Difference between revisions of "20200928-PREX2-Analysis"
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== Agenda == | == Agenda == | ||
| + | |||
| + | * Proposed Oct 3 meeting (this Saturday): 12-4pm | ||
| + | * Spreadsheet for final asymmetry calculation: [https://docs.google.com/spreadsheets/d/17vt9m0adN9H7mp-1KAgtVtzQnPFT5SuKxOtVvbt_YOs/edit?usp=sharing] | ||
| + | ** Please talk to Kent, Ciprian, or Paul K. before making changes in the sheet | ||
| + | ** Error propagation notes: [http://ace.phys.virginia.edu/HAPPEX/4223 HapLog/4223] and [http://ace.phys.virginia.edu/HAPPEX/4240 HapLog/4240] | ||
| + | * Notes on remaining analysis | ||
| + | *# Acceptance function | ||
| + | *#* optics model - still problems in theta reconstruction. (Siyu, Nilanga) | ||
| + | *#* pointing: complete the precision estimate, cross-checks (Siyu, Nilanga) | ||
| + | *#* sim. focal plane variables (Hanjie, Devi) | ||
| + | *#** scan of focal plane acceptance: contributor to syst uncertainty? (Ryan, Hanjie) | ||
| + | *#* apparent vs vertex: radiative correction. Model variations? (Ryan) | ||
| + | *#* variation in data (various Q2 runs) (???) | ||
| + | *#* selecting “nominal” kinematics, formulating correction factor (Kent with all) | ||
| + | *# Asymmetry analysis | ||
| + | *#* Adding modulation data back in (Tao) | ||
| + | *#* filter for end-of-target-life runs (Tao) | ||
| + | *#* settling on a systematic error (Tao) | ||
| + | *#* crosschecks (Weibin) | ||
| + | *#* Detector linearity | ||
| + | *#** Beam modulation technique (Ye, Victoria) | ||
| + | *#** PITA scan review (Caryn, complete) | ||
| + | *#** Summarize detector pedestals (Cameron plus several, complete) | ||
| + | *#** global summary of det vs BCM correlation plots (???) | ||
| + | *#** select and defend systematic uncertainty | ||
| + | *#* summary plots (Tao, Weibin) | ||
| + | *# Backgrounds | ||
| + | *#* rescattering (done) | ||
| + | *#* poletip (may be a later study?) | ||
| + | *#* Carbon background (Cip, Weibin, + others) | ||
| + | *#** run time per targets | ||
| + | *#** measured target thickness (and uncertainty) | ||
| + | *#** simulate carbon acceptance with lead radiative tail (+Ryan, Hanjie) | ||
| + | *#** (cross-check rate (width) estimates between thick 12C and Pb sandwich targets) | ||
| + | *# Compton | ||
| + | *#* complete compilation/filtering (with latest cuts on signal instabiity) (Adam) | ||
| + | *#* verify gain shift (Juan Carlos, Adam) | ||
| + | *#* verify pedestal shift (Amali) | ||
| + | *#* review (Compton group) | ||
== Present == | == Present == | ||
| − | + | Amali P, Bob M, Caryn P, Chandan G, Ciprian G, Dusitin M, Eirc K, Hanjie L, Iris H, Jim N, Kent P, Paul K, Robert R, Silviu CD, Siyu J, Tao Y, Ryan R, Sanghwa P, Victoria O, Sakib R, Devi A, Yufan C, KK, Paul S, Guido U, Don J, Cameron C, Ye Tian, Juliette M, Devika B | |
===Excused=== | ===Excused=== | ||
Latest revision as of 09:42, 28 September 2020
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Agenda
- Proposed Oct 3 meeting (this Saturday): 12-4pm
- Spreadsheet for final asymmetry calculation: [1]
- Please talk to Kent, Ciprian, or Paul K. before making changes in the sheet
- Error propagation notes: HapLog/4223 and HapLog/4240
- Notes on remaining analysis
- Acceptance function
- optics model - still problems in theta reconstruction. (Siyu, Nilanga)
- pointing: complete the precision estimate, cross-checks (Siyu, Nilanga)
- sim. focal plane variables (Hanjie, Devi)
- scan of focal plane acceptance: contributor to syst uncertainty? (Ryan, Hanjie)
- apparent vs vertex: radiative correction. Model variations? (Ryan)
- variation in data (various Q2 runs) (???)
- selecting “nominal” kinematics, formulating correction factor (Kent with all)
- Asymmetry analysis
- Adding modulation data back in (Tao)
- filter for end-of-target-life runs (Tao)
- settling on a systematic error (Tao)
- crosschecks (Weibin)
- Detector linearity
- Beam modulation technique (Ye, Victoria)
- PITA scan review (Caryn, complete)
- Summarize detector pedestals (Cameron plus several, complete)
- global summary of det vs BCM correlation plots (???)
- select and defend systematic uncertainty
- summary plots (Tao, Weibin)
- Backgrounds
- rescattering (done)
- poletip (may be a later study?)
- Carbon background (Cip, Weibin, + others)
- run time per targets
- measured target thickness (and uncertainty)
- simulate carbon acceptance with lead radiative tail (+Ryan, Hanjie)
- (cross-check rate (width) estimates between thick 12C and Pb sandwich targets)
- Compton
- complete compilation/filtering (with latest cuts on signal instabiity) (Adam)
- verify gain shift (Juan Carlos, Adam)
- verify pedestal shift (Amali)
- review (Compton group)
- Acceptance function
Present
Amali P, Bob M, Caryn P, Chandan G, Ciprian G, Dusitin M, Eirc K, Hanjie L, Iris H, Jim N, Kent P, Paul K, Robert R, Silviu CD, Siyu J, Tao Y, Ryan R, Sanghwa P, Victoria O, Sakib R, Devi A, Yufan C, KK, Paul S, Guido U, Don J, Cameron C, Ye Tian, Juliette M, Devika B
