SLAC Magnetic Measurements Date: 10-08-2008 Time: 17:38:34 Project: LCLS Device Type: Undulator Data Type: Serial Number: L143-112000-27 DATASET Number: 1 Tuning Stage: Rough Tuning Run Number: 17 Measurement Type: Z Scans Operator: aw Comment: f.p. 0.371447, x=0.026447, 5 z-scans about y=0.000253 After Gap Shim #1.