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User name rsholmes
Log entry time 21:10:34 on November 15, 2005
Entry number 160315
This entry is a followup to: 160313
keyword=Position drift before septum crash
Attached plot shows beam drifting in y during the run just prior to the
septum crash. By contrast, in prior runs, y positions were holding
steady at -1.2 (4A) and -1.55 (4B) mm. (The oscillations in 4Bx are
typical and presumably not real.)
Beam position monitors vs window number -- 4Ax, 4Ay on top , 4Bx, 4By on bottom
