Generator / tune

Details for Pythia 6.428 361

pp/ppbar → Top (tt)


Observable Reference Energy χ2+5%
Asymmetry
AC vs Mttbar
CMS_2016_I1430892 8000 n/a
Asymmetry
AC vs pTttbar
CMS_2016_I1430892 8000 n/a
Asymmetry
AC vs yttbar
CMS_2016_I1430892 8000 n/a
Asymmetry
ACl vs Mttbar
CMS_2016_I1430892 8000 n/a
Asymmetry
ACl vs pTttbar
CMS_2016_I1430892 8000 n/a
Asymmetry
ACl vs yttbar
CMS_2016_I1430892 8000 n/a
Asymmetry
Energy asymmetry
ATLAS_2021_I1941095 13000 n/a
B jet
η
CMS_2018_I1703993 13000 57
B jet
pT
CMS_2018_I1703993 13000 64
bjbj.m
CMS_2018_I1703993 13000 83
bjbj.pt
CMS_2018_I1703993 13000 71
bjt.dphi
ATLAS_2022_I2037744 13000 2.5
ej.pt
ATLAS_2022_I2037744 13000 3.1*
pT ratio
Extra jets
ATLAS_2020_I1801434 13000 2.8
pT ratio
Extra to leading jet
ATLAS_2020_I1801434 13000 3.4
pT ratio
Extra jet to Top
ATLAS_2020_I1801434 13000 3.0
ΔR(extra jets)
ATLAS_2020_I1801434 13000 1.9
ejej.dphi
ATLAS_2022_I2037744 13000 1.3
ejets.ht
CMS_2021_I1901295 13000 17
ΔR(extra, leading jet)
ATLAS_2020_I1801434 13000 4.1
ΔR(top, extra jet)
ATLAS_2020_I1801434 13000 3.0
Jets + Veto
Gap frac. vs Veto scale
ATLAS_2012_I1094568 7000 0.30
Jets + Veto
Gap frac. vs scalar veto scale
ATLAS_2012_I1094568 7000 0.15
Jet mass
Jet mass
CMS_2017_I1518399 8000 n/a
CMS_2019_I1764472 13000 0.75
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 1.6
Jet Shapes
Integral Jet Shape
ATLAS_2013_I1243871 7000 0.23
Identified Particles
E(KS0)
ATLAS_2019_I1746286 7000 1.6
Identified Particles
η(KS0)
ATLAS_2019_I1746286 7000 0.99
Identified Particles
pT(KS0)
ATLAS_2019_I1746286 7000 1.7
Identified Particles
E(KS0) to E(jet) ratio
ATLAS_2019_I1746286 7000 3.3
Lepton η
ATLAS_2019_I1759875 13000 35
CMS_2018_I1703993 13000 34
Lepton pT
ATLAS_2019_I1759875 13000 48
CMS_2018_I1703993 13000 63
CMS_2021_I1901295 13000 13
Identified Particles
E(Λ0)
ATLAS_2019_I1746286 7000 2.2
Identified Particles
η(Λ0)
ATLAS_2019_I1746286 7000 0.45
Identified Particles
pT0)
ATLAS_2019_I1746286 7000 3.2
Δφ(lepton,jet)
ATLAS_2019_I1718132 13000 n/a
Dilepton
E
ATLAS_2019_I1759875 13000 41
Dilepton
Δη
CMS_2016_I1430892 8000 n/a
CMS_2018_I1703993 13000 48
Dilepton
Δφ
ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 25
CMS_2018_I1703993 13000 58
Dilepton
HT
ATLAS_2019_I1759875 13000 40
Dilepton
m
ATLAS_2019_I1759875 13000 39
CMS_2018_I1703993 13000 54
Dilepton
pT
ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 40
CMS_2018_I1703993 13000 54
Dilepton
y
ATLAS_2019_I1759875 13000 29
ST(leptons, jets)
ATLAS_2019_I1718132 13000 n/a
nch
ATLAS_2022_I2152933 13000 2.0
Jet Multiplicities
Extra jets multiplicity
ATLAS_2019_I1750330 13000 n/a
ATLAS_2022_I2037744 13000 n/a
CMS_2021_I1901295 13000 23
Jet Multiplicities
Jet multiplicity
ATLAS_2014_I1304688 7000 n/a
ATLAS_2020_I1801434 13000 9.1
CMS_2018_I1703993 13000 48
sumpt
ATLAS_2022_I2152933 13000 5.4
Jet Multiplicities
Subjet multiplicity
ATLAS_2019_I1750330 13000 n/a
Pouttop
ATLAS_2019_I1750330 13000 8.6*
ATLAS_2020_I1801434 13000 6.4
ATLAS_2022_I2077575 13000 1.6
Top pT
ATLAS_2019_I1750330 13000 7.1*
ATLAS_2020_I1801434 13000 5.6
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 1.5*
CMS_2018_I1703993 13000 81
CMS_2021_I1901295 13000 24*
top.pt.ttbarRF
CMS_2018_I1703993 13000 79
pT ratio
Top quarks
ATLAS_2020_I1801434 13000 5.7
Top rapidity
ATLAS_2019_I1750330 13000 8.2
ATLAS_2020_I1801434 13000 5.6
ATLAS_2022_I2037744 13000 2.4
ATLAS_2022_I2077575 13000 1.6*
CMS_2018_I1703993 13000 76
CMS_2021_I1901295 13000 24
topej.dphi
ATLAS_2022_I2037744 13000 3.2
topej.m
ATLAS_2022_I2037744 13000 2.0
χ(ttbar)
ATLAS_2019_I1750330 13000 8.9
ATLAS_2020_I1801434 13000 6.8
ATLAS_2022_I2077575 13000 1.7*
Δφ(ttbar)
ATLAS_2019_I1750330 13000 7.5
ATLAS_2020_I1801434 13000 8.4
ATLAS_2022_I2037744 13000 2.6
ATLAS_2022_I2077575 13000 1.7
CMS_2018_I1703993 13000 120
CMS_2021_I1901295 13000 33
Δy (ttbar)
CMS_2016_I1430892 8000 n/a
CMS_2018_I1703993 13000 83
CMS_2021_I1901295 13000 26
ttbar HT
ATLAS_2019_I1750330 13000 6.6
ATLAS_2020_I1801434 13000 5.1
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 2.1*
CMS_2021_I1901295 13000 24
m(ttbar)
ATLAS_2019_I1750330 13000 5.9*
ATLAS_2020_I1801434 13000 6.0
ATLAS_2022_I2037744 13000 3.9
ATLAS_2022_I2077575 13000 1.5*
CMS_2018_I1703993 13000 120*
CMS_2021_I1901295 13000 33
Pcrossttbar
ATLAS_2020_I1801434 13000 5.9
ttbar pT
ATLAS_2019_I1750330 13000 7.8
ATLAS_2020_I1801434 13000 6.0*
ATLAS_2022_I2037744 13000 4.5
ATLAS_2022_I2077575 13000 1.5*
CMS_2018_I1703993 13000 74
CMS_2021_I1901295 13000 21
pT ratio
ttbar to extra jet
ATLAS_2020_I1801434 13000 4.2
ttbar.thetaStar
ATLAS_2022_I2077575 13000 1.9
CMS_2021_I1901295 13000 35
Ttbar rapidity
ATLAS_2019_I1750330 13000 7.5
ATLAS_2020_I1801434 13000 4.6
ATLAS_2022_I2037744 13000 2.3
ATLAS_2022_I2077575 13000 2.3
CMS_2018_I1703993 13000 70
CMS_2021_I1901295 13000 30
Mean rapidity
ATLAS_2019_I1750330 13000 11
ATLAS_2020_I1801434 13000 4.5
ATLAS_2022_I2077575 13000 2.2
ttbarej.ht
ATLAS_2022_I2037744 13000 3.1
ttbarej.m
CMS_2021_I1901295 13000 23
pT ratio
W to b
ATLAS_2020_I1801434 13000 5.4
pT ratio
W to top
ATLAS_2020_I1801434 13000 5.5
Cross sections
ATLAS_2022_I2037744 13000 14
ATLAS_2022_I2077575 13000 4.6
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.