Generator

Details for Pythia 8.306 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 - n/a
Transverse Minor
CMS_2011_I886332 7000 1.2 -0.36 0.84
Transverse Thrust
CMS_2011_I886332 7000 1.3 -0.20 1.1
Jets + Veto
Gap frac. vs Veto scale (FB)
ATLAS_2011_I917526 7000 0.81 +0.59 1.4
Jets + Veto
Gap frac. vs Veto scale (LJ)
ATLAS_2011_I917526 7000 0.78 +0.32 1.1
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 0.49* -0.060 0.43*
Jets + Veto
Gap fraction vs Δy (LJ)
ATLAS_2011_I917526 7000 1.6* -1.1 0.46*
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 3.3 -0.70 2.6
Jet Charge
Jet Charge Q
CMS_2017_I1605749 8000 5.9 +1.5 7.4
Jet Charge
Jet Charge Mean
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QL
CMS_2017_I1605749 8000 18* +2.0 20*
Jet Charge
Jet Charge RMS
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QT
CMS_2017_I1605749 8000 8.2* +1.8 10*
Jet Substructure
C2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d12
ATLAS_2012_I1094564 7000 0.25 +0.030 0.28
Jet Substructure
D2
ATLAS_2019_I1724098 13000 0.33 +0.15 0.48
Jet Substructure
Splitting scale d23
ATLAS_2012_I1094564 7000 0.38 -0.020 0.36
Jet Substructure
Energy correlation ECF2
ATLAS_2019_I1724098 13000 0.38 +0.15 0.53
Jet Substructure
Energy correlation ECF3
ATLAS_2019_I1724098 13000 0.74 +0.100 0.84
Jet η
CDF_1994_I374155 1800 14 - n/a
CMS_2021_I1932460 13000 16 +3.0 19
Generalized angularities
LHA λ10.5
ATLAS_2019_I1724098 13000 0.37* +0.14 0.51*
CMS_2021_I1920187 13000 0.96* -0.13 0.83
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.4* 0 1.4*
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 0.97* +0.010 0.98
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.1* -0.19 0.91
Jet mass
Jet mass
ATLAS_2012_I1094564 7000 0.33 +0.020 0.35
ATLAS_2012_I1119557 7000 6.5 0 6.5
Jet mass
Filtered jet mass
ATLAS_2012_I1094564 7000 0.19 +0.020 0.21
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 3.4* +0.10 3.5*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 2.4* -0.60 1.8*
Generalized angularities
Multiplicity λ00 (charged only)
ATLAS_2019_I1740909 13000 19* -1.0 18*
CMS_2021_I1920187 13000 8.1* -0.30 7.8*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 4.0* -0.40 3.6*
Jet Shapes
< Nch > (Central)
ATLAS_2016_I1419070 8000 n/a - n/a
ATLAS_2019_I1740909 13000 n/a -
Jet Substructure
Subjet multiplicity
ATLAS_2019_I1724098 13000 0.27 +0.040 0.31
Jet Shapes
Jet Planar Flow
ATLAS_2012_I1119557 7000 4.2 +1.5 5.7
Jet pT
ATLAS_2010_I871366 7000 0.83* -0.25 0.58*
ATLAS_2011_I917599 7000 n/a - n/a
CMS_2011_I902309 7000 n/a - n/a
CMS_2012_I1087342 7000 n/a - 3.4*
CMS_2021_I1932460 13000 23* +5.0 28*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
CMS_2021_I1847230 [8000..13000] 0.69 +0.31 1.0
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 3.1 -0.10 3.0
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 2.1 -0.10 2.0
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 2.5* -0.10 2.4*
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 1.0 0 1.0
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.4* -0.100 1.3*
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 1.0* +0.10 1.1*
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 0.97 0 0.97
Generalized angularities
Width λ11
ATLAS_2012_I1119557 7000 1.6 +0.60 2.2
CMS_2021_I1920187 13000 0.97* -0.010 0.96
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 1.2* 0 1.2*
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* -0.060 0.91*
Jet Substructure
Momentum fraction z
ATLAS_2019_I1740909 13000 2.8 +0.10 2.9
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 22 -1.0 21
Coherence
β
CMS_2013_I1265659 7000 1.7 -0.40 1.3
Dijet
χ
ATLAS_2010_I871366 7000 0.90 -0.020 0.88
CMS_2011_I889175 7000 0.68 +0.14 0.82
CMS_2012_I1090423 7000 0.87 -0.11 0.76
CMS_2015_I1327224 8000 1.5 +0.30 1.8
CMS_2017_I1519995 13000 0.92 0 0.92
Dijet
ΔR
CDF_1994_I374155 1800 n/a - n/a
CMS_2021_I1847230 [8000..13000] 0.86 +0.44 1.3
Dijet
Δφ
ATLAS_2011_I889546 7000 0.77* +0.22 0.99*
CMS_2011_I885663 7000 0.82* -0.040 0.78*
CMS_2016_I1421646 8000 2.6* +0.30 2.9*
CMS_2019_I1719955 13000 0.98 -0.16 0.82
CMS_2021_I1932460 13000 10 +2.0 12
Dijet
pT balance
CMS_2021_I1932460 13000 13 +3.0 16
Dijet
Δy
CMS_2021_I1932460 13000 13 +2.0 15
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 0.64* -0.22 0.42*
CMS_2013_I1224539 7000 15* -1.0 14*
Jet mass
Filtered dijet mass
CMS_2013_I1224539 7000 11* 0 11*
Jet mass
Pruned dijet mass
CMS_2013_I1224539 7000 25* -4.0 21*
Jet mass
Trimmed dijet mass
CMS_2013_I1224539 7000 7.3* 0 7.3*
Jet mass
Three-jet mass
D0_2011_I895662 1960 2.3* -0.30 2.0*
Dijet
ΔS (jet pairs)
CMS_2021_I1932460 13000 5.1 -2.3 2.8
Jet Shapes
Differential Jet Shape
ATLAS_2011_I882984 7000 1.1 -0.42 0.68
CDF_2005_I682179 1960 2.3 +0.20 2.5
Jet Shapes
Integral Jet Shape
ATLAS_2011_I882984 7000 0.087 -0.027 0.060
CDF_2005_I682179 1960 0.18 -0.020 0.16
Lund jet plane
ln(R/ΔR)
ATLAS_2020_I1790256 13000 1.7 +0.10 1.8
Lund jet plane
ln(1/z)
ATLAS_2020_I1790256 13000 1.7 +0.10 1.8
Jet Multiplicities
Jet multiplicity
ATLAS_2011_I917599 7000 n/a - n/a
Jets + Veto
Njet vs Δy (FB)
ATLAS_2011_I917526 7000 0.99* +0.11 1.1*
Jets + Veto
Njet vs Δy (LJ)
ATLAS_2011_I917526 7000 1.4* -0.56 0.84*
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 2.6 +0.10 2.7
Soft-drop
Opening angle rg
ATLAS_2019_I1772062 13000 3.3* +23 26*
Soft-drop
Relative jet mass ρ
ATLAS_2019_I1772062 13000 2,500* -2,100 360*
Soft-drop
Relative pT zg
ATLAS_2019_I1772062 13000 7.0* +22 29*
softfrop.zg
ATLAS_2019_I1772062 13000 0.48 +0.26 0.74

* 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 3743 histograms.