Generator

Details for Pythia 8.186 default vs. default-CD

pp/ppbar → Z+Jet


Observable Reference Energy χ2+5% (default) Δ χ2+5% (default-CD)
Underlying event
<pT>
ATLAS_2019_I1736531 13000 2.2* +1.3 3.5*
Underlying event
pT spectrum
ATLAS_2019_I1736531 13000 4.7* +1.9 6.6*
Generalized angularities
LHA λ10.5
CMS_2021_I1920187 13000 3.0 -0.20 2.8
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.1 0 1.1
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 2.0 0 2.0
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.1 0 1.1
Jet mass
Jet mass
CMS_2013_I1224539 7000 n/a - n/a
Jet mass
Filtered jet mass
CMS_2013_I1224539 7000 n/a - n/a
Jet mass
Pruned jet mass
CMS_2013_I1224539 7000 n/a - n/a
Jet mass
Trimmed jet mass
CMS_2013_I1224539 7000 n/a - n/a
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 1.1* -0.26 0.84*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 1.3* -0.10 1.2*
Generalized angularities
Multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.6* -0.30 1.3*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.0* 0 1.0*
Jet pT
ATLAS_2017_I1514251 13000 n/a - n/a
ATLAS_2020_I1788444 13000 n/a - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
Jet pT ratio
CMS_2020_I1776758 13000 0.98* +0.020 1.0
CMS_2021_I1847230 8000 n/a - n/a
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 1.5 -0.10 1.4
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 0.89* +0.040 0.93*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 1.8 -0.30 1.5
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 0.86* +0.050 0.91*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 4.5 0 4.5
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 0.98 +0.020 1.0
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 2.6 -0.20 2.4
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.1 +0.100 1.2
Generalized angularities
Width λ11
CMS_2021_I1920187 13000 2.6 0 2.6
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 0.87 -0.040 0.83
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 2.1 0 2.1
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 1.2 0 1.2
Jet rapidity
ATLAS_2017_I1514251 13000 21 -4.0 17
ATLAS_2019_I1744201 8000 n/a - n/a
ATLAS_2020_I1788444 13000 n/a - n/a
Dijet
ΔR
ATLAS_2020_I1788444 13000 n/a - n/a
CMS_2021_I1847230 8000 n/a - n/a
Dijet
Δφ
ATLAS_2017_I1514251 13000 50 +2.0 52
ATLAS_2020_I1788444 13000 n/a - n/a
ΔrelpT(jets)
CMS_2021_I1866118 13000 17 +7.0 24
Dijet
Δy
ATLAS_2020_I1788444 13000 n/a - n/a
Jet mass
Dijet mass
ATLAS_2017_I1514251 13000 n/a - n/a
ATLAS_2020_I1788444 13000 n/a - n/a
Dijet
pT
ATLAS_2020_I1788444 13000 n/a - n/a
Dijet
pT ratio to m
ATLAS_2020_I1788444 13000 n/a - n/a
Underlying event
Nch
ATLAS_2019_I1736531 13000 1.2* +0.40 1.6*
Jet Multiplicities
Jet multiplicity
ATLAS_2017_I1514251 13000 n/a - n/a
ATLAS_2020_I1788444 13000 n/a - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
njets_njets
ATLAS_2017_I1514251 13000 n/a - n/a
Underlying event
Scalar Σ(pT)
ATLAS_2019_I1736531 13000 1.9* +0.30 2.2*
pT Z
ATLAS_2020_I1788444 13000 n/a - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
CMS_2020_I1837084 13000 14 +2.0 16
pT(Z) to pT(jet) ratio
ATLAS_2022_I2077570 13000 n/a - n/a
Dilepton
pT ratio
CMS_2020_I1776758 13000 1.3 -0.57 0.73
y Z
ATLAS_2020_I1788444 13000 n/a - n/a
ΔR (jet, Z)
ATLAS_2020_I1788444 13000 n/a - n/a
ΔRmin (jet, Z)
ATLAS_2022_I2077570 13000 290* - n/a
Δφ (jet, Z)
ATLAS_2020_I1788444 13000 n/a - n/a
CMS_2021_I1866118 13000 16 -5.0 11
pT balance (jet, Z)
CMS_2021_I1866118 13000 17 -6.0 11
Δy (jet, Z)
ATLAS_2020_I1788444 13000 n/a - n/a
HT(Z+jets)
ATLAS_2017_I1514251 13000 n/a - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
Δφ (dijet, Z)
CMS_2021_I1866118 13000 n/a - 13
pT balance (dijet, Z)
CMS_2021_I1866118 13000 19 -2.0 17

* 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 1430 histograms.