Generator

Details for Pythia 8.244 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 2.0* +0.40 2.4*
Underlying event
pT spectrum
ATLAS_2019_I1736531 13000 4.1* +0.50 4.6*
Generalized angularities
LHA λ10.5
CMS_2021_I1920187 13000 2.5 +0.10 2.6
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 1.9 +0.10 2.0
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.2 +0.10 1.3
Jet mass
Jet mass
CMS_2013_I1224539 7000 6.1* - n/a
Jet mass
Filtered jet mass
CMS_2013_I1224539 7000 n/a - n/a
Jet mass
Pruned jet mass
CMS_2013_I1224539 7000 23* - n/a
Jet mass
Trimmed jet mass
CMS_2013_I1224539 7000 18* - n/a
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 0.98* +0.12 1.1*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 1.2* +0.30 1.5*
Generalized angularities
Multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.3* -0.20 1.1*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.3* -0.30 1.0*
Jet pT
ATLAS_2017_I1514251 13000 n/a - 34*
ATLAS_2020_I1788444 13000 n/a - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
Jet pT ratio
CMS_2020_I1776758 13000 0.36 +0.64 1.0
CMS_2021_I1847230 8000 n/a - n/a
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 1.3 +0.100 1.4
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 0.85* +0.15 1.0*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 1.7 +0.10 1.8
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 1.1* 0 1.1*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 4.1 +0.30 4.4
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.1 0 1.1
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 2.5 +0.10 2.6
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.3 0 1.3
Generalized angularities
Width λ11
CMS_2021_I1920187 13000 2.5 +0.20 2.7
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 0.88 +0.040 0.92
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 2.0 0 2.0
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 1.3 0 1.3
Jet rapidity
ATLAS_2017_I1514251 13000 28 +4.0 32
ATLAS_2019_I1744201 8000 71* - 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 46 +1.0 47*
ATLAS_2020_I1788444 13000 n/a - n/a
ΔrelpT(jets)
CMS_2021_I1866118 13000 45 -24 21
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 1.0* +0.10 1.1*
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 1.4* +0.60 2.0*
pT Z
ATLAS_2020_I1788444 13000 n/a - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
CMS_2020_I1837084 13000 19 +1.0 20
pT(Z) to pT(jet) ratio
ATLAS_2022_I2077570 13000 n/a - n/a
Dilepton
pT ratio
CMS_2020_I1776758 13000 0.69 +0.41 1.1*
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 n/a - n/a
Δφ (jet, Z)
ATLAS_2020_I1788444 13000 n/a - n/a
CMS_2021_I1866118 13000 25 -9.0 16
pT balance (jet, Z)
CMS_2021_I1866118 13000 32 -14 18
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 - n/a
pT balance (dijet, Z)
CMS_2021_I1866118 13000 28 -10 18

* 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.