Generator / tune

Details for Pythia 8.307 ppthermNoScat vs. 8.308

pp/ppbar → Z+Jet


Observable Reference Energy χ2+5% (8.307) Δ χ2+5% (8.308)
Underlying event
 <pT>
 ATLAS_2019_I1736531 13000 5.8* -
Underlying event
 pT spectrum
 ATLAS_2019_I1736531 13000 8.5* -
Generalized angularities
 LHA λ10.5
 CMS_2021_I1920187 13000 3.1 -
Generalized angularities
 LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 1.4 -
Generalized angularities
 Groomed LHA λ10.5
 CMS_2021_I1920187 13000 2.1 -
Generalized angularities
 Groomed LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 1.4 -
Jet mass
 Jet mass
 CMS_2013_I1224539 7000 27 -
Jet mass
 Filtered jet mass
 CMS_2013_I1224539 7000 53* -
Jet mass
 Pruned jet mass
 CMS_2013_I1224539 7000 57 -
Jet mass
 Trimmed jet mass
 CMS_2013_I1224539 7000 74 -
Generalized angularities
 Multiplicity λ00
 CMS_2021_I1920187 13000 1.2* -
Generalized angularities
 Groomed multiplicity λ00
 CMS_2021_I1920187 13000 1.1* -
Generalized angularities
 Multiplicity λ00 (charged only)
 CMS_2021_I1920187 13000 1.7* -
Generalized angularities
 Groomed multiplicity λ00 (charged only)
 CMS_2021_I1920187 13000 1.4* -
Jet pT
 ATLAS_2017_I1514251 13000 46* -
ATLAS_2020_I1788444 13000 n/a -
ATLAS_2022_I2077570 13000 n/a -
Jet pT ratio
 CMS_2020_I1776758 13000 0.64 -
CMS_2021_I1847230 8000 n/a -
Generalized angularities
 (pDT)2 λ20
 CMS_2021_I1920187 13000 1.3 -
Generalized angularities
 (pDT)2 λ20 (charged only)
 CMS_2021_I1920187 13000 1.1* -
Generalized angularities
 Groomed (pDT)2 λ20
 CMS_2021_I1920187 13000 1.6 -
Generalized angularities
 Groomed (pDT)2 λ20 (charged only)
 CMS_2021_I1920187 13000 0.94* -
Generalized angularities
 Thrust λ12
 CMS_2021_I1920187 13000 5.8 -
Generalized angularities
 Thrust λ12 (charged only)
 CMS_2021_I1920187 13000 1.6 -
Generalized angularities
 Groomed thrust λ12
 CMS_2021_I1920187 13000 2.9 -
Generalized angularities
 Groomed thrust λ12 (charged only)
 CMS_2021_I1920187 13000 1.6 -
Generalized angularities
 Width λ11
 CMS_2021_I1920187 13000 3.2 -
Generalized angularities
 Width λ11 (charged only)
 CMS_2021_I1920187 13000 1.1 -
Generalized angularities
 Groomed width λ11
 CMS_2021_I1920187 13000 2.3 -
Generalized angularities
 Groomed width λ11 (charged only)
 CMS_2021_I1920187 13000 1.6 -
Jet rapidity
 ATLAS_2017_I1514251 13000 34 -
ATLAS_2019_I1744201 8000 37 -
ATLAS_2020_I1788444 13000 70 -
Dijet
 ΔR
 ATLAS_2020_I1788444 13000 14 -
CMS_2021_I1847230 8000 n/a -
Dijet
 Δφ
 ATLAS_2017_I1514251 13000 68 -
ATLAS_2020_I1788444 13000 13 -
ΔrelpT(jets)
 CMS_2021_I1866118 13000 35 -
Dijet
 Δy
 ATLAS_2020_I1788444 13000 14 -
Jet mass
 Dijet mass
 ATLAS_2017_I1514251 13000 n/a -
ATLAS_2020_I1788444 13000 n/a -
Dijet
 pT
 ATLAS_2020_I1788444 13000 n/a -
Dijet
 pT ratio to m
 ATLAS_2020_I1788444 13000 n/a -
Underlying event
 Nch
 ATLAS_2019_I1736531 13000 4.1* -
Jet Multiplicities
 Jet multiplicity
 ATLAS_2017_I1514251 13000 n/a -
ATLAS_2020_I1788444 13000 150 -
ATLAS_2022_I2077570 13000 n/a -
njets_njets
 ATLAS_2017_I1514251 13000 n/a -
Underlying event
 Scalar Σ(pT)
 ATLAS_2019_I1736531 13000 5.2* -
pT Z
 ATLAS_2020_I1788444 13000 49 -
ATLAS_2022_I2077570 13000 59 -
CMS_2020_I1837084 13000 19 -
pT(Z) to pT(jet) ratio
 ATLAS_2022_I2077570 13000 n/a -
Dilepton
 pT ratio
 CMS_2020_I1776758 13000 0.95 -
y Z
 ATLAS_2020_I1788444 13000 62 -
ΔR (jet, Z)
 ATLAS_2020_I1788444 13000 150 -
ΔRmin (jet, Z)
 ATLAS_2022_I2077570 13000 200 -
Δφ (jet, Z)
 ATLAS_2020_I1788444 13000 150 -
CMS_2021_I1866118 13000 27 -
pT balance (jet, Z)
 CMS_2021_I1866118 13000 26 -
Δy (jet, Z)
 ATLAS_2020_I1788444 13000 78 -
HT(Z+jets)
 ATLAS_2017_I1514251 13000 n/a -
ATLAS_2022_I2077570 13000 110 -
Δφ (dijet, Z)
 CMS_2021_I1866118 13000 23 -
pT balance (dijet, Z)
 CMS_2021_I1866118 13000 27 -

* 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 714 histograms.