Generator / tune

Details for Pythia 8.315 tune-A14-MSTW2008LO

pp/ppbar → Z (Drell-Yan)


Observable Reference Energy χ2+5%
Underlying event
<Nch> vs pTZ
ATLAS_2019_I1736531 13000 0.84
Underlying event
<pT>
ATLAS_2019_I1736531 13000 6.3*
<pT> vs Nch
CDF_2010_I849042 1960 3.0
Transverse
<pT> vs pTlead
CDF_2010_I849042 1960 5.8
Toward
<pT> vs pTlead
CDF_2010_I849042 1960 8.9
Underlying event
<pT> vs pTZ
ATLAS_2019_I1736531 13000 3.1
<pT>Z vs Nch
CDF_2010_I849042 1960 0.74
Underlying event
Σ(pT) vs pTZ
ATLAS_2019_I1736531 13000 6.7
Underlying event
pT spectrum
ATLAS_2019_I1736531 13000 7.1*
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 25
Jet Substructure
Splitting scale d3
ATLAS_2017_I1589844 8000 21
Jet Substructure
Splitting scale d4
ATLAS_2017_I1589844 8000 19
Jet Substructure
Splitting scale d5
ATLAS_2017_I1589844 8000 17
Jet Substructure
Splitting scale d6
ATLAS_2017_I1589844 8000 16
Jet Substructure
Splitting scale d7
ATLAS_2017_I1589844 8000 15
Dilepton
Δη
ATLAS_2016_I1467454 8000 15
Dilepton
m
ATLAS_2019_I1725190 13000 n/a
Dilepton
φ*η
CMS_2019_I1753680 13000 28
CMS_2022_I2079374 13000 18
D0_2010_I871787 1960 0.67*
LHCB_2012_I1208102 7000 7.3
LHCB_2021_I1990313 13000 11*
Dilepton
φ*η ratio
CMS_2022_I2079374 13000 0.84
ll.phiStar_norm
ATLAS_2019_I1768911 13000 0.24
CMS_2019_I1753680 13000 2.4
Dilepton
pT
LHCB_2021_I1990313 13000 10
Dilepton
y
LHCB_2021_I1990313 13000 13
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 10
Toward
Max(pT) vs pTlead
CDF_2010_I849042 1960 15
Underlying event
Nch
ATLAS_2019_I1736531 13000 4.6*
Away
<Nch> vs pTlead
CDF_2010_I849042 1960 0.57
Transverse
<Nch> vs pTlead
CDF_2010_I849042 1960 2.4
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 2.2
TransMAX
<Nch> vs pTlead
CDF_2010_I849042 1960 2.4
TransMIN
<Nch> vs pTlead
CDF_2010_I849042 1960 2.3
Toward
<Nch> vs pTlead
CDF_2010_I849042 1960 2.3
Jet Multiplicities
Jet multiplicity
CMS_EWK_10_012 7000 22
Jet Multiplicities
Ratios of jet multiplicity
CMS_EWK_10_012 7000 7.7
Underlying event
Scalar Σ(pT)
ATLAS_2019_I1736531 13000 4.9
Away
Σ(pT) vs pTlead
CDF_2010_I849042 1960 0.77
Transverse
Σ(pT) vs pTlead
CDF_2010_I849042 1960 8.4
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 10.0
TransMAX
Σ(pT) vs pTlead
CDF_2010_I849042 1960 9.1
TransMIN
Σ(pT) vs pTlead
CDF_2010_I849042 1960 7.5
Toward
Σ(pT) vs pTlead
CDF_2010_I849042 1960 11
z.m
PHENIX_2019_I1672015 200 800,000,000
pT Z
CDF_2000_I505738 1800 13
CDF_2012_I1124333 1960 15
CMS_2019_I1753680 13000 24*
CMS_2022_I2079374 13000 21
D0_2010_I856972 1960 5.7
PHENIX_2019_I1672015 200 430,000,000
z.pt._z.pt
CMS_2022_I2079374 13000 0.91
z.pt_norm
ATLAS_2011_I917931 7000 0.62
ATLAS_2019_I1768911 13000 n/a
CMS_2019_I1753680 13000 1.3*
D0_2010_I856972 1960 0.18
y Z
ATLAS_2016_I1467454 8000 16
CMS_2019_I1753680 13000 31
LHCB_2012_I1208102 7000 7.6
z.y_norm
CMS_2019_I1753680 13000 1.3

* 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.