SLAC Magnetic Measurements Date: 04-03-2026 Time: 14:46:41 Project: LCLS-II-HE Device Type: Undulator Data Type: Serial Number: HE_SXU_008 DATASET Number: 1 Tuning Stage: Tuning Run Number: 2 Measurement Type: Long Coil Scans Operator: JB Comment: Data for tuning; Round 1 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 --------------------------------------------------------------------------------------------------------------------------------------- I1Y_VS_X 2.000E-03 0.940E-06 13.432E-06 7.50000 0.00750 4398709 0.00750 4396729 0.00750 4398710 0.00750 4396734 I1Y_VS_X 2.000E-03 1.115E-06 15.932E-06 7.50000 0.00750 4398714 0.00750 4396749 0.00750 4398715 0.00750 4396751 I1Y_VS_X 2.000E-03 0.939E-06 13.412E-06 7.50000 0.00750 4398716 0.00750 4396759 0.00750 4398717 0.00750 4396760 I1Y_VS_X -0.000E-03 -0.392E-06 -5.595E-06 7.50000 0.00750 4398718 0.00750 4396766 0.00750 4398718 0.00750 4396767 I1Y_VS_X -0.000E-03 -0.346E-06 -4.940E-06 7.50000 0.00750 4398719 0.00750 4396771 0.00750 4398720 0.00750 4396771 I1Y_VS_X -0.000E-03 -0.041E-06 -0.592E-06 7.50000 0.00750 4398721 0.00750 4396774 0.00750 4398721 0.00750 4396775 I1Y_VS_X -2.000E-03 -1.077E-06 -15.384E-06 7.50000 0.00750 4398722 0.00750 4396778 0.00750 4398722 0.00750 4396779 I1Y_VS_X -2.000E-03 -1.115E-06 -15.930E-06 7.50000 0.00750 4398722 0.00750 4396781 0.00750 4398723 0.00750 4396781 I1Y_VS_X -2.000E-03 -0.927E-06 -13.235E-06 7.50000 0.00750 4398723 0.00750 4396783 0.00750 4398723 0.00750 4396783 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 2.000E-03 1.078E-06 15.401E-06 7.50000 0.00750 4398724 0.00750 4396785 0.00750 4398724 0.00750 4396785 I1X_VS_X 2.000E-03 0.961E-06 13.730E-06 7.50000 0.00750 4398725 0.00750 4396786 0.00750 4398725 0.00750 4396786 I1X_VS_X 2.000E-03 0.944E-06 13.484E-06 7.50000 0.00750 4398725 0.00750 4396788 0.00750 4398725 0.00750 4396788 I1X_VS_X 0.000E-03 2.027E-06 28.951E-06 7.50000 0.00750 4398725 0.00750 4396789 0.00750 4398725 0.00750 4396789 I1X_VS_X 0.000E-03 2.007E-06 28.659E-06 7.50000 0.00750 4398726 0.00750 4396790 0.00750 4398726 0.00750 4396790 I1X_VS_X 0.000E-03 1.773E-06 25.328E-06 7.50000 0.00750 4398726 0.00750 4396791 0.00750 4398726 0.00750 4396791 I1X_VS_X -2.000E-03 2.241E-06 32.005E-06 7.50000 0.00750 4398727 0.00750 4396792 0.00750 4398727 0.00750 4396792 I1X_VS_X -2.000E-03 2.158E-06 30.824E-06 7.50000 0.00750 4398727 0.00750 4396793 0.00750 4398727 0.00750 4396793 I1X_VS_X -2.000E-03 2.316E-06 33.074E-06 7.50000 0.00750 4398727 0.00750 4396793 0.00750 4398727 0.00750 4396794 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 --------------------------------------------------------------------------------------------------------------------------------------- I1Y_VS_X 2.000E-03 2.621E-06 37.432E-06 10.00000 0.01000 4348698 0.01000 4346706 0.01000 4348697 0.01000 4346705 I1Y_VS_X 2.000E-03 2.783E-06 39.752E-06 10.00000 0.01000 4348696 0.01000 4346703 0.01000 4348696 0.01000 4346702 I1Y_VS_X 2.000E-03 2.406E-06 34.368E-06 10.00000 0.01000 4348696 0.01000 4346701 0.01000 4348695 0.01000 4346701 I1Y_VS_X -0.000E-03 1.109E-06 15.842E-06 10.00000 0.01000 4348696 0.01000 4346700 0.01000 4348695 0.01000 4346700 I1Y_VS_X -0.000E-03 1.091E-06 15.580E-06 10.00000 0.01000 4348696 0.01000 4346699 0.01000 4348696 0.01000 4346699 I1Y_VS_X -0.000E-03 1.438E-06 20.543E-06 10.00000 0.01000 4348695 0.01000 4346699 0.01000 4348695 0.01000 4346700 I1Y_VS_X -2.000E-03 0.069E-06 0.988E-06 10.00000 0.01000 4348695 0.01000 4346700 0.01000 4348695 0.01000 4346699 I1Y_VS_X -2.000E-03 0.081E-06 1.154E-06 10.00000 0.01000 4348695 0.01000 4346699 0.01000 4348695 0.01000 4346699 I1Y_VS_X -2.000E-03 0.092E-06 1.316E-06 10.00000 0.01000 4348694 0.01000 4346699 0.01000 4348695 0.01000 4346699 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 2.000E-03 0.353E-06 5.036E-06 10.00000 0.01000 4348695 0.01000 4346698 0.01000 4348694 0.01000 4346699 I1X_VS_X 2.000E-03 0.122E-06 1.747E-06 10.00000 0.01000 4348694 0.01000 4346698 0.01000 4348694 0.01000 4346698 I1X_VS_X 2.000E-03 -0.090E-06 -1.288E-06 10.00000 0.01000 4348694 0.01000 4346699 0.01000 4348694 0.01000 4346699 I1X_VS_X 0.000E-03 0.819E-06 11.695E-06 10.00000 0.01000 4348694 0.01000 4346698 0.01000 4348694 0.01000 4346698 I1X_VS_X 0.000E-03 0.786E-06 11.231E-06 10.00000 0.01000 4348694 0.01000 4346698 0.01000 4348694 0.01000 4346698 I1X_VS_X 0.000E-03 1.074E-06 15.340E-06 10.00000 0.01000 4348695 0.01000 4346698 0.01000 4348694 0.01000 4346698 I1X_VS_X -2.000E-03 0.915E-06 13.074E-06 10.00000 0.01000 4348693 0.01000 4346699 0.01000 4348694 0.01000 4346698 I1X_VS_X -2.000E-03 0.779E-06 11.121E-06 10.00000 0.01000 4348693 0.01000 4346698 0.01000 4348694 0.01000 4346698 I1X_VS_X -2.000E-03 0.955E-06 13.636E-06 10.00000 0.01000 4348694 0.01000 4346697 0.01000 4348694 0.01000 4346697 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 --------------------------------------------------------------------------------------------------------------------------------------- I1Y_VS_X 2.000E-03 3.844E-06 54.908E-06 33.00000 0.03300 3888700 0.03300 3886711 0.03300 3888700 0.03300 3886710 I1Y_VS_X 2.000E-03 3.517E-06 50.231E-06 33.00000 0.03300 3888699 0.03300 3886709 0.03300 3888699 0.03300 3886709 I1Y_VS_X 2.000E-03 3.482E-06 49.730E-06 33.00000 0.03300 3888699 0.03300 3886709 0.03300 3888699 0.03300 3886709 I1Y_VS_X -0.000E-03 3.155E-06 45.062E-06 33.00000 0.03300 3888698 0.03300 3886708 0.03300 3888699 0.03300 3886708 I1Y_VS_X -0.000E-03 3.119E-06 44.542E-06 33.00000 0.03300 3888699 0.03300 3886707 0.03300 3888697 0.03300 3886706 I1Y_VS_X -0.000E-03 3.159E-06 45.114E-06 33.00000 0.03300 3888698 0.03300 3886707 0.03300 3888698 0.03300 3886707 I1Y_VS_X -2.000E-03 2.496E-06 35.648E-06 33.00000 0.03300 3888698 0.03300 3886707 0.03300 3888698 0.03300 3886706 I1Y_VS_X -2.000E-03 2.523E-06 36.040E-06 33.00000 0.03300 3888698 0.03300 3886707 0.03300 3888698 0.03300 3886707 I1Y_VS_X -2.000E-03 2.915E-06 41.634E-06 33.00000 0.03300 3888698 0.03300 3886706 0.03300 3888698 0.03300 3886707 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 2.000E-03 -2.425E-06 -34.631E-06 33.00000 0.03300 3888698 0.03300 3886706 0.03300 3888698 0.03300 3886706 I1X_VS_X 2.000E-03 -2.801E-06 -40.005E-06 33.00000 0.03300 3888698 0.03300 3886706 0.03300 3888698 0.03300 3886706 I1X_VS_X 2.000E-03 -2.794E-06 -39.901E-06 33.00000 0.03300 3888698 0.03300 3886705 0.03300 3888697 0.03300 3886706 I1X_VS_X 0.000E-03 -2.797E-06 -39.944E-06 33.00000 0.03300 3888697 0.03300 3886707 0.03300 3888697 0.03300 3886706 I1X_VS_X 0.000E-03 -2.755E-06 -39.347E-06 33.00000 0.03300 3888698 0.03300 3886706 0.03300 3888698 0.03300 3886706 I1X_VS_X 0.000E-03 -2.745E-06 -39.211E-06 33.00000 0.03300 3888698 0.03300 3886705 0.03300 3888697 0.03300 3886706 I1X_VS_X -2.000E-03 -2.891E-06 -41.296E-06 33.00000 0.03300 3888698 0.03300 3886705 0.03300 3888697 0.03300 3886705 I1X_VS_X -2.000E-03 -2.975E-06 -42.491E-06 33.00000 0.03300 3888697 0.03300 3886705 0.03300 3888697 0.03300 3886705 I1X_VS_X -2.000E-03 -3.064E-06 -43.758E-06 33.00000 0.03300 3888697 0.03300 3886706 0.03300 3888697 0.03300 3886704