Generator

Details for Pythia 6.428 345 vs. 346

pp/ppbar → Z+Jet


Observable Reference Energy χ2+5% (345) Δ χ2+5% (346)
Underlying event
<pT>
ATLAS_2019_I1736531 13000 2.2* -0.80 1.4*
Underlying event
pT spectrum
ATLAS_2019_I1736531 13000 4.3* -0.30 4.0*
Generalized angularities
LHA λ10.5
CMS_2021_I1920187 13000 0.98 -0.14 0.84
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.5 +0.20 1.7
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 0.81 -0.050 0.76
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.3 0 1.3
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 4.4* +0.100 4.5*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 2.4* +0.20 2.6*
Generalized angularities
Multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 6.9* -0.20 6.7*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 5.5* -0.20 5.3*
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 1.3* - n/a
CMS_2021_I1847230 8000 n/a - n/a
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 3.0 +0.10 3.1
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 4.3* -0.20 4.1*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 2.6 -0.20 2.4
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 3.1* -0.10 3.0*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 1.3 -0.30 1.0
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.1 +0.20 1.3
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 0.96 -0.080 0.88
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.00 0 1.0
Generalized angularities
Width λ11
CMS_2021_I1920187 13000 0.77 -0.020 0.75
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 1.2 +0.10 1.3
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 0.74 0 0.74
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 1.1 +0.100 1.2
Jet rapidity
ATLAS_2017_I1514251 13000 12 +4.0 16
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 36* -9.0 27
ATLAS_2020_I1788444 13000 n/a - n/a
ΔrelpT(jets)
CMS_2021_I1866118 13000 6.6 +2.7 9.3
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 1.1* -0.15 0.95*
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 1.6* -0.40 1.2*
pT Z
ATLAS_2020_I1788444 13000 n/a - n/a
ATLAS_2022_I2077570 13000 n/a - n/a
CMS_2020_I1837084 13000 43 -1.0 42
pT(Z) to pT(jet) ratio
ATLAS_2022_I2077570 13000 n/a - n/a
Dilepton
pT ratio
CMS_2020_I1776758 13000 0.81 -0.33 0.48*
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 7.2 -2.5 4.7
pT balance (jet, Z)
CMS_2021_I1866118 13000 6.0 -1.4 4.6
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 4.9 +3.1 8.0
pT balance (dijet, Z)
CMS_2021_I1866118 13000 4.4 +9.6 14

* 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.