SLAC Magnetic Measurements Date: 11-07-2006 Time: 14:26:50 Measurement File Header Information: Project: LCLS Serial Number: L143-112000-17 Run Number: 16 Operator: vk Comment: removed shim pole 54, corrected pole 81, 1 turn out; pole 141 1/4 out Analysis Parameters: Input file directory = C:\magdata\Lcls\Undulator\L143-112000-17\RMA0001\Rough Tuning\Z Scans\Run 016\ 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 = 1.278100 T, RMS = 0.003552 T Peak Field Spacing: Ave = 0.015010 m, RMS = 0.000095 m Overall Field Integrals: Int Bx dz = -1.8210e-007 Tm Int Int Bx dz dz = 1.9315e-005 Tm^2 Int By dz = 5.8830e-005 Tm Int Int By dz dz = 1.4726e-004 Tm^2 Trajectory Exit Information: X at exit = 3.2369e-006 m X slope at exit = 1.2931e-006 Y at exit = -4.2456e-007 m Y slope at exit = 4.0026e-009 Calculated Undulator Parameters: Keff = 3.502381 Beff = 1.250321 T Lambda_rad = 1.501985e-010 m Phase Data: Phase Error: Ave = 0.000000 deg, RMS = 4.417870 deg Phase Matching Data: Cell Length = 3.656000 m Number Of End Poles = 5 Phase Change Into Undulator = 1024.206 deg, mod_360 = 304.206 deg Phase Change Through Undulator = 38698.840 deg, mod_360 = 178.840 deg Phase Change Out Of Undulator = 1019.604 deg, mod_360 = 299.604 deg Phase Change Of Cell = 40742.649 deg, mod_360 = 62.649 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 -1.688723 238.220 0 238.220 2 -1.672726 282.971 0 282.971 3 -1.657639 470.446 1 110.446 4 -1.642582 661.614 1 301.614 5 -1.627540 851.755 2 131.755 6 -1.612539 1024.206 2 304.206 7 -1.597540 1202.445 3 122.445 8 -1.582529 1387.676 3 307.676 9 -1.567527 1567.876 4 127.876 10 -1.552562 1744.928 4 304.928 11 -1.537535 1926.496 5 126.496 12 -1.522484 2108.309 5 308.309 13 -1.507486 2287.213 6 127.213 14 -1.492456 2469.187 6 309.187 15 -1.477440 2649.168 7 129.168 16 -1.462488 2827.689 7 307.689 17 -1.447446 3001.415 8 121.415 18 -1.432463 3183.996 8 303.996 19 -1.417469 3362.460 9 122.460 20 -1.402496 3546.731 9 306.731 21 -1.387503 3721.839 10 121.839 22 -1.372469 3907.014 10 307.014 23 -1.357483 4083.495 11 123.495 24 -1.342480 4266.735 11 306.735 25 -1.327483 4437.787 12 117.787 26 -1.312465 4623.599 12 303.599 27 -1.297474 4796.951 13 116.951 28 -1.282446 4988.289 13 308.289 29 -1.267483 5158.275 14 118.275 30 -1.252502 5345.494 14 305.494 31 -1.237436 5522.344 15 122.344 32 -1.222399 5706.061 15 306.061 33 -1.207434 5882.434 16 122.434 34 -1.192441 6065.023 16 305.023 35 -1.177455 6243.717 17 123.717 36 -1.162440 6424.355 17 304.355 37 -1.147460 6604.388 18 124.388 38 -1.132477 6781.823 18 301.823 39 -1.117472 6964.527 19 124.527 40 -1.102484 7143.028 19 303.028 41 -1.087477 7322.546 20 122.546 42 -1.072490 7502.765 20 302.765 43 -1.057460 7682.061 21 122.061 44 -1.042471 7866.157 21 306.157 45 -1.027461 8042.132 22 122.132 46 -1.012460 8221.179 22 301.179 47 -0.997453 8402.805 23 122.805 48 -0.982457 8579.646 23 299.646 49 -0.967480 8761.192 24 121.192 50 -0.952475 8938.017 24 298.017 51 -0.937463 9125.964 25 125.964 52 -0.922468 9299.763 25 299.763 53 -0.907448 9483.765 26 123.765 54 -0.892447 9658.912 26 298.912 55 -0.877448 9841.825 27 121.825 56 -0.862446 10020.063 27 300.063 57 -0.847469 10198.678 28 118.678 58 -0.832477 10376.273 28 296.273 59 -0.817439 10561.328 29 121.328 60 -0.802433 10739.680 29 299.680 61 -0.787456 10922.026 30 122.026 62 -0.772468 11099.052 30 299.052 63 -0.757460 11282.324 31 122.324 64 -0.742488 11457.068 31 297.068 65 -0.727466 11642.266 32 122.266 66 -0.712463 11817.867 32 297.867 67 -0.697450 12005.370 33 125.370 68 -0.682466 12179.951 33 299.951 69 -0.667466 12360.798 34 120.798 70 -0.652461 12538.502 34 298.502 71 -0.637453 12720.078 35 120.078 72 -0.622438 12901.402 35 301.402 73 -0.607448 13079.893 36 119.893 74 -0.592415 13259.594 36 299.594 75 -0.577458 13435.533 37 115.533 76 -0.562458 13617.911 37 297.911 77 -0.547448 13797.166 38 117.166 78 -0.532442 13978.964 38 298.964 79 -0.517438 14154.299 39 114.299 80 -0.502449 14337.408 39 297.408 81 -0.487473 14512.267 40 112.267 82 -0.472515 14694.227 40 294.227 83 -0.457538 14874.999 41 114.999 84 -0.442534 15056.381 41 296.381 85 -0.427532 15234.470 42 114.470 86 -0.412523 15414.389 42 294.389 87 -0.397535 15596.621 43 116.621 88 -0.382505 15770.594 43 290.594 89 -0.367503 15956.051 44 116.051 90 -0.352504 16134.837 44 294.837 91 -0.337513 16318.979 45 118.979 92 -0.322521 16495.848 45 295.848 93 -0.307489 16673.113 46 113.113 94 -0.292494 16851.704 46 291.704 95 -0.277504 17035.788 47 115.788 96 -0.262493 17216.724 47 296.724 97 -0.247538 17393.136 48 113.136 98 -0.232502 17576.037 48 296.037 99 -0.217457 17758.273 49 118.273 100 -0.202485 17935.325 49 295.325 101 -0.187495 18118.655 50 118.655 102 -0.172510 18291.834 50 291.834 103 -0.157500 18478.204 51 118.204 104 -0.142508 18652.892 51 292.892 105 -0.127510 18839.240 52 119.240 106 -0.112507 19010.828 52 290.828 107 -0.097495 19200.444 53 120.444 108 -0.082504 19370.047 53 290.047 109 -0.067501 19560.652 54 120.652 110 -0.052496 19734.338 54 294.338 111 -0.037479 19923.746 55 123.746 112 -0.022469 20096.479 55 296.479 113 -0.007473 20281.086 56 121.086 114 0.007543 20458.248 56 298.248 115 0.022517 20637.524 57 117.524 116 0.037492 20816.679 57 296.679 117 0.052481 20995.860 58 115.860 118 0.067459 21171.664 58 291.664 119 0.082444 21356.124 59 116.124 120 0.097526 21534.778 59 294.778 121 0.112505 21718.087 60 118.087 122 0.127487 21892.731 60 292.731 123 0.142487 22077.534 61 117.534 124 0.157509 22255.075 61 295.075 125 0.172494 22436.186 62 116.186 126 0.187483 22612.590 62 292.590 127 0.202499 22797.781 63 117.781 128 0.217505 22974.102 63 294.102 129 0.232532 23160.261 64 120.261 130 0.247510 23332.244 64 292.244 131 0.262486 23517.072 65 117.072 132 0.277477 23691.538 65 291.538 133 0.292456 23877.595 66 117.595 134 0.307492 24053.859 66 293.859 135 0.322542 24242.441 67 122.441 136 0.337514 24419.169 67 299.169 137 0.352468 24598.594 68 118.594 138 0.367466 24781.461 68 301.461 139 0.382481 24957.206 69 117.206 140 0.397494 25140.693 69 300.693 141 0.412478 25318.399 70 118.399 142 0.427511 25499.333 70 299.333 143 0.442518 25680.483 71 120.483 144 0.457523 25858.560 71 298.560 145 0.472490 26041.783 72 121.783 146 0.487469 26214.748 72 294.748 147 0.502478 26402.411 73 122.411 148 0.517483 26573.865 73 293.865 149 0.532444 26762.744 74 122.744 150 0.547434 26934.282 74 294.282 151 0.562442 27122.149 75 122.149 152 0.577463 27296.639 75 296.639 153 0.592465 27483.400 76 123.400 154 0.607438 27655.355 76 295.355 155 0.622474 27842.988 77 122.988 156 0.637492 28020.903 77 300.903 157 0.652488 28202.655 78 122.655 158 0.667487 28379.525 78 299.525 159 0.682478 28564.625 79 124.625 160 0.697471 28738.775 79 298.775 161 0.712463 28928.000 80 128.000 162 0.727426 29097.420 80 297.420 163 0.742476 29288.647 81 128.647 164 0.757477 29462.896 81 302.896 165 0.772454 29645.009 82 125.009 166 0.787456 29822.573 82 302.573 167 0.802476 30006.214 83 126.214 168 0.817456 30178.537 83 298.537 169 0.832451 30368.049 84 128.049 170 0.847448 30538.184 84 298.184 171 0.862454 30725.265 85 125.265 172 0.877468 30900.704 85 300.704 173 0.892435 31084.146 86 124.146 174 0.907448 31261.249 86 301.249 175 0.922460 31445.326 87 125.326 176 0.937456 31617.588 87 297.588 177 0.952455 31807.315 88 127.315 178 0.967456 31977.369 88 297.369 179 0.982489 32168.984 89 128.984 180 0.997512 32340.159 89 300.159 181 1.012469 32527.250 90 127.250 182 1.027437 32694.646 90 294.646 183 1.042438 32887.366 91 127.366 184 1.057439 33056.567 91 296.567 185 1.072464 33246.825 92 126.825 186 1.087495 33421.311 92 301.311 187 1.102464 33608.157 93 128.157 188 1.117484 33781.839 93 301.839 189 1.132476 33967.100 94 127.100 190 1.147494 34143.303 94 303.303 191 1.162463 34327.383 95 127.383 192 1.177438 34499.051 95 299.051 193 1.192473 34685.646 96 125.646 194 1.207481 34861.791 96 301.791 195 1.222478 35046.888 97 126.888 196 1.237495 35221.874 97 301.874 197 1.252493 35405.955 98 125.955 198 1.267485 35582.725 98 302.725 199 1.282503 35764.736 99 124.736 200 1.297489 35942.333 99 302.333 201 1.312477 36124.857 100 124.857 202 1.327475 36301.222 100 301.222 203 1.342488 36483.997 101 123.997 204 1.357501 36663.137 101 303.137 205 1.372470 36840.961 102 120.961 206 1.387486 37019.152 102 299.152 207 1.402508 37204.663 103 124.663 208 1.417510 37375.967 103 295.967 209 1.432498 37564.801 104 124.801 210 1.447508 37739.176 104 299.176 211 1.462477 37920.874 105 120.874 212 1.477434 38095.022 105 295.022 213 1.492489 38281.755 106 121.755 214 1.507507 38457.393 106 297.393 215 1.522536 38641.606 107 121.606 216 1.537531 38820.903 107 300.903 217 1.552499 39000.681 108 120.681 218 1.567477 39178.387 108 298.387 219 1.582500 39363.485 109 123.485 220 1.597519 39541.221 109 301.221 221 1.612496 39723.045 110 123.045 222 1.627508 39901.968 110 301.968 223 1.642507 40077.749 111 117.749 224 1.657622 40283.729 111 323.729 225 1.672677 40456.338 112 136.338 226 1.688634 40503.019 112 183.019