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User name M. Rvachev
Log entry time 08:00:18 on March22,2000
Entry number 36672
keyword=Shift summary
Shift crew ***Marat Rvachev, Fatiha Benmokhtar, Joe Mitchell***
runs 2867, 2868 - raster size adjustments
Raster 3.5mmx3.5mm, FF on position on, energy FF locked on Hall C.
Beam size: 90umx90um (sigma, see halog 36628)
Target He3
Start beam displacement studies:
run#........(x,y)(mm)....events.......current(uA)
2869......(-2,0)............1M.............120
2870......(+2,0).............1M.............123
2871,2872..junk
2873......(0,-2).............1M............100
2874..raster adjustment
2875......(0,+2).............1M.............109......no FF on position
2876......(-2,0).............1M.............106......no FF on position
Start kinematics 12:
.. Run# .... Evts / Sum ........... Charge / Sum ...... Time / Sum .. Comments
..2877........1.16/1.16....................774/774.................1.67/1.67.......good run
..2878........1.5/2.66......................983/157.................2.17/3.84.......good run
..2879..goes into next shift