SLAC Magnetic Measurements Date: 04-08-2026 Time: 14:57:59 Project: LCLS-II-HE Device Type: Undulator Data Type: Serial Number: HE_SXU_008 DATASET Number: 1 Tuning Stage: Tuning Run Number: 18 Measurement Type: Long Coil Scans Operator: JB Comment: tuning I2x Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 1.128E-06 58.134E-06 7.20000 0.00720 4404711 0.00720 4402862 0.00720 4404713 0.00720 4402866 I2X_VS_X 0.000E-03 0.942E-06 48.556E-06 7.20000 0.00720 4404719 0.00720 4402877 0.00720 4404719 0.00720 4402879 I2X_VS_X 0.000E-03 0.922E-06 47.506E-06 7.20000 0.00720 4404722 0.00720 4402886 0.00720 4404722 0.00720 4402887 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 0.711E-06 36.638E-06 9.00000 0.00900 4368698 0.00900 4366843 0.00900 4368697 0.00900 4366843 I2X_VS_X 0.000E-03 0.654E-06 33.683E-06 9.00000 0.00900 4368695 0.00900 4366841 0.00900 4368695 0.00900 4366841 I2X_VS_X 0.000E-03 0.540E-06 27.806E-06 9.00000 0.00900 4368695 0.00900 4366841 0.00900 4368694 0.00900 4366840 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 0.517E-06 26.643E-06 11.00000 0.01100 4328699 0.01100 4326846 0.01100 4328698 0.01100 4326844 I2X_VS_X 0.000E-03 0.454E-06 23.416E-06 11.00000 0.01100 4328697 0.01100 4326843 0.01100 4328697 0.01100 4326844 I2X_VS_X 0.000E-03 0.403E-06 20.776E-06 11.00000 0.01100 4328697 0.01100 4326842 0.01100 4328697 0.01100 4326842 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 0.125E-06 6.458E-06 13.00000 0.01300 4288700 0.01300 4286846 0.01300 4288698 0.01300 4286845 I2X_VS_X 0.000E-03 0.058E-06 2.975E-06 13.00000 0.01300 4288697 0.01300 4286845 0.01300 4288697 0.01300 4286845 I2X_VS_X 0.000E-03 -0.139E-06 -7.150E-06 13.00000 0.01300 4288697 0.01300 4286843 0.01300 4288696 0.01300 4286844 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 -0.241E-06 -12.442E-06 17.00000 0.01700 4208696 0.01700 4206844 0.01700 4208693 0.01700 4206843 I2X_VS_X 0.000E-03 -0.296E-06 -15.275E-06 17.00000 0.01700 4208689 0.01700 4206839 0.01700 4208688 0.01700 4206839 I2X_VS_X 0.000E-03 0.063E-06 3.229E-06 17.00000 0.01700 4208686 0.01700 4206839 0.01700 4208687 0.01700 4206838 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 -0.733E-06 -37.751E-06 25.00000 0.02500 4048701 0.02500 4046847 0.02500 4048700 0.02500 4046847 I2X_VS_X 0.000E-03 -0.861E-06 -44.353E-06 25.00000 0.02500 4048700 0.02500 4046846 0.02500 4048700 0.02500 4046846 I2X_VS_X 0.000E-03 -0.857E-06 -44.159E-06 25.00000 0.02500 4048699 0.02500 4046846 0.02500 4048698 0.02500 4046846 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 -1.110E-06 -57.220E-06 33.00000 0.03300 3888700 0.03300 3886846 0.03300 3888700 0.03300 3886846 I2X_VS_X 0.000E-03 -1.106E-06 -57.016E-06 33.00000 0.03300 3888698 0.03300 3886844 0.03300 3888698 0.03300 3886844 I2X_VS_X 0.000E-03 -1.200E-06 -61.841E-06 33.00000 0.03300 3888698 0.03300 3886843 0.03300 3888697 0.03300 3886844 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 -1.533E-06 -78.995E-06 50.00000 0.05000 3548700 0.05000 3546847 0.05000 3548701 0.05000 3546846 I2X_VS_X 0.000E-03 -1.499E-06 -77.253E-06 50.00000 0.05000 3548700 0.05000 3546847 0.05000 3548700 0.05000 3546847 I2X_VS_X 0.000E-03 -1.210E-06 -62.333E-06 50.00000 0.05000 3548700 0.05000 3546847 0.05000 3548700 0.05000 3546846 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 -1.069E-06 -55.103E-06 70.00000 0.07000 3148701 0.07000 3146848 0.07000 3148701 0.07000 3146847 I2X_VS_X 0.000E-03 -0.985E-06 -50.774E-06 70.00000 0.07000 3148700 0.07000 3146846 0.07000 3148699 0.07000 3146846 I2X_VS_X 0.000E-03 -0.989E-06 -50.978E-06 70.00000 0.07000 3148699 0.07000 3146846 0.07000 3148699 0.07000 3146846 Type Position Raw value Integral Nominal Actual Pre-measurement Gap Actual Post-measurement Gap m Volt*sec T*m | T*m^2 Gap US - mm US Raw DS - mm DS Raw US - mm US Raw DS - mm DS Raw --------------------------------------------------------------------------------------------------------------------------------------- I2X_VS_X 0.000E-03 -0.509E-06 -26.250E-06 100.00000 0.10000 2548701 0.10000 2546847 0.10000 2548700 0.10000 2546847 I2X_VS_X 0.000E-03 -0.299E-06 -15.391E-06 100.00000 0.10000 2548700 0.10000 2546846 0.10000 2548700 0.10000 2546847 I2X_VS_X 0.000E-03 -0.477E-06 -24.595E-06 100.00000 0.10000 2548699 0.10000 2546847 0.10000 2548699 0.10000 2546847