Generator

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

pp/ppbar → Jets


Observable Reference Energy χ2+5% (default-CD) Δ χ2+5% (default-DL)
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 - 0.50*
Transverse Minor
CMS_2011_I886332 7000 0.99 -0.23 0.76
Transverse Thrust
CMS_2011_I886332 7000 0.85 +0.13 0.98
Jets + Veto
Gap frac. vs Veto scale (FB)
ATLAS_2011_I917526 7000 0.61 +0.31 0.92*
Jets + Veto
Gap frac. vs Veto scale (LJ)
ATLAS_2011_I917526 7000 1.3 -0.52 0.78
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 0.25* +0.27 0.52*
Jets + Veto
Gap fraction vs Δy (LJ)
ATLAS_2011_I917526 7000 0.34* +0.39 0.73*
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 1.2 -0.39 0.81
Jet Charge
Jet Charge Q
CMS_2017_I1605749 8000 2.7* - n/a
Jet Charge
Jet Charge Mean
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QL
CMS_2017_I1605749 8000 n/a - n/a
Jet Charge
Jet Charge RMS
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QT
CMS_2017_I1605749 8000 n/a - n/a
Jet Substructure
C2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d12
ATLAS_2012_I1094564 7000 0.20* +0.020 0.22*
Jet Substructure
D2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d23
ATLAS_2012_I1094564 7000 0.32* 0 0.32*
Jet Substructure
Energy correlation ECF2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Energy correlation ECF3
ATLAS_2019_I1724098 13000 n/a - n/a
Jet η
CDF_1994_I374155 1800 n/a - 14
CMS_2021_I1932460 13000 17 -1.0 16
Generalized angularities
LHA λ10.5
ATLAS_2019_I1724098 13000 n/a - n/a
CMS_2021_I1920187 13000 0.77* 0 0.77
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.5 0 1.5*
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 0.82* -0.030 0.79
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.0 -0.010 0.99*
Jet mass
Jet mass
ATLAS_2012_I1094564 7000 0.34* -0.030 0.31*
ATLAS_2012_I1119557 7000 5.1 0 5.1
Jet mass
Filtered jet mass
ATLAS_2012_I1094564 7000 0.22* -0.060 0.16*
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 3.0* +0.20 3.2*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 1.7* +0.50 2.2*
Generalized angularities
Multiplicity λ00 (charged only)
ATLAS_2019_I1740909 13000 9.2* +7.8 17*
CMS_2021_I1920187 13000 7.6* -0.20 7.4*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 3.5* +0.50 4.0*
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 n/a - n/a
Jet Shapes
Jet Planar Flow
ATLAS_2012_I1119557 7000 3.6 +2.5 6.1
Jet pT
ATLAS_2010_I871366 7000 0.81* -0.13 0.68*
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* -2.0 23*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
CMS_2021_I1847230 [8000..13000] 1.9 -0.20 1.7
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 2.8 +0.40 3.2
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 3.6* 0 3.6*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 2.0 0 2.0
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 2.4* 0 2.4*
Jet Substructure
N-subjettiness τ2/τ1
ATLAS_2012_I1094564 7000 0.47* -0.050 0.42*
Jet Substructure
N-subjettiness τ3/τ2
ATLAS_2012_I1094564 7000 0.26* -0.040 0.22*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 1.1 -0.18 0.92
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.5* -0.10 1.4*
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 1.1 -0.22 0.88
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 0.87* -0.030 0.84
Generalized angularities
Width λ11
ATLAS_2012_I1119557 7000 1.6 +0.40 2.0
CMS_2021_I1920187 13000 0.94* -0.12 0.82*
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 1.4* -0.100 1.3*
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 1.0* -0.060 0.94
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 1.0 -0.060 0.94*
Jet Substructure
Momentum fraction z
ATLAS_2019_I1740909 13000 3.3* -0.20 3.1*
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 n/a - 28
Coherence
β
CMS_2013_I1265659 7000 n/a - 1.3
Dijet
χ
ATLAS_2010_I871366 7000 n/a - n/a
CMS_2011_I889175 7000 n/a - 0.94*
CMS_2012_I1090423 7000 0.43* - n/a
CMS_2015_I1327224 8000 1.2* 0 1.2*
CMS_2017_I1519995 13000 1.4* 0 1.4*
Dijet
ΔR
CDF_1994_I374155 1800 n/a - n/a
CMS_2021_I1847230 [8000..13000] 0.73 +0.37 1.1
Dijet
Δφ
ATLAS_2011_I889546 7000 0.63* +0.20 0.83*
CMS_2011_I885663 7000 0.59* +0.22 0.81*
CMS_2016_I1421646 8000 1.4* - n/a
CMS_2019_I1719955 13000 1.0* +0.30 1.3*
CMS_2021_I1932460 13000 12 -1.0 11
Dijet
pT balance
CMS_2021_I1932460 13000 14 0 14
Dijet
Δy
CMS_2021_I1932460 13000 15 -1.0 14
CMS_2021_I1963239 2760 n/a - n/a
Dijet
Δy ratio
CMS_2021_I1963239 2760 n/a - n/a
Jet mass
Dijet mass
ATLAS_2010_I871366 7000 n/a - n/a
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 n/a - n/a
Jet mass
Trimmed dijet mass
CMS_2013_I1224539 7000 n/a - n/a
Jet mass
Three-jet mass
D0_2011_I895662 1960 n/a - n/a
Dijet
ΔS (jet pairs)
CMS_2021_I1932460 13000 6.1 -2.0 4.1
Jet Shapes
Differential Jet Shape
ATLAS_2011_I882984 7000 0.80 -0.11 0.69
CDF_2005_I682179 1960 n/a - n/a
Jet Shapes
Integral Jet Shape
ATLAS_2011_I882984 7000 0.065 -0.0080 0.057
CDF_2005_I682179 1960 n/a - n/a
Lund jet plane
ln(R/ΔR)
ATLAS_2020_I1790256 13000 1.9 - n/a
Lund jet plane
ln(1/z)
ATLAS_2020_I1790256 13000 1.8 - n/a
Jet Multiplicities
Jet multiplicity
ATLAS_2011_I917599 7000 n/a - n/a
Jets + Veto
Njet vs Δy (FB)
ATLAS_2011_I917526 7000 1.1* -0.30 0.80*
Jets + Veto
Njet vs Δy (LJ)
ATLAS_2011_I917526 7000 1.1* -0.10 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 2.9* -0.30 2.6*
Jet Substructure
Radial profile ρ
ATLAS_2019_I1740909 13000 3.0* -0.40 2.6*
Soft-drop
Opening angle rg
ATLAS_2019_I1772062 13000 n/a - n/a
Soft-drop
Relative jet mass ρ
ATLAS_2019_I1772062 13000 n/a - n/a
Soft-drop
Relative pT zg
ATLAS_2019_I1772062 13000 n/a - n/a
softfrop.zg
ATLAS_2019_I1772062 13000 n/a - n/a

* 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.