Generator

Details for Pythia 8.245 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 0.71 +0.28 0.99
Transverse Thrust
CMS_2011_I886332 7000 0.77 +0.080 0.85
Jets + Veto
Gap frac. vs Veto scale (FB)
ATLAS_2011_I917526 7000 0.87 -0.26 0.61
Jets + Veto
Gap frac. vs Veto scale (LJ)
ATLAS_2011_I917526 7000 0.73 +0.57 1.3
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 0.17* +0.080 0.25*
Jets + Veto
Gap fraction vs Δy (LJ)
ATLAS_2011_I917526 7000 0.31* +0.030 0.34*
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 18 -17 1.2
Jet Charge
Jet Charge Q
CMS_2017_I1605749 8000 n/a - 2.7*
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 0.22* -0.020 0.20*
Jet Substructure
D2
ATLAS_2019_I1724098 13000 n/a - n/a
Jet Substructure
Splitting scale d23
ATLAS_2012_I1094564 7000 0.33* -0.010 0.32*
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 13 - n/a
CMS_2021_I1932460 13000 16 +1.0 17
Generalized angularities
LHA λ10.5
ATLAS_2019_I1724098 13000 n/a - n/a
CMS_2021_I1920187 13000 0.81* -0.040 0.77*
Generalized angularities
LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.2* +0.30 1.5
Generalized angularities
Groomed LHA λ10.5
CMS_2021_I1920187 13000 0.93 -0.11 0.82*
Generalized angularities
Groomed LHA λ10.5 (charged only)
CMS_2021_I1920187 13000 1.1 -0.10 1.0
Jet mass
Jet mass
ATLAS_2012_I1094564 7000 0.32* +0.020 0.34*
ATLAS_2012_I1119557 7000 6.6 -1.5 5.1
Jet mass
Filtered jet mass
ATLAS_2012_I1094564 7000 0.22* 0 0.22*
Generalized angularities
Multiplicity λ00
CMS_2021_I1920187 13000 3.3* -0.30 3.0*
Generalized angularities
Groomed multiplicity λ00
CMS_2021_I1920187 13000 2.1* -0.40 1.7*
Generalized angularities
Multiplicity λ00 (charged only)
ATLAS_2019_I1740909 13000 13* -3.8 9.2*
CMS_2021_I1920187 13000 7.5* +0.100 7.6*
Generalized angularities
Groomed multiplicity λ00 (charged only)
CMS_2021_I1920187 13000 3.6* -0.10 3.5*
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 4.0 -0.40 3.6
Jet pT
ATLAS_2010_I871366 7000 0.65* +0.16 0.81*
ATLAS_2011_I917599 7000 n/a - n/a
CMS_2011_I902309 7000 n/a - n/a
CMS_2012_I1087342 7000 1.9* - n/a
CMS_2021_I1932460 13000 24* +1.0 25*
CMS_2021_I1972986 13000 n/a - n/a
Jet pT ratio
CMS_2021_I1847230 [8000..13000] 1.4 +0.50 1.9
Generalized angularities
(pDT)2 λ20
CMS_2021_I1920187 13000 2.8 0 2.8
Generalized angularities
(pDT)2 λ20 (charged only)
CMS_2021_I1920187 13000 3.4* +0.20 3.6*
Generalized angularities
Groomed (pDT)2 λ20
CMS_2021_I1920187 13000 1.9 +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 0.42* +0.050 0.47*
Jet Substructure
N-subjettiness τ3/τ2
ATLAS_2012_I1094564 7000 0.24* +0.020 0.26*
Generalized angularities
Thrust λ12
CMS_2021_I1920187 13000 0.99 +0.11 1.1
Generalized angularities
Thrust λ12 (charged only)
CMS_2021_I1920187 13000 1.4* +0.10 1.5*
Generalized angularities
Groomed thrust λ12
CMS_2021_I1920187 13000 1.00 +0.10 1.1
Generalized angularities
Groomed thrust λ12 (charged only)
CMS_2021_I1920187 13000 0.82 +0.050 0.87*
Generalized angularities
Width λ11
ATLAS_2012_I1119557 7000 2.0 -0.40 1.6
CMS_2021_I1920187 13000 0.91* +0.030 0.94*
Generalized angularities
Width λ11 (charged only)
CMS_2021_I1920187 13000 1.2* +0.20 1.4*
Generalized angularities
Groomed width λ11
CMS_2021_I1920187 13000 1.0 0 1.0*
Generalized angularities
Groomed width λ11 (charged only)
CMS_2021_I1920187 13000 0.91* +0.090 1.0
Jet Substructure
Momentum fraction z
ATLAS_2019_I1740909 13000 3.5* -0.20 3.3*
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 24 - 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 0.68* -0.25 0.43*
CMS_2015_I1327224 8000 2.4* -1.2 1.2*
CMS_2017_I1519995 13000 0.73* +0.67 1.4*
Dijet
ΔR
CDF_1994_I374155 1800 n/a - n/a
CMS_2021_I1847230 [8000..13000] 0.76 -0.030 0.73
Dijet
Δφ
ATLAS_2011_I889546 7000 0.66* -0.030 0.63*
CMS_2011_I885663 7000 0.72* -0.13 0.59*
CMS_2016_I1421646 8000 n/a - 1.4*
CMS_2019_I1719955 13000 1.2* -0.20 1.0*
CMS_2021_I1932460 13000 12 0 12
Dijet
pT balance
CMS_2021_I1932460 13000 14 0 14
Dijet
Δy
CMS_2021_I1932460 13000 14 +1.0 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 - 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 4.0 +2.1 6.1
Jet Shapes
Differential Jet Shape
ATLAS_2011_I882984 7000 0.80 0 0.80
CDF_2005_I682179 1960 n/a - n/a
Jet Shapes
Integral Jet Shape
ATLAS_2011_I882984 7000 0.066 -0.0010 0.065
CDF_2005_I682179 1960 n/a - n/a
Lund jet plane
ln(R/ΔR)
ATLAS_2020_I1790256 13000 n/a - 1.9
Lund jet plane
ln(1/z)
ATLAS_2020_I1790256 13000 n/a - 1.8
Jet Multiplicities
Jet multiplicity
ATLAS_2011_I917599 7000 n/a - n/a
Jets + Veto
Njet vs Δy (FB)
ATLAS_2011_I917526 7000 1.2* -0.100 1.1*
Jets + Veto
Njet vs Δy (LJ)
ATLAS_2011_I917526 7000 0.92* +0.18 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 2.2* +0.70 2.9*
Jet Substructure
Radial profile ρ
ATLAS_2019_I1740909 13000 2.1* +0.90 3.0*
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 3838 histograms.