SLAC Magnetic Measurements Date: 04-07-2026 Time: 08:54:47 Project: LCLS-II-HE Device Type: Undulator Data Type: Serial Number: HE_SXU_008 DATASET Number: 1 Tuning Stage: Tuning Run Number: 11 Measurement Type: Long Coil Scans Operator: JB Comment: Data for tuning; Round 2 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 0.217E-06 3.106E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398698 0.00750 4396707 I1Y_VS_X 2.000E-03 0.153E-06 2.187E-06 7.50000 0.00750 4398699 0.00750 4396707 0.00750 4398699 0.00750 4396707 I1Y_VS_X 2.000E-03 0.046E-06 0.654E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396706 I1Y_VS_X -0.000E-03 -0.631E-06 -9.009E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396706 I1Y_VS_X -0.000E-03 -0.372E-06 -5.317E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396706 I1Y_VS_X -0.000E-03 -0.484E-06 -6.912E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396706 I1Y_VS_X -2.000E-03 -0.484E-06 -6.908E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396707 I1Y_VS_X -2.000E-03 -0.695E-06 -9.921E-06 7.50000 0.00750 4398699 0.00750 4396707 0.00750 4398699 0.00750 4396706 I1Y_VS_X -2.000E-03 -0.327E-06 -4.668E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396707 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 0.140E-06 1.994E-06 7.50000 0.00750 4398699 0.00750 4396707 0.00750 4398699 0.00750 4396706 I1X_VS_X 2.000E-03 0.374E-06 5.338E-06 7.50000 0.00750 4398700 0.00750 4396706 0.00750 4398700 0.00750 4396705 I1X_VS_X 2.000E-03 0.159E-06 2.275E-06 7.50000 0.00750 4398700 0.00750 4396706 0.00750 4398699 0.00750 4396707 I1X_VS_X 0.000E-03 1.440E-06 20.563E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396706 I1X_VS_X 0.000E-03 1.239E-06 17.691E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398700 0.00750 4396706 I1X_VS_X 0.000E-03 1.165E-06 16.642E-06 7.50000 0.00750 4398699 0.00750 4396707 0.00750 4398699 0.00750 4396706 I1X_VS_X -2.000E-03 1.468E-06 20.970E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396706 I1X_VS_X -2.000E-03 1.379E-06 19.694E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396707 I1X_VS_X -2.000E-03 1.615E-06 23.065E-06 7.50000 0.00750 4398699 0.00750 4396706 0.00750 4398699 0.00750 4396707 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 1.322E-06 18.888E-06 10.00000 0.01000 4348698 0.01000 4346709 0.01000 4348698 0.01000 4346707 I1Y_VS_X 2.000E-03 0.873E-06 12.464E-06 10.00000 0.01000 4348697 0.01000 4346705 0.01000 4348696 0.01000 4346705 I1Y_VS_X 2.000E-03 1.303E-06 18.612E-06 10.00000 0.01000 4348696 0.01000 4346705 0.01000 4348696 0.01000 4346704 I1Y_VS_X -0.000E-03 -0.387E-06 -5.531E-06 10.00000 0.01000 4348696 0.01000 4346704 0.01000 4348695 0.01000 4346703 I1Y_VS_X -0.000E-03 0.447E-06 6.382E-06 10.00000 0.01000 4348695 0.01000 4346703 0.01000 4348695 0.01000 4346704 I1Y_VS_X -0.000E-03 0.482E-06 6.879E-06 10.00000 0.01000 4348695 0.01000 4346703 0.01000 4348695 0.01000 4346703 I1Y_VS_X -2.000E-03 -0.360E-06 -5.142E-06 10.00000 0.01000 4348695 0.01000 4346702 0.01000 4348694 0.01000 4346703 I1Y_VS_X -2.000E-03 -0.553E-06 -7.900E-06 10.00000 0.01000 4348695 0.01000 4346702 0.01000 4348695 0.01000 4346702 I1Y_VS_X -2.000E-03 -0.388E-06 -5.541E-06 10.00000 0.01000 4348694 0.01000 4346702 0.01000 4348695 0.01000 4346702 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 -0.371E-06 -5.304E-06 10.00000 0.01000 4348694 0.01000 4346703 0.01000 4348694 0.01000 4346702 I1X_VS_X 2.000E-03 -0.146E-06 -2.087E-06 10.00000 0.01000 4348694 0.01000 4346702 0.01000 4348694 0.01000 4346702 I1X_VS_X 2.000E-03 -0.125E-06 -1.785E-06 10.00000 0.01000 4348694 0.01000 4346701 0.01000 4348694 0.01000 4346702 I1X_VS_X 0.000E-03 0.418E-06 5.965E-06 10.00000 0.01000 4348694 0.01000 4346702 0.01000 4348694 0.01000 4346702 I1X_VS_X 0.000E-03 0.579E-06 8.265E-06 10.00000 0.01000 4348694 0.01000 4346702 0.01000 4348694 0.01000 4346702 I1X_VS_X 0.000E-03 0.284E-06 4.061E-06 10.00000 0.01000 4348694 0.01000 4346702 0.01000 4348694 0.01000 4346702 I1X_VS_X -2.000E-03 0.549E-06 7.841E-06 10.00000 0.01000 4348694 0.01000 4346702 0.01000 4348694 0.01000 4346701 I1X_VS_X -2.000E-03 0.479E-06 6.839E-06 10.00000 0.01000 4348694 0.01000 4346701 0.01000 4348694 0.01000 4346701 I1X_VS_X -2.000E-03 0.492E-06 7.027E-06 10.00000 0.01000 4348694 0.01000 4346702 0.01000 4348694 0.01000 4346702 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 1.837E-06 26.232E-06 33.00000 0.03300 3888700 0.03300 3886711 0.03300 3888700 0.03300 3886711 I1Y_VS_X 2.000E-03 1.372E-06 19.598E-06 33.00000 0.03300 3888699 0.03300 3886709 0.03300 3888699 0.03300 3886709 I1Y_VS_X 2.000E-03 1.834E-06 26.199E-06 33.00000 0.03300 3888698 0.03300 3886710 0.03300 3888698 0.03300 3886709 I1Y_VS_X -0.000E-03 1.617E-06 23.100E-06 33.00000 0.03300 3888698 0.03300 3886708 0.03300 3888697 0.03300 3886709 I1Y_VS_X -0.000E-03 1.491E-06 21.294E-06 33.00000 0.03300 3888698 0.03300 3886709 0.03300 3888698 0.03300 3886708 I1Y_VS_X -0.000E-03 1.828E-06 26.102E-06 33.00000 0.03300 3888697 0.03300 3886708 0.03300 3888697 0.03300 3886708 I1Y_VS_X -2.000E-03 1.027E-06 14.670E-06 33.00000 0.03300 3888697 0.03300 3886708 0.03300 3888697 0.03300 3886708 I1Y_VS_X -2.000E-03 1.029E-06 14.699E-06 33.00000 0.03300 3888697 0.03300 3886708 0.03300 3888697 0.03300 3886708 I1Y_VS_X -2.000E-03 1.344E-06 19.203E-06 33.00000 0.03300 3888697 0.03300 3886708 0.03300 3888697 0.03300 3886708 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 -2.323E-06 -33.183E-06 33.00000 0.03300 3888697 0.03300 3886707 0.03300 3888694 0.03300 3886710 I1X_VS_X 2.000E-03 -2.215E-06 -31.635E-06 33.00000 0.03300 3888697 0.03300 3886708 0.03300 3888696 0.03300 3886708 I1X_VS_X 2.000E-03 -2.037E-06 -29.088E-06 33.00000 0.03300 3888696 0.03300 3886708 0.03300 3888696 0.03300 3886708 I1X_VS_X 0.000E-03 -2.241E-06 -32.015E-06 33.00000 0.03300 3888696 0.03300 3886708 0.03300 3888696 0.03300 3886708 I1X_VS_X 0.000E-03 -2.299E-06 -32.835E-06 33.00000 0.03300 3888696 0.03300 3886707 0.03300 3888696 0.03300 3886707 I1X_VS_X 0.000E-03 -2.230E-06 -31.850E-06 33.00000 0.03300 3888695 0.03300 3886708 0.03300 3888695 0.03300 3886707 I1X_VS_X -2.000E-03 -2.335E-06 -33.344E-06 33.00000 0.03300 3888695 0.03300 3886708 0.03300 3888695 0.03300 3886708 I1X_VS_X -2.000E-03 -2.274E-06 -32.477E-06 33.00000 0.03300 3888695 0.03300 3886707 0.03300 3888696 0.03300 3886708 I1X_VS_X -2.000E-03 -3.092E-06 -44.166E-06 33.00000 0.03300 3888696 0.03300 3886708 0.03300 3888695 0.03300 3886708