Run Meeting: Feb 15th, 2019

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halog

3:30PM Run Meeting, Counting house meeting room (200C)

RC: Shujie Li

Status

Taking production data on W foils at 30 uA

• RC report: https://logbooks.jlab.org/entry/3653746
• IOC reboot: https://logbooks.jlab.org/entry/3653838

Analysis

• rate calculation:

https://logbooks.jlab.org/entry/3653251

100Hz coinc peak events at 30 uA * 3600 * 24 * 50% beam time = 4 M events per day

• Collected T6 raw events:

15uA on Thursday Owl: 6M

25uA on Friday Owl: 18M

30uA on Friday Day: 6M

• RHRS Cerenkov inefficiency

https://logbooks.jlab.org/entry/3653859 https://logbooks.jlab.org/entry/3653870

• VDC U2 wire inefficiency

https://logbooks.jlab.org/entry/3653749

• trigger timing ( singles out of time )

• • https://logbooks.jlab.org/entry/3653418
  • https://logbooks.jlab.org/entry/3653409
  • https://logbooks.jlab.org/entry/3653400
  • https://logbooks.jlab.org/entry/3653870

• RHRS Cerenkov inefficiency

https://logbooks.jlab.org/entry/3653859

TO DO

• BPM calibration? https://logbooks.jlab.org/entry/3653263
• BCM
• optics with 3rd vertical wire?
• SCIFI

Slides/Links

MCC scheduling Whiteboard: http://accboard.acc.jlab.org/

APEX wiki page: https://hallaweb.jlab.org/wiki/index.php/APEX

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