Generator

Details for Pythia 8.301 default

pp/ppbar → Z (Drell-Yan)


Observable Reference Energy χ2+5%
Underlying event
<Nch> vs pTZ
ATLAS_2019_I1736531 13000 0.94
Underlying event
<pT>
ATLAS_2019_I1736531 13000 2.8*
<pT> vs Nch
CDF_2010_I849042 1960 1.6*
Transverse
<pT> vs pTlead
CDF_2010_I849042 1960 2.8
Toward
<pT> vs pTlead
CDF_2010_I849042 1960 7.1
Underlying event
<pT> vs pTZ
ATLAS_2019_I1736531 13000 2.9*
<pT>Z vs Nch
CDF_2010_I849042 1960 n/a
Underlying event
Σ(pT) vs pTZ
ATLAS_2019_I1736531 13000 6.3
Underlying event
pT spectrum
ATLAS_2019_I1736531 13000 1.9*
Jet Substructure
Splitting scale d0
ATLAS_2017_I1589844 8000 24
Jet Substructure
Splitting scale d1
ATLAS_2017_I1589844 8000 28
Jet Substructure
Splitting scale d2
ATLAS_2017_I1589844 8000 27
Jet Substructure
Splitting scale d3
ATLAS_2017_I1589844 8000 26
Jet Substructure
Splitting scale d4
ATLAS_2017_I1589844 8000 25
Jet Substructure
Splitting scale d5
ATLAS_2017_I1589844 8000 25
Jet Substructure
Splitting scale d6
ATLAS_2017_I1589844 8000 24
Jet Substructure
Splitting scale d7
ATLAS_2017_I1589844 8000 23
Dilepton
Δη
ATLAS_2016_I1467454 8000 19
Dilepton
m
ATLAS_2019_I1725190 13000 n/a
Dilepton
φ*η
CMS_2019_I1753680 13000 32
CMS_2022_I2079374 13000 30
D0_2010_I871787 1960 1.6*
LHCB_2012_I1208102 7000 8.5
LHCB_2021_I1990313 13000 12*
Dilepton
φ*η ratio
CMS_2022_I2079374 13000 0.99
ll.phiStar_norm
ATLAS_2019_I1768911 13000 1.0
CMS_2019_I1753680 13000 1.2
Dilepton
pT
LHCB_2021_I1990313 13000 13*
Dilepton
y
LHCB_2021_I1990313 13000 18
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 6.6
Toward
Max(pT) vs pTlead
CDF_2010_I849042 1960 28
Underlying event
Nch
ATLAS_2019_I1736531 13000 2.1*
Away
<Nch> vs pTlead
CDF_2010_I849042 1960 1.0
Transverse
<Nch> vs pTlead
CDF_2010_I849042 1960 0.63
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 0.81
TransMAX
<Nch> vs pTlead
CDF_2010_I849042 1960 0.65
TransMIN
<Nch> vs pTlead
CDF_2010_I849042 1960 1.2
Toward
<Nch> vs pTlead
CDF_2010_I849042 1960 2.4
Jet Multiplicities
Jet multiplicity
CMS_EWK_10_012 7000 12
Jet Multiplicities
Ratios of jet multiplicity
CMS_EWK_10_012 7000 4.8
Underlying event
Scalar Σ(pT)
ATLAS_2019_I1736531 13000 2.6*
Away
Σ(pT) vs pTlead
CDF_2010_I849042 1960 1.4
Transverse
Σ(pT) vs pTlead
CDF_2010_I849042 1960 3.0
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 3.0
TransMAX
Σ(pT) vs pTlead
CDF_2010_I849042 1960 3.0
TransMIN
Σ(pT) vs pTlead
CDF_2010_I849042 1960 2.0
Toward
Σ(pT) vs pTlead
CDF_2010_I849042 1960 5.9
z.m
PHENIX_2019_I1672015 200 260,000,000
pT Z
CDF_2000_I505738 1800 11
CDF_2012_I1124333 1960 11
CMS_2019_I1753680 13000 19*
CMS_2022_I2079374 13000 22
D0_2010_I856972 1960 3.0
PHENIX_2019_I1672015 200 120,000,000
z.pt._z.pt
CMS_2022_I2079374 13000 1.0*
z.pt_norm
ATLAS_2011_I917931 7000 0.56
ATLAS_2019_I1768911 13000 n/a
CMS_2019_I1753680 13000 1.2*
D0_2010_I856972 1960 1.7
y Z
ATLAS_2016_I1467454 8000 20
CMS_2019_I1753680 13000 53
LHCB_2012_I1208102 7000 12
z.y_norm
CMS_2019_I1753680 13000 0.19

* 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 473 histograms.