Generator / tune

Details for Pythia 6.426 z1 vs. 6.427

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5% (6.426) Δ χ2+5% (6.427)
Away
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.11 -0.072 0.038*
ATLAS_2017_I1509919 13000 0.0067 -
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.11 -0.047 0.063*
ATLAS_2017_I1509919 13000 0.035 -
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.045 -
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.051 -
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.087 -0.053 0.034*
ATLAS_2017_I1509919 13000 0.099 -
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.52 -0.11 0.41*
ATLAS_2017_I1509919 13000 1.1 -
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.54 +0.45 0.99*
ATLAS_2017_I1509919 13000 0.25 -
CDF_2010_I849042 1960 n/a - n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.21 -
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.44 -
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.1 -0.95 0.15*
ATLAS_2017_I1509919 13000 1.00 -
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 24 -21 3.1*
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 n/a - n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] 6.5* +1.5 8.0*
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] 2.0 +0.10 2.1*
ATLAS_2017_I1509919 13000 n/a -
CDF_2001_I564673 1800 n/a - n/a
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 0.70 +0.080 0.78
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.1 -0.44 0.66*
ATLAS_2017_I1509919 13000 0.94 -
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
STAR_2009_UE_HELEN 200 n/a - n/a
Transverse
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.1 -0.10 1.0*
ATLAS_2017_I1509919 13000 0.85 -
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - 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] n/a - n/a
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a - n/a
TransDIF
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 3.1 -
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMAX
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 1.1 -
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMIN
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 0.79 -
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
Toward
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.3 -0.69 0.61*
ATLAS_2017_I1509919 13000 0.98 -
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
pTlead
ATLAS_2017_I1509919 13000 4.7 -
CMS_2011_I916908 [900..7000] n/a - n/a
Transverse
pT spectrum
CDF_2001_I564673 1800 n/a - n/a
Δφ distributions
<pT> vs Δφ
ATLAS_2010_I879407 [900..7000] 2.8 -0.70 2.1*
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] 1.2 +2.1 3.3*
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] 1.5 +1.7 3.2*
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 1.2* -0.24 0.96*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 3.4 -1.2 2.2
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] 3.6* +1.4 5.0*
Δφ distributions
Σ(pT) vs Δφ
ATLAS_2017_I1509919 13000 n/a -
CDF_2001_I564673 1800 n/a - n/a
Transverse
Σ(pT) vs ηlead
ATLAS_2010_I879407 7000 0.64 +0.21 0.85
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.99 -0.29 0.70*
ATLAS_2017_I1509919 13000 0.61 -
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
Transverse
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.82 +0.48 1.3*
ATLAS_2017_I1509919 13000 0.68 -
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
CMS_2011_I916908 [900..7000] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
Transverse
Strange Σ(pT) vs pTlead
CMS_2012_PAS_QCD_11_010 7000 23 -14 8.8*
TransAVE
Σ(pT) vs pTlead
CDF_2015_I1388868 [300..1960] n/a - n/a
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a - n/a
TransDIF
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 0.38 -
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMAX
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 0.49 -
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMIN
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 1.0 -
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
Toward
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.81 -0.27 0.54*
ATLAS_2017_I1509919 13000 0.70 -
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - 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 332 histograms.