectory Exit Information: X at exit = -2.4549e-006 m X slope at exit = -1.0526e-006 Y at exit = 2.6148e-006 m Y slope at exit = 1.4280e-006 Calculated Undulator Parameters: Keff = 3.502027 Beff = 1.250195 T Lambda_rad = 1.501724e-010 m Phase Data: Phase Error: Ave = -0.000000 deg, RMS = 2.815134 deg Phase Matching Data: Cell Length = 3.656000 m Number Of End Poles = 5 Phase Change Into Undulator = 1024.121 deg, mod_360 = 304.121 deg Phase Change Through Undulator = 38696.970 deg, mod_360 = 176.970 deg Phase Change Out Of Undulator = 1024.999 deg, mod_360 = 304.999 deg Phase Change Of Cell = 40746.090 deg, mod_360 = 66.090 deg Phases At The Poles: Phase = 0 at cell boundary. Pole Num Z Position Phase Phase Ph mod 360 (m) (deg) num 360 (deg) -------- ----------- ----------- ------- ----------- 1 -1.688727 238.325 0 238.325 2 -1.672727 283.188 0 283.188 3 -1.657639 470.140 1 110.140 4 -1.642581 661.776 1 301.776 5 -1.627542 851.404 2 131.404 6 -1.612540 1024.121 2 304.121 7 -1.597541 1202.424 3 122.424 8 -1.582529 1387.404 3 307.404 9 -1.567525 1567.866 4 127.866 10 -1.552561 1744.610 4 304.610 11 -1.537538 1926.503 5 126.503 12 -1.522486 2107.985 5 307.985 13 -1.507489 2287.193 6 127.193 14 -1.492460 2468.730 6 308.730 15 -1.477443 2649.357 7 129.357 16 -1.462492 2826.617 7 306.617 17 -1.447449 3001.804 8 121.804 18 -1.432465 3182.813 8 302.813 19 -1.417470 3362.896 9 122.896 20 -1.402497 3545.507 9 305.507 21 -1.387501 3722.232 10 122.232 22 -1.372471 3905.685 10 305.685 23 -1.357485 4083.984 11 123.984 24 -1.342476 4264.509 11 304.509 25 -1.327491 4442.846 12 122.846 26 -1.312469 4625.644 12 305.644 27 -1.297477 4800.933 13 120.933 28 -1.282448 4990.507 13 310.507 29 -1.267486 5162.011 14 122.011 30 -1.252505 5347.651 14 307.651 31 -1.237440 5525.999 15 125.999 32 -1.222400 5708.267 15 308.267 33 -1.207436 5886.020 16 126.020 34 -1.192442 6067.215 16 307.215 35 -1.177456 6247.227 17 127.227 36 -1.162442 6426.576 17 306.576 37 -1.147462 6607.859 18 127.859 38 -1.132477 6784.046 18 304.046 39 -1.117474 6968.000 19 128.000 40 -1.102484 7145.300 19 305.300 41 -1.087481 7326.021 20 126.021 42 -1.072492 7505.125 20 305.125 43 -1.057462 7685.482 21 125.482 44 -1.042471 7868.835 21 308.835 45 -1.027460 8045.082 22 125.082 46 -1.012462 8224.983 22 304.983 47 -0.997454 8404.382 23 124.382 48 -0.982461 8584.668 23 304.668 49 -0.967483 8762.350 24 122.350 50 -0.952479 8943.485 24 303.485 51 -0.937463 9127.117 25 127.117 52 -0.922471 9305.373 25 305.373 53 -0.907448 9485.039 26 125.039 54 -0.892448 9664.776 26 304.776 55 -0.877450 9843.329 27 123.329 56 -0.862445 10026.375 27 306.375 57 -0.847468 10200.683 28 120.683 58 -0.832476 10383.007 28 303.007 59 -0.817440 10563.594 29 123.594 60 -0.802433 10746.751 29 306.751 61 -0.787451 10924.758 30 124.758 62 -0.772467 11106.583 30 306.583 63 -0.757461 11285.712 31 125.712 64 -0.742486 11465.221 31 305.221 65 -0.727469 11646.114 32 126.114 66 -0.712462 11826.390 32 306.390 67 -0.697448 12009.404 33 129.404 68 -0.682466 12188.638 33 308.638 69 -0.667465 12365.054 34 125.054 70 -0.652461 12546.791 34 306.791 71 -0.637451 12723.832 35 123.832 72 -0.622439 12910.134 35 310.134 73 -0.607442 13082.869 36 122.869 74 -0.592419 13273.721 36 313.721 75 -0.577455 13443.804 37 123.804 76 -0.562456 13631.308 37 311.308 77 -0.547447 13805.755 38 125.755 78 -0.532443 13992.434 38 312.434 79 -0.517441 14163.149 39 123.149 80 -0.502448 14351.094 39 311.094 81 -0.487474 14521.319 40 121.319 82 -0.472514 14708.135 40 308.135 83 -0.457543 14884.161 41 124.161 84 -0.442536 15070.362 41 310.362 85 -0.427534 15243.742 42 123.742 86 -0.412524 15428.499 42 308.499 87 -0.397538 15605.894 43 125.894 88 -0.382509 15784.683 43 304.683 89 -0.367505 15965.173 44 125.173 90 -0.352505 16148.892 44 308.892 91 -0.337515 16328.090 45 128.090 92 -0.322520 16509.894 45 309.894 93 -0.307493 16682.295 46 122.295 94 -0.292496 16865.893 46 305.893 95 -0.277503 17044.956 47 124.956 96 -0.262491 17230.994 47 310.994 97 -0.247538 17402.476 48 122.476 98 -0.232500 17590.584 48 310.584 99 -0.217456 17767.739 49 127.739 100 -0.202484 17949.896 49 309.896 101 -0.187495 18128.066 50 128.066 102 -0.172510 18306.316 50 306.316 103 -0.157502 18487.435 51 127.435 104 -0.142513 18667.276 51 307.276 105 -0.127511 18848.281 52 128.281 106 -0.112507 19025.111 52 305.111 107 -0.097492 19209.006 53 129.006 108 -0.082503 19384.127 53 304.127 109 -0.067503 19568.791 54 128.791 110 -0.052495 19748.170 54 308.170 111 -0.037479 19931.692 55 131.692 112 -0.022470 20110.129 55 310.129 113 -0.007474 20288.907 56 128.907 114 0.007540 20471.866 56 311.866 115 0.022519 20645.440 57 125.440 116 0.037493 20830.475 57 310.475 117 0.052478 21003.909 58 123.909 118 0.067457 21185.535 58 305.535 119 0.082446 21364.139 59 124.139 120 0.097523 21548.713 59 308.713 121 0.112506 21726.175 60 126.175 122 0.127487 21906.628 60 306.628 123 0.142487 22085.566 61 125.566 124 0.157506 22268.959 61 308.959 125 0.172494 22444.296 62 124.296 126 0.187480 22626.503 62 306.503 127 0.202502 22805.860 63 125.860 128 0.217508 22987.979 63 307.979 129 0.232532 23168.266 64 128.266 130 0.247512 23345.950 64 305.950 131 0.262489 23524.897 65 124.897 132 0.277478 23705.224 65 305.224 133 0.292457 23885.135 66 125.135 134 0.307494 24068.584 66 308.584 135 0.322546 24244.886 67 124.886 136 0.337518 24428.892 67 308.892 137 0.352467 24602.147 68 122.147 138 0.367467 24791.210 68 311.210 139 0.382482 24961.099 69 121.099 140 0.397496 25150.707 69 310.707 141 0.412475 25322.587 70 122.587 142 0.427511 25509.524 70 309.524 143 0.442517 25684.801 71 124.801 144 0.457523 25868.840 71 308.840 145 0.472490 26046.069 72 126.069 146 0.487470 26224.910 72 304.910 147 0.502478 26406.393 73 126.393 148 0.517482 26583.731 73 303.731 149 0.532444 26766.366 74 126.366 150 0.547437 26943.843 74 303.843 151 0.562442 27125.471 75 125.471 152 0.577466 27306.020 75 306.020 153 0.592463 27486.559 76 126.559 154 0.607437 27664.502 76 304.502 155 0.622472 27845.864 77 125.864 156 0.637487 28029.942 77 309.942 157 0.652485 28205.557 78 125.557 158 0.667485 28388.604 78 308.604 159 0.682477 28567.472 79 127.472 160 0.697467 28747.757 79 307.757 161 0.712463 28930.641 80 130.641 162 0.727429 29106.105 80 306.105 163 0.742474 29290.786 81 130.786 164 0.757473 29471.266 81 311.266 165 0.772456 29647.077 82 127.077 166 0.787456 29830.997 82 310.997 167 0.802476 30008.306 83 128.306 168 0.817458 30186.919 83 306.919 169 0.832452 30369.906 84 129.906 170 0.847448 30546.329 84 306.329 171 0.862456 30726.825 85 126.825 172 0.877465 30908.709 85 308.709 173 0.892436 31085.618 86 125.618 174 0.907449 31269.251 86 309.251 175 0.922462 31446.712 87 126.712 176 0.937457 31625.481 87 305.481 177 0.952454 31808.338 88 128.338 178 0.967459 31984.927 88 304.927 179 0.982491 32169.545 89 129.545 180 0.997513 32347.357 89 307.357 181 1.012472 32527.496 90 127.496 182 1.027439 32701.483 90 301.483 183 1.042441 32887.003 91 127.003 184 1.057441 33062.960 91 302.960 185 1.072467 33245.985 92 125.985 186 1.087499 33427.463 92 307.463 187 1.102467 33607.079 93 127.079 188 1.117487 33787.823 93 307.823 189 1.132474 33965.758 94 125.758 190 1.147497 34149.228 94 309.228 191 1.162465 34325.961 95 125.961 192 1.177439 34504.855 95 304.855 193 1.192473 34683.915 96 123.915 194 1.207481 34867.434 96 307.434 195 1.222479 35045.004 97 125.004 196 1.237495 35227.394 97 307.394 197 1.252493 35403.933 98 123.933 198 1.267486 35588.231 98 308.231 199 1.282505 35762.716 99 122.716 200 1.297488 35947.942 99 307.942 201 1.312479 36122.927 100 122.927 202 1.327476 36306.845 100 306.845 203 1.342491 36482.107 101 122.107 204 1.357501 36668.868 101 308.868 205 1.372471 36839.328 102 119.328 206 1.387488 37025.071 102 305.071 207 1.402509 37203.024 103 123.024 208 1.417513 37381.661 103 301.661 209 1.432503 37562.892 104 122.892 210 1.447510 37744.619 104 304.619 211 1.462478 37918.944 105 118.944 212 1.477435 38100.402 105 300.402 213 1.492490 38279.659 106 119.659 214 1.507509 38462.556 106 302.556 215 1.522538 38639.414 107 119.414 216 1.537533 38826.115 107 306.115 217 1.552503 38998.660 108 118.660 218 1.567480 39183.703 108 303.703 219 1.582501 39361.436 109 121.436 220 1.597519 39546.515 109 306.515 221 1.612499 39721.091 110 121.091 222 1.627512 39907.417 110 307.417 223 1.642511 40076.107 111 116.107 224 1.657623 40290.244 111 330.244 225 1.672682 40455.707 112 135.707 226 1.688643 40504.377 112 184.377