SLAC Magnetic Measurements Date: 04-25-2007 Time: 11:53:42 Project: LCLS Device Type: Undulator Data Type: Serial Number: L143-112000-19 DATASET Number: 1 Tuning Stage: Rough Tuning Run Number: 4 Measurement Type: Z Scans Operator: AW Comment: y=0.000238 x= 0.027829. x-shim at 23 : 2 turns out.