Generator / tune

Details for Pythia 8.315 vincia-default

pp/ppbar → Top (tt)


Observable Reference Energy χ2+5%
Asymmetry
AC vs Mttbar
CMS_2016_I1430892 8000 3.0
Asymmetry
AC vs pTttbar
CMS_2016_I1430892 8000 130
Asymmetry
AC vs yttbar
CMS_2016_I1430892 8000 10
Asymmetry
ACl vs Mttbar
CMS_2016_I1430892 8000 49
Asymmetry
ACl vs pTttbar
CMS_2016_I1430892 8000 22
Asymmetry
ACl vs yttbar
CMS_2016_I1430892 8000 41
Asymmetry
Energy asymmetry
ATLAS_2021_I1941095 13000 1.1
B jet
η
CMS_2018_I1703993 13000 63
B jet
pT
CMS_2018_I1703993 13000 74
bjbj.m
CMS_2018_I1703993 13000 90
bjbj.pt
CMS_2018_I1703993 13000 81
bjt.dphi
ATLAS_2022_I2037744 13000 n/a
ej.pt
ATLAS_2022_I2037744 13000 n/a
pT ratio
Extra jets
ATLAS_2020_I1801434 13000 9.4
pT ratio
Extra to leading jet
ATLAS_2020_I1801434 13000 9.0
pT ratio
Extra jet to Top
ATLAS_2020_I1801434 13000 10
ΔR(extra jets)
ATLAS_2020_I1801434 13000 6.4
ejej.dphi
ATLAS_2022_I2037744 13000 4.9
ejets.ht
CMS_2021_I1901295 13000 n/a
ΔR(extra, leading jet)
ATLAS_2020_I1801434 13000 7.0
ΔR(top, extra jet)
ATLAS_2020_I1801434 13000 8.0*
Jets + Veto
Gap frac. vs Veto scale
ATLAS_2012_I1094568 7000 0.34
Jets + Veto
Gap frac. vs scalar veto scale
ATLAS_2012_I1094568 7000 0.31
Jet mass
Jet mass
CMS_2017_I1518399 8000 90
CMS_2019_I1764472 13000 1.3
Jet pT
ATLAS_2014_I1304688 7000 23
ATLAS_2019_I1718132 13000 680
Dijet
Δη
ATLAS_2019_I1718132 13000 330
Dijet
Δφ
ATLAS_2019_I1718132 13000 340
Dijet
HT
ATLAS_2019_I1718132 13000 n/a
Jet mass
Dijet mass
ATLAS_2019_I1718132 13000 630
Jet Shapes
Differential Jet Shape
ATLAS_2013_I1243871 7000 1.4
Jet Shapes
Integral Jet Shape
ATLAS_2013_I1243871 7000 0.29
Identified Particles
E(KS0)
ATLAS_2019_I1746286 7000 1.2
Identified Particles
η(KS0)
ATLAS_2019_I1746286 7000 0.75
Identified Particles
pT(KS0)
ATLAS_2019_I1746286 7000 0.95
Identified Particles
E(KS0) to E(jet) ratio
ATLAS_2019_I1746286 7000 1.7
Lepton η
ATLAS_2019_I1759875 13000 35
CMS_2018_I1703993 13000 37
Lepton pT
ATLAS_2019_I1759875 13000 47
CMS_2018_I1703993 13000 73
CMS_2021_I1901295 13000 20
Identified Particles
E(Λ0)
ATLAS_2019_I1746286 7000 2.9
Identified Particles
η(Λ0)
ATLAS_2019_I1746286 7000 0.48
Identified Particles
pT0)
ATLAS_2019_I1746286 7000 3.3
Δφ(lepton,jet)
ATLAS_2019_I1718132 13000 570
Dilepton
E
ATLAS_2019_I1759875 13000 39
Dilepton
Δη
CMS_2016_I1430892 8000 0.18
CMS_2018_I1703993 13000 53
Dilepton
Δφ
ATLAS_2019_I1718132 13000 780
ATLAS_2019_I1759875 13000 24
CMS_2018_I1703993 13000 62
Dilepton
HT
ATLAS_2019_I1759875 13000 39
Dilepton
m
ATLAS_2019_I1759875 13000 37
CMS_2018_I1703993 13000 62
Dilepton
pT
ATLAS_2019_I1718132 13000 390
ATLAS_2019_I1759875 13000 43
CMS_2018_I1703993 13000 65
Dilepton
y
ATLAS_2019_I1759875 13000 27
ST(leptons, jets)
ATLAS_2019_I1718132 13000 480
nch
ATLAS_2022_I2152933 13000 2.3
Jet Multiplicities
Extra jets multiplicity
ATLAS_2019_I1750330 13000 14
ATLAS_2022_I2037744 13000 12
CMS_2021_I1901295 13000 63
Jet Multiplicities
Jet multiplicity
ATLAS_2014_I1304688 7000 19
ATLAS_2020_I1801434 13000 10
CMS_2018_I1703993 13000 73
sumpt
ATLAS_2022_I2152933 13000 3.9
Jet Multiplicities
Subjet multiplicity
ATLAS_2019_I1750330 13000 12
Pouttop
ATLAS_2019_I1750330 13000 19*
ATLAS_2020_I1801434 13000 7.2
ATLAS_2022_I2077575 13000 2.9*
Top pT
ATLAS_2019_I1750330 13000 14*
ATLAS_2020_I1801434 13000 6.4
ATLAS_2022_I2037744 13000 12*
ATLAS_2022_I2077575 13000 1.6*
CMS_2018_I1703993 13000 35
CMS_2021_I1901295 13000 48*
top.pt.ttbarRF
CMS_2018_I1703993 13000 36
pT ratio
Top quarks
ATLAS_2020_I1801434 13000 10
Top rapidity
ATLAS_2019_I1750330 13000 13
ATLAS_2020_I1801434 13000 7.8
ATLAS_2022_I2037744 13000 4.9*
ATLAS_2022_I2077575 13000 1.7*
CMS_2018_I1703993 13000 30
CMS_2021_I1901295 13000 30
topej.dphi
ATLAS_2022_I2037744 13000 7.0*
topej.m
ATLAS_2022_I2037744 13000 n/a
χ(ttbar)
ATLAS_2019_I1750330 13000 13
ATLAS_2020_I1801434 13000 7.1
ATLAS_2022_I2077575 13000 2.3*
Δφ(ttbar)
ATLAS_2019_I1750330 13000 18
ATLAS_2020_I1801434 13000 10*
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 2.4
CMS_2018_I1703993 13000 110
CMS_2021_I1901295 13000 67
Δy (ttbar)
CMS_2016_I1430892 8000 0.078
CMS_2018_I1703993 13000 31
CMS_2021_I1901295 13000 31
ttbar HT
ATLAS_2019_I1750330 13000 11*
ATLAS_2020_I1801434 13000 7.1
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 1.4*
CMS_2021_I1901295 13000 30
m(ttbar)
ATLAS_2019_I1750330 13000 12*
ATLAS_2020_I1801434 13000 7.3
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 1.6*
CMS_2018_I1703993 13000 35
CMS_2021_I1901295 13000 47
Pcrossttbar
ATLAS_2020_I1801434 13000 7.9
ttbar pT
ATLAS_2019_I1750330 13000 22*
ATLAS_2020_I1801434 13000 10.0*
ATLAS_2022_I2037744 13000 n/a
ATLAS_2022_I2077575 13000 1.9*
CMS_2018_I1703993 13000 240*
CMS_2021_I1901295 13000 67*
pT ratio
ttbar to extra jet
ATLAS_2020_I1801434 13000 7.0
ttbar.thetaStar
ATLAS_2022_I2077575 13000 1.3*
CMS_2021_I1901295 13000 41
Ttbar rapidity
ATLAS_2019_I1750330 13000 12
ATLAS_2020_I1801434 13000 5.4
ATLAS_2022_I2037744 13000 6.4
ATLAS_2022_I2077575 13000 2.4
CMS_2018_I1703993 13000 29
CMS_2021_I1901295 13000 37
Mean rapidity
ATLAS_2019_I1750330 13000 13
ATLAS_2020_I1801434 13000 6.3
ATLAS_2022_I2077575 13000 2.0
ttbarej.ht
ATLAS_2022_I2037744 13000 20
ttbarej.m
CMS_2021_I1901295 13000 n/a
pT ratio
W to b
ATLAS_2020_I1801434 13000 8.9
pT ratio
W to top
ATLAS_2020_I1801434 13000 7.6
Cross sections
ATLAS_2022_I2037744 13000 47
ATLAS_2022_I2077575 13000 5.6
CMS_2019_I1753720 13000 9.1

* 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.