Generator / tune

Details for Pythia 6.426 359 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] 0.36* -0.080 0.28*
ATLAS_2017_I1509919 13000 n/a - 0.36
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.20* -0.030 0.17*
ATLAS_2017_I1509919 13000 n/a - 0.32
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 n/a - 0.28
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 n/a - 0.25
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.36* -0.070 0.29*
ATLAS_2017_I1509919 13000 n/a - 0.65
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.38* -0.060 0.32*
ATLAS_2017_I1509919 13000 n/a - 0.74
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.40* +0.22 0.62*
ATLAS_2017_I1509919 13000 n/a - 0.32
CDF_2010_I849042 1960 n/a - n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 n/a - 0.38
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 n/a - 0.27
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.38* +0.030 0.41*
ATLAS_2017_I1509919 13000 n/a - 0.40
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 19* +44 63
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 n/a - n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] n/a - n/a
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] 0.90* +0.070 0.97*
ATLAS_2017_I1509919 13000 n/a - n/a
CDF_2001_I564673 1800 n/a - n/a
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 3.0 +0.90 3.9
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 2.8* -0.30 2.5*
ATLAS_2017_I1509919 13000 n/a - 2.5
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] 3.5* +0.10 3.6*
ATLAS_2017_I1509919 13000 n/a - 2.7
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] 1.2* - n/a
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a - n/a
TransDIF
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 n/a - 1.1
CDF_2015_I1388868 [300..1960] 0.56* - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMAX
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 n/a - 1.4
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] 0.77* - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMIN
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 n/a - 6.5
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] 2.8* 0 2.8*
ATLAS_2017_I1509919 13000 n/a - 3.4
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
pTlead
ATLAS_2017_I1509919 13000 n/a - 5.5
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] 1.0* +0.20 1.2*
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] 2.2* +0.70 2.9*
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] 1.8* +1.2 3.0*
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 10* -8.3 1.7*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 24 -16 7.9
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] n/a - 8.2*
Δφ distributions
Σ(pT) vs Δφ
ATLAS_2017_I1509919 13000 n/a - n/a
CDF_2001_I564673 1800 n/a - n/a
Transverse
Σ(pT) vs ηlead
ATLAS_2010_I879407 7000 2.1 +0.90 3.0
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 1.7* -0.60 1.1*
ATLAS_2017_I1509919 13000 n/a - 2.7
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] 2.3* +0.30 2.6*
ATLAS_2017_I1509919 13000 n/a - 3.0
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 18* +40 58
TransAVE
Σ(pT) vs pTlead
CDF_2015_I1388868 [300..1960] 2.3* - n/a
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a - n/a
TransDIF
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 n/a - 0.86
CDF_2015_I1388868 [300..1960] 1.0* - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMAX
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 n/a - 2.3
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] 1.7* - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMIN
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 n/a - 4.1
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
Toward
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.89* -0.16 0.73*
ATLAS_2017_I1509919 13000 n/a - 2.0
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 364 histograms.