Generator

Details for Pythia 8.186 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 0.91 -0.17 0.74
Transverse Thrust
CMS_2011_I886332 7000 0.85 +0.25 1.1
Jets + Veto
Gap frac. vs Veto scale (FB)
ATLAS_2011_I917526 7000 0.66 +0.030 0.69
Jets + Veto
Gap frac. vs Veto scale (LJ)
ATLAS_2011_I917526 7000 0.61 -0.080 0.53
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 0.32* -0.090 0.23*
Jets + Veto
Gap fraction vs Δy (LJ)
ATLAS_2011_I917526 7000 0.25* +0.18 0.43*
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 5.4 -2.0 3.4
Jet Charge
Jet Charge Q
CMS_2017_I1605749 8000 n/a - 3.6*
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 0.17* -0.030 0.14*
Jet Substructure
D2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d23
ATLAS_2012_I1094564 7000 0.11* +0.020 0.13*
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 16 +3.0 19
Generalized angularities
LHA λ10.5
ATLAS_2019_I1724098 13000 n/a - n/a
CMS_2021_I1920187 13000 0.79 -0.020 0.77*
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.1* -0.13 0.97*
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 0.86 -0.050 0.81
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 0.83 -0.060 0.77*
Jet mass
Jet mass
ATLAS_2012_I1094564 7000 0.25* +0.030 0.28*
ATLAS_2012_I1119557 7000 4.8 +1.6 6.4
Jet mass
Filtered jet mass
ATLAS_2012_I1094564 7000 0.14* +0.11 0.25*
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 2.9* -0.20 2.7*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 2.0* +0.40 2.4*
Generalized angularities
Multiplicity λ00 (charged only)
ATLAS_2019_I1740909 13000 17* -7.0 10*
CMS_2021_I1920187 13000 6.2* +0.20 6.4*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 3.3* +0.30 3.6*
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 2.5 +0.70 3.2
Jet pT
ATLAS_2010_I871366 7000 0.82* -0.040 0.78*
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 26* +2.0 28*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
CMS_2021_I1847230 [8000..13000] 1.5 0 1.5
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 2.2 +0.20 2.4
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 3.2* +0.30 3.5*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 1.9 -0.100 1.8
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 2.6* +0.10 2.7*
Jet Substructure
N-subjettiness τ2/τ1
ATLAS_2012_I1094564 7000 0.25* +0.010 0.26*
Jet Substructure
N-subjettiness τ3/τ2
ATLAS_2012_I1094564 7000 0.066* +0.0070 0.073*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 1.1 -0.14 0.96
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.1* -0.10 1.0*
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 0.98 -0.13 0.85
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 0.93 -0.090 0.84
Generalized angularities
Width λ11
ATLAS_2012_I1119557 7000 1.0 +0.20 1.2
CMS_2021_I1920187 13000 0.90 +0.010 0.91
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 0.94* +0.010 0.95*
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 0.98 -0.15 0.83
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 0.87* -0.12 0.75
Jet Substructure
Momentum fraction z
ATLAS_2019_I1740909 13000 3.1* -0.70 2.4*
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 n/a - 0.27*
CMS_2011_I889175 7000 0.95* - n/a
CMS_2012_I1090423 7000 n/a - 0.88*
CMS_2015_I1327224 8000 n/a - 1.1*
CMS_2017_I1519995 13000 n/a - 0.65*
Dijet
ΔR
CDF_1994_I374155 1800 n/a - n/a
CMS_2021_I1847230 [8000..13000] 1.1 +0.100 1.2
Dijet
Δφ
ATLAS_2011_I889546 7000 0.97* +0.23 1.2*
CMS_2011_I885663 7000 1.2* -0.47 0.73*
CMS_2016_I1421646 8000 n/a - n/a
CMS_2019_I1719955 13000 0.78* +0.19 0.97*
CMS_2021_I1932460 13000 12 +2.0 14
Dijet
pT balance
CMS_2021_I1932460 13000 14 +3.0 17
Dijet
Δy
CMS_2021_I1932460 13000 12 +3.0 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 n/a - 0.45*
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 35* - n/a
Jet mass
Trimmed dijet mass
CMS_2013_I1224539 7000 9.8* +3.2 13*
Jet mass
Three-jet mass
D0_2011_I895662 1960 n/a - n/a
Dijet
ΔS (jet pairs)
CMS_2021_I1932460 13000 5.5 -0.100 5.4
Jet Shapes
Differential Jet Shape
ATLAS_2011_I882984 7000 0.84 -0.18 0.66
CDF_2005_I682179 1960 n/a - 2.1*
Jet Shapes
Integral Jet Shape
ATLAS_2011_I882984 7000 0.071 -0.022 0.049
CDF_2005_I682179 1960 n/a - 0.35*
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 0.99* -0.22 0.77*
Jets + Veto
Njet vs Δy (LJ)
ATLAS_2011_I917526 7000 0.98* -0.16 0.82*
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 1.8* -0.20 1.6*
Jet Substructure
Radial profile ρ
ATLAS_2019_I1740909 13000 2.8* -0.80 2.0*
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 3758 histograms.