SLAC Magnetic Measurements Date: 04-08-2026 Time: 10:00:35 Project: LCLS-II-HE Device Type: Undulator Data Type: Serial Number: HE_SXU_008 DATASET Number: 1 Tuning Stage: Tuning Run Number: 13 Measurement Type: Long Coil Scans Operator: JB Comment: All vs Gap; before final 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 --------------------------------------------------------------------------------------------------------------------------------------- I1X_VS_X -0.000E-03 2.523E-06 36.042E-06 7.20000 0.00720 4404713 0.00720 4402870 0.00720 4404715 0.00720 4402872 I1X_VS_X -0.000E-03 2.407E-06 34.376E-06 7.20000 0.00720 4404717 0.00720 4402880 0.00720 4404719 0.00720 4402882 I1X_VS_X -0.000E-03 2.401E-06 34.294E-06 7.20000 0.00720 4404720 0.00720 4402886 0.00720 4404719 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 --------------------------------------------------------------------------------------------------------------------------------------- I1X_VS_X -0.000E-03 1.319E-06 18.835E-06 9.00000 0.00900 4368699 0.00900 4366843 0.00900 4368698 0.00900 4366843