Generator / tune

Details for Pythia 8.307 pptherm vs. 8.308

pp/ppbar → Jets


Observable Reference Energy χ2+5% (8.307) Δ χ2+5% (8.308)
Jet Multiplicities
 R32 vs HT
 ATLAS_2011_I917599 7000 n/a -
CMS_2011_I912560 7000 n/a -
Jet Multiplicities
 R32 vs pT
 ATLAS_2011_I917599 7000 n/a -
Transverse Minor
 CMS_2011_I886332 7000 0.66 -
Transverse Thrust
 CMS_2011_I886332 7000 1.0 -
Jets + Veto
 Gap frac. vs Veto scale (FB)
 ATLAS_2011_I917526 7000 0.64 -
Jets + Veto
 Gap frac. vs Veto scale (LJ)
 ATLAS_2011_I917526 7000 1.2 -
Jets + Veto
 Gap fraction vs Δy
 CMS_2012_I1102908 7000 n/a -
Jets + Veto
 Gap fraction vs Δy (FB)
 ATLAS_2011_I917526 7000 0.18* -
Jets + Veto
 Gap fraction vs Δy (LJ)
 ATLAS_2011_I917526 7000 0.57* -
Jets + Veto
 Gap fraction vs pT (FB)
 ATLAS_2011_I917526 7000 n/a -
Jets + Veto
 Gap fraction vs pT (LJ)
 ATLAS_2011_I917526 7000 n/a -
HT(jets)
 ATLAS_2011_I917599 7000 n/a -
ET
 CDF_1994_I374155 1800 n/a -
Jet Shapes
 Jet Angularity
 ATLAS_2012_I1119557 7000 4.7 -
Jet Charge
 Jet Charge Q
 CMS_2017_I1605749 8000 6.7 -
Jet Charge
 Jet Charge Mean
 ATLAS_2015_I1393758 8000 n/a -
Jet Charge
 Jet Charge QL
 CMS_2017_I1605749 8000 15* -
Jet Charge
 Jet Charge RMS
 ATLAS_2015_I1393758 8000 n/a -
Jet Charge
 Jet Charge QT
 CMS_2017_I1605749 8000 12* -
Jet Substructure
 C2
 ATLAS_2019_I1724098 13000 n/a -
Jet Substructure
 Splitting scale d12
 ATLAS_2012_I1094564 7000 0.20 -
Jet Substructure
 D2
 ATLAS_2019_I1724098 13000 0.84 -
Jet Substructure
 Splitting scale d23
 ATLAS_2012_I1094564 7000 0.26 -
Jet Substructure
 Energy correlation ECF2
 ATLAS_2019_I1724098 13000 0.49 -
Jet Substructure
 Energy correlation ECF3
 ATLAS_2019_I1724098 13000 0.64 -
Jet η
 CDF_1994_I374155 1800 23 -
CMS_2021_I1932460 13000 13 -
Generalized angularities
 LHA λ10.5
 ATLAS_2019_I1724098 13000 0.34* -
CMS_2021_I1920187 13000 0.85 -
Generalized angularities
 LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 1.4* -
Generalized angularities
 Groomed LHA λ10.5
 CMS_2021_I1920187 13000 0.97 -
Generalized angularities
 Groomed LHA λ10.5 (charged only)
 CMS_2021_I1920187 13000 1.0* -
Jet mass
 Jet mass
 ATLAS_2012_I1094564 7000 0.34 -
ATLAS_2012_I1119557 7000 4.8 -
Jet mass
 Filtered jet mass
 ATLAS_2012_I1094564 7000 0.17 -
Generalized angularities
 Multiplicity λ00
 CMS_2021_I1920187 13000 7.1* -
Generalized angularities
 Groomed multiplicity λ00
 CMS_2021_I1920187 13000 4.4* -
Generalized angularities
 Multiplicity λ00 (charged only)
 ATLAS_2019_I1740909 13000 37* -
CMS_2021_I1920187 13000 12* -
Generalized angularities
 Groomed multiplicity λ00 (charged only)
 CMS_2021_I1920187 13000 7.3* -
Jet Shapes
 < Nch > (Central)
 ATLAS_2016_I1419070 8000 n/a -
ATLAS_2019_I1740909 13000 n/a -
Jet Substructure
 Subjet multiplicity
 ATLAS_2019_I1724098 13000 0.20 -
Jet Shapes
 Jet Planar Flow
 ATLAS_2012_I1119557 7000 5.0 -
Jet pT
 ATLAS_2010_I871366 7000 0.63* -
ATLAS_2011_I917599 7000 n/a -
CMS_2011_I902309 7000 n/a -
CMS_2012_I1087342 7000 n/a -
CMS_2021_I1932460 13000 20 -
CMS_2021_I1972986 13000 n/a -
Jet pT ratio
 CMS_2021_I1847230 [8000..13000] 1.3 -
Generalized angularities
 (pDT)2 λ20
 CMS_2021_I1920187 13000 4.3 -
Generalized angularities
 (pDT)2 λ20 (charged only)
 CMS_2021_I1920187 13000 5.3* -
Generalized angularities
 Groomed (pDT)2 λ20
 CMS_2021_I1920187 13000 3.0 -
Generalized angularities
 Groomed (pDT)2 λ20 (charged only)
 CMS_2021_I1920187 13000 3.7* -
Jet Substructure
 N-subjettiness τ2/τ1
 ATLAS_2012_I1094564 7000 0.32 -
Jet Substructure
 N-subjettiness τ3/τ2
 ATLAS_2012_I1094564 7000 0.22 -
Generalized angularities
 Thrust λ12
 CMS_2021_I1920187 13000 1.6 -
Generalized angularities
 Thrust λ12 (charged only)
 CMS_2021_I1920187 13000 1.4* -
Generalized angularities
 Groomed thrust λ12
 CMS_2021_I1920187 13000 1.4 -
Generalized angularities
 Groomed thrust λ12 (charged only)
 CMS_2021_I1920187 13000 0.99 -
Generalized angularities
 Width λ11
 ATLAS_2012_I1119557 7000 1.1 -
CMS_2021_I1920187 13000 1.1 -
Generalized angularities
 Width λ11 (charged only)
 CMS_2021_I1920187 13000 1.1* -
Generalized angularities
 Groomed width λ11
 CMS_2021_I1920187 13000 1.1 -
Generalized angularities
 Groomed width λ11 (charged only)
 CMS_2021_I1920187 13000 0.98 -
Jet Substructure
 Momentum fraction z
 ATLAS_2019_I1740909 13000 6.1 -
Jet Shapes
 < Nch Difference > (Central-Fwd)
 ATLAS_2016_I1419070 8000 n/a -
Jet Shapes
 < Nch > (Central+Fwd)
 ATLAS_2016_I1419070 8000 n/a -
Coherence
 α
 CDF_1994_I374155 1800 17 -
Coherence
 β
 CMS_2013_I1265659 7000 1.1 -
Dijet
 χ
 ATLAS_2010_I871366 7000 0.87 -
CMS_2011_I889175 7000 0.71 -
CMS_2012_I1090423 7000 0.85 -
CMS_2015_I1327224 8000 1.3 -
CMS_2017_I1519995 13000 0.78 -
Dijet
 ΔR
 CDF_1994_I374155 1800 n/a -
CMS_2021_I1847230 [8000..13000] 0.76 -
Dijet
 Δφ
 ATLAS_2011_I889546 7000 0.42* -
CMS_2011_I885663 7000 0.87* -
CMS_2016_I1421646 8000 2.5* -
CMS_2019_I1719955 13000 0.88 -
CMS_2021_I1932460 13000 9.8 -
Dijet
 pT balance
 CMS_2021_I1932460 13000 11 -
Dijet
 Δy
 CMS_2021_I1932460 13000 12 -
CMS_2021_I1963239 2760 n/a -
Dijet
 Δy ratio
 CMS_2021_I1963239 2760 n/a -
Jet mass
 Dijet mass
 ATLAS_2010_I871366 7000 0.77* -
CMS_2013_I1224539 7000 n/a -
Jet mass
 Filtered dijet mass
 CMS_2013_I1224539 7000 n/a -
Jet mass
 Pruned dijet mass
 CMS_2013_I1224539 7000 27* -
Jet mass
 Trimmed dijet mass
 CMS_2013_I1224539 7000 7.3* -
Jet mass
 Three-jet mass
 D0_2011_I895662 1960 4.9* -
Dijet
 ΔS (jet pairs)
 CMS_2021_I1932460 13000 4.3 -
Jet Shapes
 Differential Jet Shape
 ATLAS_2011_I882984 7000 0.95 -
CDF_2005_I682179 1960 2.5 -
Jet Shapes
 Integral Jet Shape
 ATLAS_2011_I882984 7000 0.068 -
CDF_2005_I682179 1960 0.27 -
Lund jet plane
 ln(R/ΔR)
 ATLAS_2020_I1790256 13000 2.1 -
Lund jet plane
 ln(1/z)
 ATLAS_2020_I1790256 13000 2.1 -
Jet Multiplicities
 Jet multiplicity
 ATLAS_2011_I917599 7000 n/a -
Jets + Veto
 Njet vs Δy (FB)
 ATLAS_2011_I917526 7000 1.0* -
Jets + Veto
 Njet vs Δy (LJ)
 ATLAS_2011_I917526 7000 0.64* -
Jets + Veto
 Njet vs pT (FB)
 ATLAS_2011_I917526 7000 n/a -
Jets + Veto
 Njet vs pT (LJ)
 ATLAS_2011_I917526 7000 n/a -
Jet Multiplicities
 Ratios of jet multiplicity
 ATLAS_2011_I917599 7000 n/a -
Jet Substructure
 Relative pT
 ATLAS_2019_I1740909 13000 4.0 -
Jet Substructure
 Radial profile ρ
 ATLAS_2019_I1740909 13000 6.1 -
Soft-drop
 Opening angle rg
 ATLAS_2019_I1772062 13000 16* -
Soft-drop
 Relative jet mass ρ
 ATLAS_2019_I1772062 13000 16* -
Soft-drop
 Relative pT zg
 ATLAS_2019_I1772062 13000 630* -
softfrop.zg
 ATLAS_2019_I1772062 13000 0.63 -

* 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 1919 histograms.