Generator / tune

Details for Pythia 8.313 tune-AU2lox vs. 8.315

pp/ppbar → Z+Jet


Observable Reference Energy χ2+5% (8.313) Δ χ2+5% (8.315)
Underlying event
 <pT>
 ATLAS_2019_I1736531 13000 - 2.9*
Underlying event
 pT spectrum
 ATLAS_2019_I1736531 13000 - 7.5*
Generalized angularities
 LHA λ10.5
 CMS_2021_I1920187 13000 - 2.4
Generalized angularities
 LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 - 0.91
Generalized angularities
 Groomed LHA λ10.5
 CMS_2021_I1920187 13000 - 1.9
Generalized angularities
 Groomed LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 - 1.0
Jet mass
 Jet mass
 CMS_2013_I1224539 7000 - 32
Jet mass
 Filtered jet mass
 CMS_2013_I1224539 7000 - 220
Jet mass
 Pruned jet mass
 CMS_2013_I1224539 7000 - 86
Jet mass
 Trimmed jet mass
 CMS_2013_I1224539 7000 - 200
Generalized angularities
 Multiplicity λ00
 CMS_2021_I1920187 13000 - 0.87*
Generalized angularities
 Groomed multiplicity λ00
 CMS_2021_I1920187 13000 - 1.1*
Generalized angularities
 Multiplicity λ00 (charged only)
 CMS_2021_I1920187 13000 - 1.9*
Generalized angularities
 Groomed multiplicity λ00 (charged only)
 CMS_2021_I1920187 13000 - 1.5*
Jet pT
 ATLAS_2017_I1514251 13000 - n/a
ATLAS_2020_I1788444 13000 - 8.3
ATLAS_2022_I2077570 13000 - 43
Jet pT ratio
 CMS_2020_I1776758 13000 - 1.4*
CMS_2021_I1847230 8000 - n/a
Generalized angularities
 (pDT)2 λ20
 CMS_2021_I1920187 13000 - 1.2
Generalized angularities
 (pDT)2 λ20 (charged only)
 CMS_2021_I1920187 13000 - 0.89*
Generalized angularities
 Groomed (pDT)2 λ20
 CMS_2021_I1920187 13000 - 1.5
Generalized angularities
 Groomed (pDT)2 λ20 (charged only)
 CMS_2021_I1920187 13000 - 0.92*
Generalized angularities
 Thrust λ12
 CMS_2021_I1920187 13000 - 3.3
Generalized angularities
 Thrust λ12 (charged only)
 CMS_2021_I1920187 13000 - 0.81
Generalized angularities
 Groomed thrust λ12
 CMS_2021_I1920187 13000 - 2.2
Generalized angularities
 Groomed thrust λ12 (charged only)
 CMS_2021_I1920187 13000 - 0.89
Generalized angularities
 Width λ11
 CMS_2021_I1920187 13000 - 2.2
Generalized angularities
 Width λ11 (charged only)
 CMS_2021_I1920187 13000 - 0.70
Generalized angularities
 Groomed width λ11
 CMS_2021_I1920187 13000 - 1.9
Generalized angularities
 Groomed width λ11 (charged only)
 CMS_2021_I1920187 13000 - 1.1
Jet rapidity
 ATLAS_2017_I1514251 13000 - 2.1
ATLAS_2019_I1744201 8000 - 19
ATLAS_2020_I1788444 13000 - 7.6
Dijet
 ΔR
 ATLAS_2020_I1788444 13000 - 7.2
CMS_2021_I1847230 8000 - n/a
Dijet
 Δφ
 ATLAS_2017_I1514251 13000 - 12
ATLAS_2020_I1788444 13000 - 6.7
ΔrelpT(jets)
 CMS_2021_I1866118 13000 - 8.1
Dijet
 Δy
 ATLAS_2020_I1788444 13000 - 9.5
Jet mass
 Dijet mass
 ATLAS_2017_I1514251 13000 - n/a
ATLAS_2020_I1788444 13000 - 10
Dijet
 pT
 ATLAS_2020_I1788444 13000 - 6.4
Dijet
 pT ratio to m
 ATLAS_2020_I1788444 13000 - 9.2
Underlying event
 Nch
 ATLAS_2019_I1736531 13000 - 1.1*
Jet Multiplicities
 Jet multiplicity
 ATLAS_2017_I1514251 13000 - n/a
ATLAS_2020_I1788444 13000 - 10
ATLAS_2022_I2077570 13000 - n/a
njets_njets
 ATLAS_2017_I1514251 13000 - n/a
Underlying event
 Scalar Σ(pT)
 ATLAS_2019_I1736531 13000 - 1.3*
pT Z
 ATLAS_2020_I1788444 13000 - 17
ATLAS_2022_I2077570 13000 - 36
CMS_2020_I1837084 13000 - 1.3
pT(Z) to pT(jet) ratio
 ATLAS_2022_I2077570 13000 - 36*
Dilepton
 pT ratio
 CMS_2020_I1776758 13000 - 0.61
y Z
 ATLAS_2020_I1788444 13000 - 2.2
ΔR (jet, Z)
 ATLAS_2020_I1788444 13000 - 110
ΔRmin (jet, Z)
 ATLAS_2022_I2077570 13000 - 190
Δφ (jet, Z)
 ATLAS_2020_I1788444 13000 - 140
CMS_2021_I1866118 13000 - 3.9
pT balance (jet, Z)
 CMS_2021_I1866118 13000 - 4.6
Δy (jet, Z)
 ATLAS_2020_I1788444 13000 - 18
HT(Z+jets)
 ATLAS_2017_I1514251 13000 - n/a
ATLAS_2022_I2077570 13000 - 58
Δφ (dijet, Z)
 CMS_2021_I1866118 13000 - 4.4
pT balance (dijet, Z)
 CMS_2021_I1866118 13000 - 3.6

* 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 715 histograms.