[Bonuslist] [EXTERNAL] Updated Summer2020 dEdx timelines
mhattawy@odu.edu
mohammad.hattawy at gmail.com
Wed May 18 15:54:28 EDT 2022
Dear all,
You can find the updated dEdx timelines for the whole Summer2020 run
under
https://clas12mon.jlab.org/rgf/RTPC3_data/pass1_ToSelect_GoldenRuns/bonus/timeline/
There are two set of dEdx timelines, the only difference between them is
the requirement that the protons are in-time, -400ns<tdiff<400ns, in the
first set while the other labeled as *_all_protons dont have this
requirement, i.e., to get more statistics while the two sets have the same
quality cuts and dEdx vs. p cut.
Here are the variables of the two sets:
1. For the first set:
a. bonus dEdx vz constant
b. bonus dEdx vz slope
c. bonus dEdx vz ratio percentage
2. For the second set:
a. bonus dEdx vz constant all protons
b. bonus dEdx vz slope all protons
c. bonus dEdx vz ratio percentage all protons
My own conclusion is that, once we release on the timing cut on the protons
to avoid the statistical fluctuations and get the second set of the
timelines, the main observable "bonus dEdx vz ratio percentage all
protons", says that 100% of our 415 runs during the Summer2020 are
contained withing the 10% limit we would accept, and about 95% of the runs
within 5% deviation from the nominal typical value.
I am here asking you to go over these timelines and raise any question or
concern you have against the conclusion that we are ready for the pass1_b
interaction.
Best regards,
Mohammad Hattawy.
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