Generator

Details for Pythia 8.245 default-CD vs. default-DL

pp/ppbar → Z+Jet


Observable Reference Energy χ2+5% (default-CD) Δ χ2+5% (default-DL)
Underlying event
<pT>
ATLAS_2019_I1736531 13000 2.8* -0.60 2.2*
Underlying event
pT spectrum
ATLAS_2019_I1736531 13000 4.6* -0.60 4.0*
Generalized angularities
LHA λ10.5
CMS_2021_I1920187 13000 2.8 -0.20 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 2.0 0 2.0
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.3 -0.10 1.2
Jet mass
Jet mass
CMS_2013_I1224539 7000 15* -5.2 9.8*
Jet mass
Filtered jet mass
CMS_2013_I1224539 7000 26* +21 47*
Jet mass
Pruned jet mass
CMS_2013_I1224539 7000 37* +5.0 42*
Jet mass
Trimmed jet mass
CMS_2013_I1224539 7000 43* - n/a
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 1.2* -0.100 1.1*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 1.3* +0.100 1.4*
Generalized angularities
Multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.1* +0.30 1.4*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.0* 0 1.0*
Jet pT
ATLAS_2017_I1514251 13000 n/a -
ATLAS_2020_I1788444 13000 n/a - 43
ATLAS_2022_I2077570 13000 n/a - n/a
Jet pT ratio
CMS_2020_I1776758 13000 0.44 -
CMS_2021_I1847230 8000 n/a - n/a
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 1.4 0 1.4
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 0.82* +0.18 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 0.98* -0.010 0.97*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 4.6 -0.30 4.3
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.1 0 1.1
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 2.7 0 2.7
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.4 -0.20 1.2
Generalized angularities
Width λ11
CMS_2021_I1920187 13000 2.6 -0.20 2.4
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 0.90 -0.13 0.77
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 2.2 -0.20 2.0
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 1.4 -0.20 1.2
Jet rapidity
ATLAS_2017_I1514251 13000 26 -
ATLAS_2019_I1744201 8000 n/a - 23*
ATLAS_2020_I1788444 13000 n/a - 54
Dijet
ΔR
ATLAS_2020_I1788444 13000 n/a - 37
CMS_2021_I1847230 8000 n/a - n/a
Dijet
Δφ
ATLAS_2017_I1514251 13000 44* -
ATLAS_2020_I1788444 13000 n/a - 26
ΔrelpT(jets)
CMS_2021_I1866118 13000 19 -
Dijet
Δy
ATLAS_2020_I1788444 13000 n/a - 19
Jet mass
Dijet mass
ATLAS_2017_I1514251 13000 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 -
ATLAS_2020_I1788444 13000 n/a - 150
ATLAS_2022_I2077570 13000 n/a - n/a
njets_njets
ATLAS_2017_I1514251 13000 n/a -
Underlying event
Scalar Σ(pT)
ATLAS_2019_I1736531 13000 1.8* -0.20 1.6*
pT Z
ATLAS_2020_I1788444 13000 n/a - 42*
ATLAS_2022_I2077570 13000 n/a - n/a
CMS_2020_I1837084 13000 20 -2.0 18
pT(Z) to pT(jet) ratio
ATLAS_2022_I2077570 13000 n/a - n/a
Dilepton
pT ratio
CMS_2020_I1776758 13000 2.0 -
y Z
ATLAS_2020_I1788444 13000 n/a - 50
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 - 120
CMS_2021_I1866118 13000 17 -
pT balance (jet, Z)
CMS_2021_I1866118 13000 19 -
Δy (jet, Z)
ATLAS_2020_I1788444 13000 n/a - 66
HT(Z+jets)
ATLAS_2017_I1514251 13000 n/a -
ATLAS_2022_I2077570 13000 n/a - n/a
Δφ (dijet, Z)
CMS_2021_I1866118 13000 25 -
pT balance (dijet, Z)
CMS_2021_I1866118 13000 21 -

* 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 1378 histograms.