Generator

Details for Pythia 6.428 default vs. 345

pp/ppbar → Jets


Observable Reference Energy χ2+5% (default) Δ χ2+5% (345)
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 - 2.0*
Transverse Minor
CMS_2011_I886332 7000 1.6 +3.6 5.2
Transverse Thrust
CMS_2011_I886332 7000 1.4 +3.7 5.1
Jets + Veto
Gap frac. vs Veto scale (FB)
ATLAS_2011_I917526 7000 0.92 +0.18 1.1
Jets + Veto
Gap frac. vs Veto scale (LJ)
ATLAS_2011_I917526 7000 0.39 +1.0 1.4
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 0.18* -0.070 0.11*
Jets + Veto
Gap fraction vs Δy (LJ)
ATLAS_2011_I917526 7000 0.33* +0.77 1.1*
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 15 -9.2 5.8
Jet Charge
Jet Charge Q
CMS_2017_I1605749 8000 n/a - 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 0.11* +2.2 2.3*
Jet Substructure
D2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d23
ATLAS_2012_I1094564 7000 1.0* +3.2 4.2*
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 15 -5.0 10
Generalized angularities
LHA λ10.5
ATLAS_2019_I1724098 13000 n/a - n/a
CMS_2021_I1920187 13000 2.3 +1.6 3.9*
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.3 +4.9 6.2*
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 1.5* +1.1 2.6*
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.1* +2.4 3.5*
Jet mass
Jet mass
ATLAS_2012_I1094564 7000 1.4* -0.46 0.94*
ATLAS_2012_I1119557 7000 11 +12 23
Jet mass
Filtered jet mass
ATLAS_2012_I1094564 7000 0.49* -0.19 0.30*
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 1.4* +14 15*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 1.7* +6.9 8.6*
Generalized angularities
Multiplicity λ00 (charged only)
ATLAS_2019_I1740909 13000 7.7* +53 61*
CMS_2021_I1920187 13000 2.9* +20 23*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 0.90* +13 14*
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 18 +60 78
Jet pT
ATLAS_2010_I871366 7000 0.37* +0.13 0.50*
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 22* -5.0 17*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
CMS_2021_I1847230 [8000..13000] 1.2 +0.20 1.4
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 1.2 +9.8 11
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 1.0* +12 13*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 1.1 +6.6 7.7
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 0.99* +8.0 9.0*
Jet Substructure
N-subjettiness τ2/τ1
ATLAS_2012_I1094564 7000 1.9* +0.80 2.7*
Jet Substructure
N-subjettiness τ3/τ2
ATLAS_2012_I1094564 7000 0.40* +0.18 0.58*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 4.5 -2.7 1.8
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 2.3 +2.0 4.3*
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 1.9 -0.20 1.7*
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.2 +0.70 1.9
Generalized angularities
Width λ11
ATLAS_2012_I1119557 7000 2.4 +29 31
CMS_2021_I1920187 13000 2.4* -0.20 2.2
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 1.5* +3.3 4.8*
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 1.7 +0.30 2.0*
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 1.1 +1.7 2.8*
Jet Substructure
Momentum fraction z
ATLAS_2019_I1740909 13000 1.9* +13 15*
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 - n/a
CMS_2011_I889175 7000 n/a - n/a
CMS_2012_I1090423 7000 n/a - n/a
CMS_2015_I1327224 8000 n/a - n/a
CMS_2017_I1519995 13000 n/a - n/a
Dijet
ΔR
CDF_1994_I374155 1800 n/a - n/a
CMS_2021_I1847230 [8000..13000] 0.83 +0.040 0.87
Dijet
Δφ
ATLAS_2011_I889546 7000 1.4* 0 1.4*
CMS_2011_I885663 7000 1.2* +1.4 2.6*
CMS_2016_I1421646 8000 n/a - n/a
CMS_2019_I1719955 13000 1.2* +1.6 2.8*
CMS_2021_I1932460 13000 13 -4.6 8.4
Dijet
pT balance
CMS_2021_I1932460 13000 15 -5.4 9.6
Dijet
Δy
CMS_2021_I1932460 13000 11 -2.8 8.2
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 3.5 -0.50 3.0
Jet Shapes
Differential Jet Shape
ATLAS_2011_I882984 7000 2.5 +1.1 3.6
CDF_2005_I682179 1960 n/a - n/a
Jet Shapes
Integral Jet Shape
ATLAS_2011_I882984 7000 0.11 +0.44 0.55
CDF_2005_I682179 1960 n/a - n/a
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 1.3* +1.3 2.6*
Jets + Veto
Njet vs Δy (LJ)
ATLAS_2011_I917526 7000 2.0* +2.8 4.8*
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 0.82* +4.6 5.4*
Jet Substructure
Radial profile ρ
ATLAS_2019_I1740909 13000 2.5* +12 14*
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.