Generator / tune

Details for Pythia 8.308 qcdcr2 vs. 8.313

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5% (8.308) Δ χ2+5% (8.313)
Away
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.26 +0.050 0.31
ATLAS_2017_I1509919 13000 0.22 +0.010 0.23
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.46 0 0.46
ATLAS_2017_I1509919 13000 0.48 0 0.48
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.53 -0.030 0.50
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.56 -0.020 0.54
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.33 -0.010 0.32
ATLAS_2017_I1509919 13000 0.14 0 0.14
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.59 -0.11 0.48
ATLAS_2017_I1509919 13000 0.38 +0.24 0.62
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.1 0 1.1
ATLAS_2017_I1509919 13000 0.99 +0.11 1.1
CDF_2010_I849042 1960 - n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.98 +0.22 1.2
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 1.4 -0.42 0.98
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.80 +0.020 0.82
ATLAS_2017_I1509919 13000 0.57 -0.17 0.40
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 35 +4.0 39
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 - n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] 2.7* -0.10 2.6*
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] 1.6 0 1.6
ATLAS_2017_I1509919 13000 n/a - n/a
CDF_2001_I564673 1800 - 4.1*
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 0.55 +0.31 0.86
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.77 -0.090 0.68
ATLAS_2017_I1509919 13000 0.68 +0.090 0.77
CDF_2001_I564673 1800 - 1.9*
CDF_2010_I849042 1960 - n/a
STAR_2009_UE_HELEN 200 n/a - n/a
Transverse
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.83 -0.14 0.69
ATLAS_2017_I1509919 13000 0.55 +0.13 0.68
CDF_2001_I564673 1800 - 2.4*
CDF_2010_I849042 1960 - n/a
CMS_2011_I916908 [900..7000] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransAVE
<Nch> vs pTlead
CDF_2015_I1388868 [300..1960] - 1.3*
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 - n/a
TransDIF
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 3.1 +1.1 4.2
CDF_2015_I1388868 [300..1960] - 0.67*
CMS_2015_I1385107 2760 n/a - n/a
TransMAX
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 0.72 +0.26 0.98
CDF_2010_I849042 1960 - n/a
CDF_2015_I1388868 [300..1960] - 0.97*
CMS_2015_I1385107 2760 n/a - n/a
TransMIN
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 0.72 +0.060 0.78
CDF_2010_I849042 1960 - n/a
CDF_2015_I1388868 [300..1960] - n/a
CMS_2015_I1385107 2760 n/a - n/a
Toward
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.1 -0.10 1.0
ATLAS_2017_I1509919 13000 1.3 0 1.3
CDF_2001_I564673 1800 - 2.4*
CDF_2010_I849042 1960 - n/a
pTlead
ATLAS_2017_I1509919 13000 5.1 +0.50 5.6
CMS_2011_I916908 [900..7000] - n/a
Transverse
pT spectrum
CDF_2001_I564673 1800 - n/a
Δφ distributions
<pT> vs Δφ
ATLAS_2010_I879407 [900..7000] - 2.5
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] - 1.0
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] - 1.0
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 - 1.6*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 - 1.8
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] - 2.0*
Δφ distributions
Σ(pT) vs Δφ
ATLAS_2017_I1509919 13000 - n/a
CDF_2001_I564673 1800 - 4.6*
Transverse
Σ(pT) vs ηlead
ATLAS_2010_I879407 7000 - 1.0
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] - 0.64
ATLAS_2017_I1509919 13000 - 0.74
CDF_2001_I564673 1800 - 1.2*
CDF_2010_I849042 1960 - n/a
Transverse
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] - 0.62
ATLAS_2017_I1509919 13000 - 0.58
CDF_2001_I564673 1800 - 1.3*
CDF_2010_I849042 1960 - n/a
CMS_2011_I916908 [900..7000] - n/a
CMS_2015_I1385107 2760 - n/a
Transverse
Strange Σ(pT) vs pTlead
CMS_2012_PAS_QCD_11_010 7000 - 42
TransAVE
Σ(pT) vs pTlead
CDF_2015_I1388868 [300..1960] - 1.9*
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 - n/a
TransDIF
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 - 0.60
CDF_2015_I1388868 [300..1960] - 1.3*
CMS_2015_I1385107 2760 - n/a
TransMAX
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 - 0.52
CDF_2010_I849042 1960 - n/a
CDF_2015_I1388868 [300..1960] - 1.7*
CMS_2015_I1385107 2760 - n/a
TransMIN
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 - 0.82
CDF_2010_I849042 1960 - n/a
CDF_2015_I1388868 [300..1960] - n/a
CMS_2015_I1385107 2760 - n/a
Toward
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] - 0.71
ATLAS_2017_I1509919 13000 - 0.87
CDF_2001_I564673 1800 - 0.20*
CDF_2010_I849042 1960 - n/a

* several "n/a" histograms were excluded from the calculation



n/a indicates that the χ2 value is unavailable, typically due to mismatched binning between theoretical and MC histograms or other issues.



The page data is based on 250 histograms.