Difference between revisions of "Sdobbs 2018 tracking weirdness"

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(Cascade- issues)
(Cascade- issues)
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''' K+:  momentum v. theta '''
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''' Measured K+:  momentum v. theta in M(K+K+) recoil mass range 1.27-1.37'''
  
 
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{| class=wikitable
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'''  Fitted M(𝝠0π−) with K+ in theta = 15-35 degrees '''
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'''  Fitted M(𝝠0π−) with K+ in theta = 15-35 degrees and M(K+K+) recoil mass range 1.27-1.37'''
  
 
{| class=wikitable
 
{| class=wikitable
|  [[File:Ver01 XiMass Theta KinFit.png |300px]] || [[File:Ver02 XiMass Theta KinFit.png |300px]] || [[File:Ver33 XiMass Theta KinFit.png |300px]]
+
|  [[File:Ver01 XiMass MM kTheta KinFit.png |300px]] || [[File:Ver02 XiMass MM kTheta KinFit.png |300px]] || [[File:Ver33 XiMass MM kTheta KinFit.png |300px]]
 +
|-  style="text-align:center;"
 +
|  '''REST ver01'''  ||  '''REST ver02'''  ||  '''workfest REST'''
 +
|}
 +
 
 +
''' Measured π−:  momentum v. theta in M(K+K+) recoil mass range 1.27-1.37'''
 +
 
 +
{| class=wikitable
 +
|  [[File:Ver01 pi pvsTheta Measured.png |300px]] || [[File:Ver02 pi pvsTheta Measured.png |300px]] || [[File:Ver33 pi pvsTheta Measured.png |300px]]
 +
|-  style="text-align:center;"
 +
|  '''REST ver01'''  ||  '''REST ver02'''  ||  '''workfest REST'''
 +
|}
 +
 
 +
 
 +
''' Measured π−:  transverse momentum v. theta in M(K+K+) recoil mass range 1.27-1.37'''
 +
 
 +
{| class=wikitable
 +
|  [[File:Ver01 pi ptvsTheta Measured.png |300px]] || [[File:Ver02 pi ptvsTheta Measured.png |300px]] || [[File:Ver33 pi ptvsTheta Measured.png |300px]]
 
|-  style="text-align:center;"
 
|-  style="text-align:center;"
 
|  '''REST ver01'''  ||  '''REST ver02'''  ||  '''workfest REST'''
 
|  '''REST ver01'''  ||  '''REST ver02'''  ||  '''workfest REST'''
 
|}
 
|}

Revision as of 16:23, 11 June 2018

Looking at 2017 data.

Delta++

Jon Zarling's Laments

Ratio of REST ver01 / REST ver02

Jz pt pion ratio.png Jz pt proton ratio.png

Lambda 1520 Issues

Yield differences between analysis ver05, ver08, ver12 (workfest): analysis meeting May 30, 2018

Update email from June 5, 2018:

Hi Sean,

sorry it took me so long to get back to you. Here are the numbers and files for the main peak only.

Number of combos in ver05 2153
Number of combos in ver08 1602
Number of combos in ver12 2062
Number of combos only in ver05 1206
Number of combos only in ver08 616
Number of combos only in ver12 1394
Number of combos in ver05+ver08+ver12 321
Number of combos in ver05+ver08 793
Number of combos only in ver05+ver08 472
Number of combos in ver05+ver12 475
Number of combos only in ver05+ver12 154
Number of combos in ver08+ver12 514
Number of combos only in ver08+ver12 193

Cross-checks:
only in ver05 + ver05+ver08+ver12 + only in ver05+ver08 + only in ver05+ver12 =  2153
only in ver08 + ver05+ver08+ver12 + only in ver05+ver08 + only in ver08+ver12 =  1602
only in ver12 + ver05+ver08+ver12 + only in ver05+ver12 + only in ver08+ver12 =  2062

Skimmed EVIO events (run 30737): /w/halld-scifs17exp/home/sdobbs/lam1520_skim/evio

Event/file lists: /w/halld-scifs17exp/home/sdobbs/lam1520_skim/ver*

phi issues

Consistency in resolution between analysis ver01 (blue) and ver08 (red)

Missing Mass

Sdobbs phi mm.png

M(K+K-)

Phi mkk 2017ver01.png Phi mkk 2017ver08.png
analysis ver01 analysis ver08

proton recoil mass

Phi mrec 2017ver01.png Phi mrec 2017ver08.png
analysis ver01 analysis ver08


Cascade- issues

Looking at ɣp → K+K+Ξ− Ξ− → 𝝠0π− 𝝠0→pπ−

Fitted M(𝝠0π−)

Data fit ver01 XiMass KinFit.png Data fit ver02 XiMass KinFit.png Data fit ver33 XiMass KinFit.png
REST ver01 REST ver02 workfest REST

M(𝝠0π−) before fit

Data fit ver01 XiMass Measured.png Data fit ver02 XiMass Measured.png Data fit ver33 XiMass Measured.png
REST ver01 REST ver02 workfest REST

M(K+K+) recoil mass before fit

Data fit ver01 MMKK Measured.png Data fit ver02 MMKK Measured.png Data fit ver33 MMKK Measured.png
REST ver01 REST ver02 workfest REST

Measured K+: momentum v. theta in M(K+K+) recoil mass range 1.27-1.37

Ver01 Kplus pvsTheta Measured.png Ver02 Kplus pvsTheta Measured.png Ver33 Kplus pvsTheta Measured.png
REST ver01 REST ver02 workfest REST

Fitted M(𝝠0π−) with K+ in theta = 15-35 degrees and M(K+K+) recoil mass range 1.27-1.37

Ver01 XiMass MM kTheta KinFit.png Ver02 XiMass MM kTheta KinFit.png Ver33 XiMass MM kTheta KinFit.png
REST ver01 REST ver02 workfest REST

Measured π−: momentum v. theta in M(K+K+) recoil mass range 1.27-1.37

Ver01 pi pvsTheta Measured.png Ver02 pi pvsTheta Measured.png Ver33 pi pvsTheta Measured.png
REST ver01 REST ver02 workfest REST


Measured π−: transverse momentum v. theta in M(K+K+) recoil mass range 1.27-1.37

Ver01 pi ptvsTheta Measured.png Ver02 pi ptvsTheta Measured.png Ver33 pi ptvsTheta Measured.png
REST ver01 REST ver02 workfest REST