Generator

Details for Pythia 8.230 default vs. default-CD

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5% (default) Δ χ2+5% (default-CD)
Away
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.11* +0.0100 0.12*
ATLAS_2017_I1509919 13000 0.098 - n/a
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.18* -0.0100 0.17*
ATLAS_2017_I1509919 13000 0.21 - n/a
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.25 - n/a
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.28 - n/a
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.18* +0.010 0.19*
ATLAS_2017_I1509919 13000 0.079 - n/a
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.23* +0.21 0.44*
ATLAS_2017_I1509919 13000 0.10 - n/a
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.85* +1.4 2.2*
ATLAS_2017_I1509919 13000 1.2 - n/a
CDF_2010_I849042 1960 n/a - n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 1.6 - n/a
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.60 - n/a
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.36* -0.020 0.34*
ATLAS_2017_I1509919 13000 1.4 - n/a
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 9.1* +3.9 13*
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 n/a - n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] 3.0* -0.10 2.9*
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] 1.5* 0 1.5*
ATLAS_2017_I1509919 13000 n/a - n/a
CDF_2001_I564673 1800 n/a - n/a
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 0.86 +0.44 1.3
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.68* +0.020 0.70*
ATLAS_2017_I1509919 13000 1.5 - n/a
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] 0.50* +0.090 0.59*
ATLAS_2017_I1509919 13000 0.85 - n/a
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 - n/a
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 - n/a
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 - n/a
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] 0.97* -0.040 0.93*
ATLAS_2017_I1509919 13000 2.0 - n/a
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
pTlead
ATLAS_2017_I1509919 13000 1.0 - n/a
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] 1.4* 0 1.4*
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] 1.1* 0 1.1*
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] 1.5* +1.0 2.5*
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 1.7* -0.50 1.2*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 2.5 +1.3 3.8
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] n/a - 2.7*
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 0.80 +0.60 1.4
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.65* +0.15 0.80*
ATLAS_2017_I1509919 13000 1.3 - n/a
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] 0.50* +0.60 1.1*
ATLAS_2017_I1509919 13000 0.62 - n/a
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 14* +5.0 19*
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 1.4 - n/a
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 0.69 - n/a
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 0.73 - n/a
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] 0.91* +0.070 0.98*
ATLAS_2017_I1509919 13000 1.5 - n/a
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.