Generator / tune

Details for Pythia 8.315 vincia-default

pp/ppbar → Z (Drell-Yan)


Observable Reference Energy χ2+5%
Underlying event
 <Nch> vs pTZ
 ATLAS_2019_I1736531 13000 8.0
Underlying event
 <pT>
 ATLAS_2019_I1736531 13000 15*
<pT> vs Nch
 CDF_2010_I849042 1960 2.6
Transverse
 <pT> vs pTlead
 CDF_2010_I849042 1960 8.5
Toward
 <pT> vs pTlead
 CDF_2010_I849042 1960 7.8
Underlying event
 <pT> vs pTZ
 ATLAS_2019_I1736531 13000 6.5
<pT>Z vs Nch
 CDF_2010_I849042 1960 5.6
Underlying event
 Σ(pT) vs pTZ
 ATLAS_2019_I1736531 13000 29
Underlying event
 pT spectrum
 ATLAS_2019_I1736531 13000 24*
Jet Substructure
 Splitting scale d0
 ATLAS_2017_I1589844 8000 47
Jet Substructure
 Splitting scale d1
 ATLAS_2017_I1589844 8000 62
Jet Substructure
 Splitting scale d2
 ATLAS_2017_I1589844 8000 61
Jet Substructure
 Splitting scale d3
 ATLAS_2017_I1589844 8000 56
Jet Substructure
 Splitting scale d4
 ATLAS_2017_I1589844 8000 53
Jet Substructure
 Splitting scale d5
 ATLAS_2017_I1589844 8000 53
Jet Substructure
 Splitting scale d6
 ATLAS_2017_I1589844 8000 53
Jet Substructure
 Splitting scale d7
 ATLAS_2017_I1589844 8000 53
Dilepton
 Δη
 ATLAS_2016_I1467454 8000 51
Dilepton
 m
 ATLAS_2019_I1725190 13000 n/a
Dilepton
 φ*η
 CMS_2019_I1753680 13000 150
CMS_2022_I2079374 13000 70
D0_2010_I871787 1960 0.85
LHCB_2012_I1208102 7000 9.5
LHCB_2021_I1990313 13000 42*
Dilepton
 φ*η ratio
 CMS_2022_I2079374 13000 11
ll.phiStar_norm
 ATLAS_2019_I1768911 13000 4.2
CMS_2019_I1753680 13000 7.5
Dilepton
 pT
 LHCB_2021_I1990313 13000 41
Dilepton
 y
 LHCB_2021_I1990313 13000 34
Transverse
 Max(pT) vs pTlead
 CDF_2010_I849042 1960 29
Toward
 Max(pT) vs pTlead
 CDF_2010_I849042 1960 19
Underlying event
 Nch
 ATLAS_2019_I1736531 13000 13*
Away
 <Nch> vs pTlead
 CDF_2010_I849042 1960 1.5
Transverse
 <Nch> vs pTlead
 CDF_2010_I849042 1960 11
nch-vs-pt-trnsDif
 CDF_2010_I849042 1960 2.1
TransMAX
 <Nch> vs pTlead
 CDF_2010_I849042 1960 5.6
TransMIN
 <Nch> vs pTlead
 CDF_2010_I849042 1960 18
Toward
 <Nch> vs pTlead
 CDF_2010_I849042 1960 8.7
Jet Multiplicities
 Jet multiplicity
 CMS_EWK_10_012 7000 81
Jet Multiplicities
 Ratios of jet multiplicity
 CMS_EWK_10_012 7000 22
Underlying event
 Scalar Σ(pT)
 ATLAS_2019_I1736531 13000 22*
Away
 Σ(pT) vs pTlead
 CDF_2010_I849042 1960 2.7
Transverse
 Σ(pT) vs pTlead
 CDF_2010_I849042 1960 37
sumpt-vs-pt-trnsDif
 CDF_2010_I849042 1960 20
TransMAX
 Σ(pT) vs pTlead
 CDF_2010_I849042 1960 29
TransMIN
 Σ(pT) vs pTlead
 CDF_2010_I849042 1960 59
Toward
 Σ(pT) vs pTlead
 CDF_2010_I849042 1960 31
z.m
 PHENIX_2019_I1672015 200 140,000,000
pT Z
 CDF_2000_I505738 1800 13
CDF_2012_I1124333 1960 18
CMS_2019_I1753680 13000 150*
CMS_2022_I2079374 13000 79
D0_2010_I856972 1960 6.4
PHENIX_2019_I1672015 200 100,000,000
z.pt._z.pt
 CMS_2022_I2079374 13000 12
z.pt_norm
 ATLAS_2011_I917931 7000 2.7
ATLAS_2019_I1768911 13000 12
CMS_2019_I1753680 13000 18
D0_2010_I856972 1960 0.63
y Z
 ATLAS_2016_I1467454 8000 53
CMS_2019_I1753680 13000 110
LHCB_2012_I1208102 7000 8.5
z.y_norm
 CMS_2019_I1753680 13000 0.83

* 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.