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User name A. Deur
Log entry time 17:34:49 on January19,2003
Entry number 92549
keyword=1/2 plate change+zero crossing study
Hall C will ask to insert the beam 1/2 wave plate (at ~18:15). They will also redo a zero crossing measurement. We asked Antonin to be around to make sure that this study will not induce large beam charge asymmetry for Hall A.