Generator

Details for Pythia 8.307 default vs. default-CD

pp/ppbar → Jets


Observable Reference Energy χ2+5% (default) Δ χ2+5% (default-CD)
Jet Multiplicities
R32 vs HT
ATLAS_2011_I917599 7000 n/a - n/a
CMS_2011_I912560 7000 n/a - n/a
Jet Multiplicities
R32 vs pT
ATLAS_2011_I917599 7000 n/a - 1.1*
Transverse Minor
CMS_2011_I886332 7000 0.97 -0.21 0.76
Transverse Thrust
CMS_2011_I886332 7000 0.69 +0.19 0.88
Jets + Veto
Gap frac. vs Veto scale (FB)
ATLAS_2011_I917526 7000 0.93 -0.43 0.50
Jets + Veto
Gap frac. vs Veto scale (LJ)
ATLAS_2011_I917526 7000 0.60 +0.12 0.72
Jets + Veto
Gap fraction vs Δy
CMS_2012_I1102908 7000 n/a - n/a
Jets + Veto
Gap fraction vs Δy (FB)
ATLAS_2011_I917526 7000 0.31* +0.030 0.34*
Jets + Veto
Gap fraction vs Δy (LJ)
ATLAS_2011_I917526 7000 0.32* +0.090 0.41*
Jets + Veto
Gap fraction vs pT (FB)
ATLAS_2011_I917526 7000 n/a - n/a
Jets + Veto
Gap fraction vs pT (LJ)
ATLAS_2011_I917526 7000 n/a - n/a
HT(jets)
ATLAS_2011_I917599 7000 n/a - n/a
ET
CDF_1994_I374155 1800 n/a - n/a
Jet Shapes
Jet Angularity
ATLAS_2012_I1119557 7000 2.5 -2.0 0.46
Jet Charge
Jet Charge Q
CMS_2017_I1605749 8000 6.6 +0.60 7.2
Jet Charge
Jet Charge Mean
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QL
CMS_2017_I1605749 8000 18* +1.0 19*
Jet Charge
Jet Charge RMS
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QT
CMS_2017_I1605749 8000 12* +1.0 13*
Jet Substructure
C2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d12
ATLAS_2012_I1094564 7000 0.26 -0.010 0.25
Jet Substructure
D2
ATLAS_2019_I1724098 13000 0.36 +0.36 0.72
Jet Substructure
Splitting scale d23
ATLAS_2012_I1094564 7000 0.36 +0.010 0.37
Jet Substructure
Energy correlation ECF2
ATLAS_2019_I1724098 13000 0.39 +0.11 0.50
Jet Substructure
Energy correlation ECF3
ATLAS_2019_I1724098 13000 0.48 +0.19 0.67
Jet η
CDF_1994_I374155 1800 14 - n/a
CMS_2021_I1932460 13000 17 -1.0 16
Generalized angularities
LHA λ10.5
ATLAS_2019_I1724098 13000 0.30 +0.16 0.46*
CMS_2021_I1920187 13000 0.84 +0.060 0.90*
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.3* +0.20 1.5*
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 0.97 -0.020 0.95*
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 0.94 +0.020 0.96*
Jet mass
Jet mass
ATLAS_2012_I1094564 7000 0.33 +0.010 0.34
ATLAS_2012_I1119557 7000 6.5 -1.6 4.9
Jet mass
Filtered jet mass
ATLAS_2012_I1094564 7000 0.20 +0.030 0.23
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 3.5* -0.40 3.1*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 2.1* -0.20 1.9*
Generalized angularities
Multiplicity λ00 (charged only)
ATLAS_2019_I1740909 13000 20* +1.0 21*
CMS_2021_I1920187 13000 7.1* +0.10 7.2*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 3.6* -0.30 3.3*
Jet Shapes
< Nch > (Central)
ATLAS_2016_I1419070 8000 n/a - n/a
ATLAS_2019_I1740909 13000 n/a - n/a
Jet Substructure
Subjet multiplicity
ATLAS_2019_I1724098 13000 0.15 0 0.15
Jet Shapes
Jet Planar Flow
ATLAS_2012_I1119557 7000 5.9 +0.70 6.6
Jet pT
ATLAS_2010_I871366 7000 0.71* -0.13 0.58*
ATLAS_2011_I917599 7000 n/a - n/a
CMS_2011_I902309 7000 n/a - n/a
CMS_2012_I1087342 7000 n/a - n/a
CMS_2021_I1932460 13000 25* -1.0 24*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
CMS_2021_I1847230 [8000..13000] 1.4 0 1.4
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 2.8 +0.30 3.1
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 3.5* +0.10 3.6*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 2.1* 0 2.1
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 2.5* 0 2.5*
Jet Substructure
N-subjettiness τ2/τ1
ATLAS_2012_I1094564 7000 0.35 +0.020 0.37
Jet Substructure
N-subjettiness τ3/τ2
ATLAS_2012_I1094564 7000 0.18 +0.010 0.19
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 1.1 0 1.1
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.4* +0.10 1.5*
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 0.91 +0.090 1.0
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 0.93 -0.050 0.88
Generalized angularities
Width λ11
ATLAS_2012_I1119557 7000 1.6 +0.100 1.7
CMS_2021_I1920187 13000 0.87* +0.040 0.91*
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 1.1 0 1.1
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 0.97 -0.030 0.94*
Jet Substructure
Momentum fraction z
ATLAS_2019_I1740909 13000 3.0 0 3.0
Jet Shapes
< Nch Difference > (Central-Fwd)
ATLAS_2016_I1419070 8000 n/a - n/a
Jet Shapes
< Nch > (Central+Fwd)
ATLAS_2016_I1419070 8000 n/a - n/a
Coherence
α
CDF_1994_I374155 1800 25 -4.0 21
Coherence
β
CMS_2013_I1265659 7000 1.8 -0.20 1.6
Dijet
χ
ATLAS_2010_I871366 7000 0.81 +0.080 0.89
CMS_2011_I889175 7000 0.64 0 0.64
CMS_2012_I1090423 7000 0.78 0 0.78
CMS_2015_I1327224 8000 1.4 +0.20 1.6
CMS_2017_I1519995 13000 0.95 +0.15 1.1
Dijet
ΔR
CDF_1994_I374155 1800 n/a - n/a
CMS_2021_I1847230 [8000..13000] 1.4 -0.57 0.83
Dijet
Δφ
ATLAS_2011_I889546 7000 0.73* +0.37 1.1*
CMS_2011_I885663 7000 0.96* -0.18 0.78*
CMS_2016_I1421646 8000 2.1* +0.30 2.4*
CMS_2019_I1719955 13000 0.98 -0.050 0.93
CMS_2021_I1932460 13000 12 -1.0 11
Dijet
pT balance
CMS_2021_I1932460 13000 15 -1.0 14
Dijet
Δy
CMS_2021_I1932460 13000 13 -1.0 12
CMS_2021_I1963239 2760 n/a - 4.6
Dijet
Δy ratio
CMS_2021_I1963239 2760 n/a - 0.68
Jet mass
Dijet mass
ATLAS_2010_I871366 7000 0.49* +0.12 0.61*
CMS_2013_I1224539 7000 n/a - n/a
Jet mass
Filtered dijet mass
CMS_2013_I1224539 7000 n/a - n/a
Jet mass
Pruned dijet mass
CMS_2013_I1224539 7000 21* +3.0 24*
Jet mass
Trimmed dijet mass
CMS_2013_I1224539 7000 7.5* -0.40 7.1*
Jet mass
Three-jet mass
D0_2011_I895662 1960 1.5* - n/a
Dijet
ΔS (jet pairs)
CMS_2021_I1932460 13000 4.7 +0.20 4.9
Jet Shapes
Differential Jet Shape
ATLAS_2011_I882984 7000 0.70 +0.070 0.77
CDF_2005_I682179 1960 3.2 -0.90 2.3
Jet Shapes
Integral Jet Shape
ATLAS_2011_I882984 7000 0.042 +0.023 0.065
CDF_2005_I682179 1960 0.23 -0.070 0.16
Lund jet plane
ln(R/ΔR)
ATLAS_2020_I1790256 13000 1.8 +0.100 1.9
Lund jet plane
ln(1/z)
ATLAS_2020_I1790256 13000 1.8 +0.100 1.9
Jet Multiplicities
Jet multiplicity
ATLAS_2011_I917599 7000 n/a - n/a
Jets + Veto
Njet vs Δy (FB)
ATLAS_2011_I917526 7000 2.4* -1.2 1.2*
Jets + Veto
Njet vs Δy (LJ)
ATLAS_2011_I917526 7000 0.79* +0.21 1.0*
Jets + Veto
Njet vs pT (FB)
ATLAS_2011_I917526 7000 n/a - n/a
Jets + Veto
Njet vs pT (LJ)
ATLAS_2011_I917526 7000 n/a - n/a
Jet Multiplicities
Ratios of jet multiplicity
ATLAS_2011_I917599 7000 n/a - n/a
Jet Substructure
Relative pT
ATLAS_2019_I1740909 13000 2.7 +0.100 2.8
Jet Substructure
Radial profile ρ
ATLAS_2019_I1740909 13000 2.6 +0.10 2.7
Soft-drop
Opening angle rg
ATLAS_2019_I1772062 13000 30* -25 4.8*
Soft-drop
Relative jet mass ρ
ATLAS_2019_I1772062 13000 39* -29 9.6*
Soft-drop
Relative pT zg
ATLAS_2019_I1772062 13000 11* +210 220*
softfrop.zg
ATLAS_2019_I1772062 13000 0.85 -0.18 0.67

* 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 3838 histograms.