SLAC Magnetic Measurements Date: 04-07-2026 Time: 08:17:19 Project: LCLS-II-HE Device Type: Undulator Data Type: Serial Number: HE_SXU_008 DATASET Number: 1 Tuning Stage: Tuning Run Number: 10 Measurement Type: Long Coil Scans Operator: JB Comment: Data for tuning; Round 2