Generator

Details for Pythia 8.230 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 - n/a
Transverse Minor
 CMS_2011_I886332 7000 1.2 -0.28 0.92
Transverse Thrust
 CMS_2011_I886332 7000 1.3 -0.44 0.86
Jets + Veto
 Gap frac. vs Veto scale (FB)
 ATLAS_2011_I917526 7000 0.66 +0.19 0.85
Jets + Veto
 Gap frac. vs Veto scale (LJ)
 ATLAS_2011_I917526 7000 0.67 +0.32 0.99
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 0.28* +0.050 0.33*
Jets + Veto
 Gap fraction vs Δy (LJ)
 ATLAS_2011_I917526 7000 0.43* +0.10 0.53*
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 2.4 +0.40 2.8
Jet Charge
 Jet Charge Q
 CMS_2017_I1605749 8000 n/a - 6.4*
Jet Charge
 Jet Charge Mean
 ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
 Jet Charge QL
 CMS_2017_I1605749 8000 n/a - 16*
Jet Charge
 Jet Charge RMS
 ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
 Jet Charge QT
 CMS_2017_I1605749 8000 n/a - 8.2*
Jet Substructure
 C2
 ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
 Splitting scale d12
 ATLAS_2012_I1094564 7000 0.22* 0 0.22*
Jet Substructure
 D2
 ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
 Splitting scale d23
 ATLAS_2012_I1094564 7000 0.29* -0.0100 0.28*
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 - n/a
CMS_2021_I1932460 13000 18 0 18
Generalized angularities
 LHA λ10.5
 ATLAS_2019_I1724098 13000 n/a - n/a
CMS_2021_I1920187 13000 0.89 -0.060 0.83
Generalized angularities
 LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 1.5* -0.10 1.4*
Generalized angularities
 Groomed LHA λ10.5
 CMS_2021_I1920187 13000 0.91* -0.030 0.88*
Generalized angularities
 Groomed LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 1.1 -0.15 0.95*
Jet mass
 Jet mass
 ATLAS_2012_I1094564 7000 0.35* -0.0100 0.34*
ATLAS_2012_I1119557 7000 7.7 -1.3 6.4
Jet mass
 Filtered jet mass
 ATLAS_2012_I1094564 7000 0.23* -0.030 0.20*
Generalized angularities
 Multiplicity λ00
 CMS_2021_I1920187 13000 3.4* +0.10 3.5*
Generalized angularities
 Groomed multiplicity λ00
 CMS_2021_I1920187 13000 2.1* 0 2.1*
Generalized angularities
 Multiplicity λ00 (charged only)
 ATLAS_2019_I1740909 13000 14* -1.0 13*
CMS_2021_I1920187 13000 7.5* +0.60 8.1*
Generalized angularities
 Groomed multiplicity λ00 (charged only)
 CMS_2021_I1920187 13000 3.6* +0.30 3.9*
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 7.3 -2.4 4.9
Jet pT
 ATLAS_2010_I871366 7000 0.55* +0.45 1.0*
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 27*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
 CMS_2021_I1847230 [8000..13000] 1.3 -0.38 0.92
Generalized angularities
 (pDT)2 λ20
 CMS_2021_I1920187 13000 2.9 -0.10 2.8
Generalized angularities
 (pDT)2 λ20 (charged only)
 CMS_2021_I1920187 13000 3.6* -0.20 3.4*
Generalized angularities
 Groomed (pDT)2 λ20
 CMS_2021_I1920187 13000 2.1 -0.10 2.0
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 0.51* +0.040 0.55*
Jet Substructure
 N-subjettiness τ3/τ2
 ATLAS_2012_I1094564 7000 0.27* -0.050 0.22*
Generalized angularities
 Thrust λ12
 CMS_2021_I1920187 13000 0.90 +0.090 0.99
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 1.0 0 1.0
Generalized angularities
 Groomed thrust λ12 (charged only)
 CMS_2021_I1920187 13000 1.1 -0.18 0.92
Generalized angularities
 Width λ11
 ATLAS_2012_I1119557 7000 1.6 +0.100 1.7
CMS_2021_I1920187 13000 0.83 -0.060 0.77*
Generalized angularities
 Width λ11 (charged only)
 CMS_2021_I1920187 13000 1.4* -0.20 1.2*
Generalized angularities
 Groomed width λ11
 CMS_2021_I1920187 13000 1.00* -0.100 0.90*
Generalized angularities
 Groomed width λ11 (charged only)
 CMS_2021_I1920187 13000 1.0 -0.090 0.91
Jet Substructure
 Momentum fraction z
 ATLAS_2019_I1740909 13000 2.9* +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 - n/a
Coherence
 β
 CMS_2013_I1265659 7000 n/a - n/a
Dijet
 χ
 ATLAS_2010_I871366 7000 0.16* +0.32 0.48*
CMS_2011_I889175 7000 1.3* -0.91 0.39*
CMS_2012_I1090423 7000 n/a - 1.2*
CMS_2015_I1327224 8000 n/a - 1.0*
CMS_2017_I1519995 13000 n/a - 1.1*
Dijet
 ΔR
 CDF_1994_I374155 1800 n/a - n/a
CMS_2021_I1847230 [8000..13000] 1.2 -0.100 1.1
Dijet
 Δφ
 ATLAS_2011_I889546 7000 0.79* +0.21 1.0*
CMS_2011_I885663 7000 0.69* +0.14 0.83
CMS_2016_I1421646 8000 n/a - n/a
CMS_2019_I1719955 13000 1.1* 0 1.1*
CMS_2021_I1932460 13000 12 +1.0 13
Dijet
 pT balance
 CMS_2021_I1932460 13000 15 0 15
Dijet
 Δy
 CMS_2021_I1932460 13000 16 -2.0 14
CMS_2021_I1963239 2760 - n/a
Dijet
 Δy ratio
 CMS_2021_I1963239 2760 - n/a
Jet mass
 Dijet mass
 ATLAS_2010_I871366 7000 0.49* - 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 19* +5.0 24*
Jet mass
 Trimmed dijet mass
 CMS_2013_I1224539 7000 3.5* +5.7 9.2*
Jet mass
 Three-jet mass
 D0_2011_I895662 1960 n/a - n/a
Dijet
 ΔS (jet pairs)
 CMS_2021_I1932460 13000 3.8 +2.4 6.2
Jet Shapes
 Differential Jet Shape
 ATLAS_2011_I882984 7000 0.77 -0.030 0.74
CDF_2005_I682179 1960 n/a - 2.1*
Jet Shapes
 Integral Jet Shape
 ATLAS_2011_I882984 7000 0.073 -0.013 0.060
CDF_2005_I682179 1960 n/a - 0.11*
Lund jet plane
 ln(R/ΔR)
 ATLAS_2020_I1790256 13000 n/a - n/a
Lund jet plane
 ln(1/z)
 ATLAS_2020_I1790256 13000 n/a - n/a
Jet Multiplicities
 Jet multiplicity
 ATLAS_2011_I917599 7000 n/a - n/a
Jets + Veto
 Njet vs Δy (FB)
 ATLAS_2011_I917526 7000 1.0* -0.15 0.85*
Jets + Veto
 Njet vs Δy (LJ)
 ATLAS_2011_I917526 7000 0.83* +0.17 1.00*
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 2.8* 0 2.8*
Jet Substructure
 Radial profile ρ
 ATLAS_2019_I1740909 13000 2.3* +0.40 2.7*
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 3832 histograms.