Generator

Details for Pythia 8.201 default-CD vs. default-noCR

pp/ppbar → Z+Jet


Observable Reference Energy χ2+5% (default-CD) Δ χ2+5% (default-noCR)
Underlying event
<pT>
ATLAS_2019_I1736531 13000 3.3* +7.7 11*
Underlying event
pT spectrum
ATLAS_2019_I1736531 13000 5.7* +8.3 14*
Generalized angularities
LHA λ10.5
CMS_2021_I1920187 13000 2.7 -0.70 2.0
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.1 -0.16 0.94
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 2.0 -0.10 1.9
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.3 -0.20 1.1
Jet mass
Jet mass
CMS_2013_I1224539 7000 n/a - 5.2*
Jet mass
Filtered jet mass
CMS_2013_I1224539 7000 23* +56 79*
Jet mass
Pruned jet mass
CMS_2013_I1224539 7000 15* +4.0 19*
Jet mass
Trimmed jet mass
CMS_2013_I1224539 7000 n/a - 110*
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 0.96* +0.94 1.9*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 1.4* +0.20 1.6*
Generalized angularities
Multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.1* -0.10 1.00*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 1.2* -0.26 0.94*
Jet pT
ATLAS_2017_I1514251 13000 11* - n/a
ATLAS_2020_I1788444 13000 37 - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
Jet pT ratio
CMS_2020_I1776758 13000 0.60 -0.38 0.22
CMS_2021_I1847230 8000 n/a - n/a
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 1.5 -0.40 1.1
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 0.89* +0.020 0.91*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 1.9 0 1.9
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 1.0* +0.10 1.1*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 4.5 -1.3 3.2
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.2 -0.100 1.1
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 2.8 -0.20 2.6
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.4 -0.30 1.1
Generalized angularities
Width λ11
CMS_2021_I1920187 13000 2.6 -0.60 2.0
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 0.86 -0.030 0.83
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 2.1 -0.10 2.0
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 1.3 -0.10 1.2
Jet rapidity
ATLAS_2017_I1514251 13000 28 -3.0 25
ATLAS_2019_I1744201 8000 25* -2.0 23*
ATLAS_2020_I1788444 13000 51 -20 31
Dijet
ΔR
ATLAS_2020_I1788444 13000 14 - n/a
CMS_2021_I1847230 8000 n/a - n/a
Dijet
Δφ
ATLAS_2017_I1514251 13000 33 +1.0 34
ATLAS_2020_I1788444 13000 19 - n/a
ΔrelpT(jets)
CMS_2021_I1866118 13000 43 -12 31
Dijet
Δy
ATLAS_2020_I1788444 13000 20 +12 32
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* +1.5 2.7*
Jet Multiplicities
Jet multiplicity
ATLAS_2017_I1514251 13000 n/a - n/a
ATLAS_2020_I1788444 13000 150 -10 140
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 1.8* -0.40 1.4*
pT Z
ATLAS_2020_I1788444 13000 40 - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
CMS_2020_I1837084 13000 17 +3.0 20
pT(Z) to pT(jet) ratio
ATLAS_2022_I2077570 13000 n/a - n/a
Dilepton
pT ratio
CMS_2020_I1776758 13000 1.0 +0.10 1.1
y Z
ATLAS_2020_I1788444 13000 49 -22 27
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 - 59
CMS_2021_I1866118 13000 21 -3.0 18
pT balance (jet, Z)
CMS_2021_I1866118 13000 24 -9.0 15
Δy (jet, Z)
ATLAS_2020_I1788444 13000 88 -54 34
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 - 12
pT balance (dijet, Z)
CMS_2021_I1866118 13000 29 -14 15

* 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.