Generator / tune

Details for Pythia 8.313 tune-4cx vs. 8.315

pp/ppbar → Jets


Observable Reference Energy χ2+5% (8.313) Δ χ2+5% (8.315)
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 0.090* - n/a
Transverse Minor
CMS_2011_I886332 7000 0.64 -0.16 0.48
Transverse Thrust
CMS_2011_I886332 7000 0.56 +0.040 0.60
Jets + Veto
Gap frac. vs Veto scale (FB)
ATLAS_2011_I917526 7000 1.3 +0.30 1.6
Jets + Veto
Gap frac. vs Veto scale (LJ)
ATLAS_2011_I917526 7000 0.78 +0.16 0.94
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 0.48* +0.040 0.52*
Jets + Veto
Gap fraction vs Δy (LJ)
ATLAS_2011_I917526 7000 0.69* +0.31 1.0*
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
Jet Shapes
Jet Angularity
ATLAS_2012_I1119557 7000 1.6 -1.1 0.50
Jet Charge
Jet Charge Q
CMS_2017_I1605749 8000 6.5 +7.5 14
Jet Charge
Jet Charge Mean
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QL
CMS_2017_I1605749 8000 26* +4.0 30
Jet Charge
Jet Charge RMS
ATLAS_2015_I1393758 8000 n/a - n/a
Jet Charge
Jet Charge QT
CMS_2017_I1605749 8000 16* +7.0 23
Jet Substructure
C2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d12
ATLAS_2012_I1094564 7000 0.31 -0.020 0.29
Jet Substructure
D2
ATLAS_2019_I1724098 13000 0.71 -0.36 0.35
Jet Substructure
Splitting scale d23
ATLAS_2012_I1094564 7000 0.48 -0.020 0.46
Jet Substructure
Energy correlation ECF2
ATLAS_2019_I1724098 13000 0.43 -0.13 0.30
Jet Substructure
Energy correlation ECF3
ATLAS_2019_I1724098 13000 0.78 +0.22 1.0
Jet η
CDF_1994_I374155 1800 - 19
CMS_2021_I1932460 13000 25 -3.0 22
Generalized angularities
LHA λ10.5
ATLAS_2019_I1724098 13000 0.43* -0.19 0.24
CMS_2021_I1920187 13000 0.88 -0.030 0.85
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.3* 0 1.3*
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 0.92 +0.010 0.93*
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 0.84 -0.080 0.76*
Jet mass
Jet mass
ATLAS_2012_I1094564 7000 0.56 -0.010 0.55
ATLAS_2012_I1119557 7000 8.7 -1.00 7.7
Jet mass
Filtered jet mass
ATLAS_2012_I1094564 7000 0.18 -0.030 0.15
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 3.4* +0.20 3.6*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 2.4* -0.10 2.3*
Generalized angularities
Multiplicity λ00 (charged only)
ATLAS_2019_I1740909 13000 23* +47 70*
CMS_2021_I1920187 13000 9.1* -0.70 8.4*
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 0.24 -0.040 0.20
Jet Shapes
Jet Planar Flow
ATLAS_2012_I1119557 7000 21 -1.0 20
Jet pT
ATLAS_2010_I871366 7000 1.1* +0.20 1.3*
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 35* -5.0 30*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
CMS_2021_I1847230 [8000..13000] 1.1 0 1.1
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 2.9 0 2.9
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 4.0* 0 4.0*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 2.2 -0.10 2.1
Generalized angularities
Groomed (pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 2.7* +0.100 2.8*
Jet Substructure
N-subjettiness τ2/τ1
ATLAS_2012_I1094564 7000 0.69 -0.040 0.65
Jet Substructure
N-subjettiness τ3/τ2
ATLAS_2012_I1094564 7000 0.15 +0.020 0.17
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 0.93 -0.080 0.85
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 2.1* -0.20 1.9*
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 1.1 -0.13 0.97
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 0.81 -0.080 0.73
Generalized angularities
Width λ11
ATLAS_2012_I1119557 7000 4.0 -0.30 3.7
CMS_2021_I1920187 13000 0.95* -0.020 0.93*
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 1.4* 0 1.4*
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 1.1 -0.10 1.0
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 0.83 -0.11 0.72*
Jet Substructure
Momentum fraction z
ATLAS_2019_I1740909 13000 2.5 -0.10 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 - 13
Coherence
β
CMS_2013_I1265659 7000 1.9 +0.70 2.6
Dijet
χ
ATLAS_2010_I871366 7000 0.75 +0.040 0.79
CMS_2011_I889175 7000 0.67 -0.18 0.49
CMS_2012_I1090423 7000 0.97 -0.34 0.63
CMS_2015_I1327224 8000 1.2 +0.40 1.6
CMS_2017_I1519995 13000 0.97 +0.030 1.0
Dijet
ΔR
CDF_1994_I374155 1800 - 20
CMS_2021_I1847230 [8000..13000] 0.73 +0.19 0.92
Dijet
Δφ
ATLAS_2011_I889546 7000 1.3* -0.79 0.51*
CMS_2011_I885663 7000 0.65* -0.15 0.50*
CMS_2016_I1421646 8000 2.1* +0.50 2.6*
CMS_2019_I1719955 13000 0.62 -0.12 0.50
CMS_2021_I1932460 13000 17 -2.0 15
Dijet
pT balance
CMS_2021_I1932460 13000 21 -3.0 18
Dijet
Δy
CMS_2021_I1932460 13000 18 -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 0.22* +0.18 0.40
CMS_2013_I1224539 7000 n/a - 17*
Jet mass
Filtered dijet mass
CMS_2013_I1224539 7000 n/a - 14*
Jet mass
Pruned dijet mass
CMS_2013_I1224539 7000 25* +43 68*
Jet mass
Trimmed dijet mass
CMS_2013_I1224539 7000 7.1* +12 19*
Jet mass
Three-jet mass
D0_2011_I895662 1960 - 5.9
Dijet
ΔS (jet pairs)
CMS_2021_I1932460 13000 7.0 -1.5 5.5
Jet Shapes
Differential Jet Shape
ATLAS_2011_I882984 7000 0.87 -0.100 0.77
CDF_2005_I682179 1960 - 4.2
Jet Shapes
Integral Jet Shape
ATLAS_2011_I882984 7000 0.093 -0.033 0.060
CDF_2005_I682179 1960 - 0.13
Lund jet plane
ln(R/ΔR)
ATLAS_2020_I1790256 13000 1.6 0 1.6
Lund jet plane
ln(1/z)
ATLAS_2020_I1790256 13000 1.6 0 1.6
Jet Multiplicities
Jet multiplicity
ATLAS_2011_I917599 7000 n/a - n/a
Jets + Veto
Njet vs Δy (FB)
ATLAS_2011_I917526 7000 1.2* +0.20 1.4*
Jets + Veto
Njet vs Δy (LJ)
ATLAS_2011_I917526 7000 1.3* -0.20 1.1*
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 2.3 +0.10 2.4
Jet Substructure
Radial profile ρ
ATLAS_2019_I1740909 13000 3.3 -0.100 3.2
Soft-drop
Opening angle rg
ATLAS_2019_I1772062 13000 22* +550 570
Soft-drop
Relative jet mass ρ
ATLAS_2019_I1772062 13000 1,500* -1,500 4.7*
Soft-drop
Relative pT zg
1300 n/a -
ATLAS_2019_I1772062 13000 360,000* -360,000 140
softfrop.zg
ATLAS_2019_I1772062 13000 - 0.56

* 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 3775 histograms.