Generator / tune

Details for Pythia 6.428 380

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 1.5
B jet
 η
 CMS_2018_I1703993 13000 48
B jet
 pT
 CMS_2018_I1703993 13000 57
bjbj.m
 CMS_2018_I1703993 13000 69
bjbj.pt
 CMS_2018_I1703993 13000 61
bjt.dphi
 ATLAS_2022_I2037744 13000 3.9
ej.pt
 ATLAS_2022_I2037744 13000 3.1*
pT ratio
 Extra jets
 ATLAS_2020_I1801434 13000 3.5
pT ratio
 Extra to leading jet
 ATLAS_2020_I1801434 13000 4.1
pT ratio
 Extra jet to Top
 ATLAS_2020_I1801434 13000 4.2
ΔR(extra jets)
 ATLAS_2020_I1801434 13000 3.1
ejej.dphi
 ATLAS_2022_I2037744 13000 0.78
ejets.ht
 CMS_2021_I1901295 13000 15
ΔR(extra, leading jet)
 ATLAS_2020_I1801434 13000 3.9
ΔR(top, extra jet)
 ATLAS_2020_I1801434 13000 3.3
Jets + Veto
 Gap frac. vs Veto scale
 ATLAS_2012_I1094568 7000 0.29
Jets + Veto
 Gap frac. vs scalar veto scale
 ATLAS_2012_I1094568 7000 0.14
Jet mass
 Jet mass
 CMS_2017_I1518399 8000 n/a
CMS_2019_I1764472 13000 1.0
Jet pT
 ATLAS_2014_I1304688 7000 17
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 2.4
Jet Shapes
 Integral Jet Shape
 ATLAS_2013_I1243871 7000 0.40
Identified Particles
 E(KS0)
 ATLAS_2019_I1746286 7000 1.5
Identified Particles
 η(KS0)
 ATLAS_2019_I1746286 7000 0.83
Identified Particles
 pT(KS0)
 ATLAS_2019_I1746286 7000 1.6
Identified Particles
 E(KS0) to E(jet) ratio
 ATLAS_2019_I1746286 7000 2.3
Lepton η
 ATLAS_2019_I1759875 13000 36
CMS_2018_I1703993 13000 29
Lepton pT
 ATLAS_2019_I1759875 13000 49
CMS_2018_I1703993 13000 54
CMS_2021_I1901295 13000 12
Identified Particles
 E(Λ0)
 ATLAS_2019_I1746286 7000 4.9
Identified Particles
 η(Λ0)
 ATLAS_2019_I1746286 7000 1.1
Identified Particles
 pT(Λ0)
 ATLAS_2019_I1746286 7000 6.7
Δφ(lepton,jet)
 ATLAS_2019_I1718132 13000 n/a
Dilepton
 E
 ATLAS_2019_I1759875 13000 40
Dilepton
 Δη
 CMS_2016_I1430892 8000 n/a
CMS_2018_I1703993 13000 42
Dilepton
 Δφ
 ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 33*
CMS_2018_I1703993 13000 47
Dilepton
 HT
 ATLAS_2019_I1759875 13000 42
Dilepton
 m
 ATLAS_2019_I1759875 13000 39
CMS_2018_I1703993 13000 47
Dilepton
 pT
 ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 40
CMS_2018_I1703993 13000 46
Dilepton
 y
 ATLAS_2019_I1759875 13000 29
ST(leptons, jets)
 ATLAS_2019_I1718132 13000 n/a
nch
 ATLAS_2022_I2152933 13000 0.74
Jet Multiplicities
 Extra jets multiplicity
 ATLAS_2019_I1750330 13000 n/a
ATLAS_2022_I2037744 13000 n/a
CMS_2021_I1901295 13000 18
Jet Multiplicities
 Jet multiplicity
 ATLAS_2014_I1304688 7000 n/a
ATLAS_2020_I1801434 13000 9.4
CMS_2018_I1703993 13000 45
sumpt
 ATLAS_2022_I2152933 13000 0.98
Jet Multiplicities
 Subjet multiplicity
 ATLAS_2019_I1750330 13000 n/a
Pouttop
 ATLAS_2019_I1750330 13000 7.2
ATLAS_2020_I1801434 13000 6.2
ATLAS_2022_I2077575 13000 1.4
Top pT
 ATLAS_2019_I1750330 13000 6.9*
ATLAS_2020_I1801434 13000 6.5*
ATLAS_2022_I2037744 13000 4.4
ATLAS_2022_I2077575 13000 1.1*
CMS_2018_I1703993 13000 70
CMS_2021_I1901295 13000 20*
top.pt.ttbarRF
 CMS_2018_I1703993 13000 68
pT ratio
 Top quarks
 ATLAS_2020_I1801434 13000 6.2
Top rapidity
 ATLAS_2019_I1750330 13000 7.7
ATLAS_2020_I1801434 13000 6.8
ATLAS_2022_I2037744 13000 3.1
ATLAS_2022_I2077575 13000 1.3*
CMS_2018_I1703993 13000 64
CMS_2021_I1901295 13000 20
topej.dphi
 ATLAS_2022_I2037744 13000 3.1
topej.m
 ATLAS_2022_I2037744 13000 2.5
χ(ttbar)
 ATLAS_2019_I1750330 13000 8.1
ATLAS_2020_I1801434 13000 6.8
ATLAS_2022_I2077575 13000 2.5*
Δφ(ttbar)
 ATLAS_2019_I1750330 13000 6.7
ATLAS_2020_I1801434 13000 8.3
ATLAS_2022_I2037744 13000 3.8
ATLAS_2022_I2077575 13000 1.2
CMS_2018_I1703993 13000 97
CMS_2021_I1901295 13000 27
Δy (ttbar)
 CMS_2016_I1430892 8000 n/a
CMS_2018_I1703993 13000 73
CMS_2021_I1901295 13000 23
ttbar HT
 ATLAS_2019_I1750330 13000 5.9
ATLAS_2020_I1801434 13000 8.1
ATLAS_2022_I2037744 13000 3.7
ATLAS_2022_I2077575 13000 1.0*
CMS_2021_I1901295 13000 20
m(ttbar)
 ATLAS_2019_I1750330 13000 6.1*
ATLAS_2020_I1801434 13000 n/a
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 1.5*
CMS_2018_I1703993 13000 79
CMS_2021_I1901295 13000 27
Pcrossttbar
 ATLAS_2020_I1801434 13000 8.7
ttbar pT
 ATLAS_2019_I1750330 13000 7.3
ATLAS_2020_I1801434 13000 6.2*
ATLAS_2022_I2037744 13000 5.7
ATLAS_2022_I2077575 13000 1.8*
CMS_2018_I1703993 13000 63
CMS_2021_I1901295 13000 20*
pT ratio
 ttbar to extra jet
 ATLAS_2020_I1801434 13000 5.5
ttbar.thetaStar
 ATLAS_2022_I2077575 13000 1.5*
CMS_2021_I1901295 13000 28
Ttbar rapidity
 ATLAS_2019_I1750330 13000 6.9
ATLAS_2020_I1801434 13000 4.8
ATLAS_2022_I2037744 13000 4.7
ATLAS_2022_I2077575 13000 1.2*
CMS_2018_I1703993 13000 58
CMS_2021_I1901295 13000 25
Mean rapidity
 ATLAS_2019_I1750330 13000 8.8
ATLAS_2020_I1801434 13000 5.7
ATLAS_2022_I2077575 13000 0.77*
ttbarej.ht
 ATLAS_2022_I2037744 13000 3.2
ttbarej.m
 CMS_2021_I1901295 13000 21
pT ratio
 W to b
 ATLAS_2020_I1801434 13000 5.6
pT ratio
 W to top
 ATLAS_2020_I1801434 13000 5.7
Cross sections
 ATLAS_2022_I2037744 13000 22
ATLAS_2022_I2077575 13000 2.8
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.