Generator / tune

Details for Pythia 6.427 361

pp/ppbar → Top (tt)


Observable Reference Energy χ2+5%
Asymmetry
AC vs Mttbar
CMS_2016_I1430892 8000 0.46
Asymmetry
AC vs pTttbar
CMS_2016_I1430892 8000 3.7
Asymmetry
AC vs yttbar
CMS_2016_I1430892 8000 1.0
Asymmetry
ACl vs Mttbar
CMS_2016_I1430892 8000 1.9
Asymmetry
ACl vs pTttbar
CMS_2016_I1430892 8000 0.64
Asymmetry
ACl vs yttbar
CMS_2016_I1430892 8000 1.2
Asymmetry
Energy asymmetry
ATLAS_2021_I1941095 13000 0.61
B jet
η
CMS_2018_I1703993 13000 58
B jet
pT
CMS_2018_I1703993 13000 66
bjbj.m
CMS_2018_I1703993 13000 85
bjbj.pt
CMS_2018_I1703993 13000 70
bjt.dphi
ATLAS_2022_I2037744 13000 2.5
ej.pt
ATLAS_2022_I2037744 13000 3.0
pT ratio
Extra jets
ATLAS_2020_I1801434 13000 2.1
pT ratio
Extra to leading jet
ATLAS_2020_I1801434 13000 2.8
pT ratio
Extra jet to Top
ATLAS_2020_I1801434 13000 2.9
ΔR(extra jets)
ATLAS_2020_I1801434 13000 1.9
ejej.dphi
ATLAS_2022_I2037744 13000 0.88
ejets.ht
CMS_2021_I1901295 13000 24
ΔR(extra, leading jet)
ATLAS_2020_I1801434 13000 3.5
ΔR(top, extra jet)
ATLAS_2020_I1801434 13000 2.5
Jets + Veto
Gap frac. vs Veto scale
ATLAS_2012_I1094568 7000 0.46
Jets + Veto
Gap frac. vs scalar veto scale
ATLAS_2012_I1094568 7000 0.21
Jet mass
Jet mass
CMS_2017_I1518399 8000 4.8
CMS_2019_I1764472 13000 1.1
Jet pT
ATLAS_2014_I1304688 7000 18
ATLAS_2019_I1718132 13000 n/a
Dijet
Δη
ATLAS_2019_I1718132 13000 n/a
Dijet
Δφ
ATLAS_2019_I1718132 13000 n/a
Dijet
HT
ATLAS_2019_I1718132 13000 n/a
Jet mass
Dijet mass
ATLAS_2019_I1718132 13000 n/a
Jet Shapes
Differential Jet Shape
ATLAS_2013_I1243871 7000 1.5
Jet Shapes
Integral Jet Shape
ATLAS_2013_I1243871 7000 0.22
Identified Particles
E(KS0)
ATLAS_2019_I1746286 7000 1.7
Identified Particles
η(KS0)
ATLAS_2019_I1746286 7000 0.91
Identified Particles
pT(KS0)
ATLAS_2019_I1746286 7000 1.6
Identified Particles
E(KS0) to E(jet) ratio
ATLAS_2019_I1746286 7000 2.7
Lepton η
ATLAS_2019_I1759875 13000 43
CMS_2018_I1703993 13000 35
Lepton pT
ATLAS_2019_I1759875 13000 58
CMS_2018_I1703993 13000 66
CMS_2021_I1901295 13000 15
Identified Particles
E(Λ0)
ATLAS_2019_I1746286 7000 2.6
Identified Particles
η(Λ0)
ATLAS_2019_I1746286 7000 0.57
Identified Particles
pT0)
ATLAS_2019_I1746286 7000 3.7
Δφ(lepton,jet)
ATLAS_2019_I1718132 13000 n/a
Dilepton
E
ATLAS_2019_I1759875 13000 49
Dilepton
Δη
CMS_2016_I1430892 8000 0.56
CMS_2018_I1703993 13000 50
Dilepton
Δφ
ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 35*
CMS_2018_I1703993 13000 59
Dilepton
HT
ATLAS_2019_I1759875 13000 46
Dilepton
m
ATLAS_2019_I1759875 13000 46
CMS_2018_I1703993 13000 58
Dilepton
pT
ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 47
CMS_2018_I1703993 13000 55
Dilepton
y
ATLAS_2019_I1759875 13000 34
ST(leptons, jets)
ATLAS_2019_I1718132 13000 n/a
nch
ATLAS_2022_I2152933 13000 1.7
Jet Multiplicities
Extra jets multiplicity
ATLAS_2019_I1750330 13000 n/a
ATLAS_2022_I2037744 13000 n/a
CMS_2021_I1901295 13000 25
Jet Multiplicities
Jet multiplicity
ATLAS_2014_I1304688 7000 n/a
ATLAS_2020_I1801434 13000 6.2
CMS_2018_I1703993 13000 52
sumpt
ATLAS_2022_I2152933 13000 3.1
Jet Multiplicities
Subjet multiplicity
ATLAS_2019_I1750330 13000 n/a
Pouttop
ATLAS_2019_I1750330 13000 8.4
ATLAS_2020_I1801434 13000 4.4
ATLAS_2022_I2077575 13000 2.4
Top pT
ATLAS_2019_I1750330 13000 7.0*
ATLAS_2020_I1801434 13000 4.0
ATLAS_2022_I2037744 13000 3.0
ATLAS_2022_I2077575 13000 2.2*
CMS_2018_I1703993 13000 83
CMS_2021_I1901295 13000 25
top.pt.ttbarRF
CMS_2018_I1703993 13000 81
pT ratio
Top quarks
ATLAS_2020_I1801434 13000 4.7
Top rapidity
ATLAS_2019_I1750330 13000 8.4
ATLAS_2020_I1801434 13000 5.1
ATLAS_2022_I2037744 13000 2.1
ATLAS_2022_I2077575 13000 2.4*
CMS_2018_I1703993 13000 77
CMS_2021_I1901295 13000 25
topej.dphi
ATLAS_2022_I2037744 13000 2.5
topej.m
ATLAS_2022_I2037744 13000 1.9
χ(ttbar)
ATLAS_2019_I1750330 13000 8.8
ATLAS_2020_I1801434 13000 4.3
ATLAS_2022_I2077575 13000 3.3*
Δφ(ttbar)
ATLAS_2019_I1750330 13000 8.6
ATLAS_2020_I1801434 13000 5.1
ATLAS_2022_I2037744 13000 4.6
ATLAS_2022_I2077575 13000 2.1
CMS_2018_I1703993 13000 120
CMS_2021_I1901295 13000 36
Δy (ttbar)
CMS_2016_I1430892 8000 0.68
CMS_2018_I1703993 13000 85
CMS_2021_I1901295 13000 27
ttbar HT
ATLAS_2019_I1750330 13000 7.0
ATLAS_2020_I1801434 13000 3.8
ATLAS_2022_I2037744 13000 2.3
ATLAS_2022_I2077575 13000 2.1
CMS_2021_I1901295 13000 24
m(ttbar)
ATLAS_2019_I1750330 13000 5.9*
ATLAS_2020_I1801434 13000 4.0
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 1.9*
CMS_2018_I1703993 13000 90
CMS_2021_I1901295 13000 31
Pcrossttbar
ATLAS_2020_I1801434 13000 5.1
ttbar pT
ATLAS_2019_I1750330 13000 7.8
ATLAS_2020_I1801434 13000 3.8
ATLAS_2022_I2037744 13000 2.6
ATLAS_2022_I2077575 13000 2.0*
CMS_2018_I1703993 13000 74
CMS_2021_I1901295 13000 23*
pT ratio
ttbar to extra jet
ATLAS_2020_I1801434 13000 4.5
ttbar.thetaStar
ATLAS_2022_I2077575 13000 2.5
CMS_2021_I1901295 13000 34
Ttbar rapidity
ATLAS_2019_I1750330 13000 7.9
ATLAS_2020_I1801434 13000 3.1
ATLAS_2022_I2037744 13000 1.5
ATLAS_2022_I2077575 13000 2.1
CMS_2018_I1703993 13000 74
CMS_2021_I1901295 13000 30
Mean rapidity
ATLAS_2019_I1750330 13000 11
ATLAS_2020_I1801434 13000 3.1
ATLAS_2022_I2077575 13000 2.1
ttbarej.ht
ATLAS_2022_I2037744 13000 2.4
ttbarej.m
CMS_2021_I1901295 13000 26
pT ratio
W to b
ATLAS_2020_I1801434 13000 4.0
pT ratio
W to top
ATLAS_2020_I1801434 13000 4.2
Cross sections
ATLAS_2022_I2037744 13000 10.0
ATLAS_2022_I2077575 13000 8.7
CMS_2019_I1753720 13000 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 1112 histograms.