Generator / tune

Details for Pythia 6.426 dw

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 0.79
B jet
 η
 CMS_2018_I1703993 13000 160
B jet
 pT
 CMS_2018_I1703993 13000 200
bjbj.m
 CMS_2018_I1703993 13000 250
bjbj.pt
 CMS_2018_I1703993 13000 220
bjt.dphi
 ATLAS_2022_I2037744 13000 1.6
ej.pt
 ATLAS_2022_I2037744 13000 3.6
pT ratio
 Extra jets
 ATLAS_2020_I1801434 13000 5.6
pT ratio
 Extra to leading jet
 ATLAS_2020_I1801434 13000 5.3
pT ratio
 Extra jet to Top
 ATLAS_2020_I1801434 13000 5.2
ΔR(extra jets)
 ATLAS_2020_I1801434 13000 4.8
ejej.dphi
 ATLAS_2022_I2037744 13000 0.90
ejets.ht
 CMS_2021_I1901295 13000 23
ΔR(extra, leading jet)
 ATLAS_2020_I1801434 13000 4.4
ΔR(top, extra jet)
 ATLAS_2020_I1801434 13000 4.6
Jets + Veto
 Gap frac. vs Veto scale
 ATLAS_2012_I1094568 7000 0.092
Jets + Veto
 Gap frac. vs scalar veto scale
 ATLAS_2012_I1094568 7000 0.050
Jet mass
 Jet mass
 CMS_2017_I1518399 8000 n/a
CMS_2019_I1764472 13000 2.3
Jet pT
 ATLAS_2014_I1304688 7000 27
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 1.1
Jet Shapes
 Integral Jet Shape
 ATLAS_2013_I1243871 7000 0.22
Identified Particles
 E(KS0)
 ATLAS_2019_I1746286 7000 1.4
Identified Particles
 η(KS0)
 ATLAS_2019_I1746286 7000 0.90
Identified Particles
 pT(KS0)
 ATLAS_2019_I1746286 7000 1.3
Identified Particles
 E(KS0) to E(jet) ratio
 ATLAS_2019_I1746286 7000 1.6
Lepton η
 ATLAS_2019_I1759875 13000 38
CMS_2018_I1703993 13000 94
Lepton pT
 ATLAS_2019_I1759875 13000 52
CMS_2018_I1703993 13000 200
CMS_2021_I1901295 13000 17
Identified Particles
 E(Λ0)
 ATLAS_2019_I1746286 7000 6.6
Identified Particles
 η(Λ0)
 ATLAS_2019_I1746286 7000 0.64
Identified Particles
 pT(Λ0)
 ATLAS_2019_I1746286 7000 6.8
Δφ(lepton,jet)
 ATLAS_2019_I1718132 13000 n/a
Dilepton
 E
 ATLAS_2019_I1759875 13000 43
Dilepton
 Δη
 CMS_2016_I1430892 8000 n/a
CMS_2018_I1703993 13000 140
Dilepton
 Δφ
 ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 25
CMS_2018_I1703993 13000 150
Dilepton
 HT
 ATLAS_2019_I1759875 13000 43
Dilepton
 m
 ATLAS_2019_I1759875 13000 38
CMS_2018_I1703993 13000 160
Dilepton
 pT
 ATLAS_2019_I1718132 13000 n/a
ATLAS_2019_I1759875 13000 42
CMS_2018_I1703993 13000 160
Dilepton
 y
 ATLAS_2019_I1759875 13000 35*
ST(leptons, jets)
 ATLAS_2019_I1718132 13000 n/a
nch
 ATLAS_2022_I2152933 13000 7.6
Jet Multiplicities
 Extra jets multiplicity
 ATLAS_2019_I1750330 13000 n/a
ATLAS_2022_I2037744 13000 n/a
CMS_2021_I1901295 13000 41
Jet Multiplicities
 Jet multiplicity
 ATLAS_2014_I1304688 7000 n/a
ATLAS_2020_I1801434 13000 7.1
CMS_2018_I1703993 13000 160
sumpt
 ATLAS_2022_I2152933 13000 11
Jet Multiplicities
 Subjet multiplicity
 ATLAS_2019_I1750330 13000 n/a
Pouttop
 ATLAS_2019_I1750330 13000 8.3
ATLAS_2020_I1801434 13000 5.5*
ATLAS_2022_I2077575 13000 2.2*
Top pT
 ATLAS_2019_I1750330 13000 6.4
ATLAS_2020_I1801434 13000 4.4
ATLAS_2022_I2037744 13000 1.5
ATLAS_2022_I2077575 13000 1.6*
CMS_2018_I1703993 13000 180
CMS_2021_I1901295 13000 31
top.pt.ttbarRF
 CMS_2018_I1703993 13000 180
pT ratio
 Top quarks
 ATLAS_2020_I1801434 13000 6.4
Top rapidity
 ATLAS_2019_I1750330 13000 7.6
ATLAS_2020_I1801434 13000 6.2
ATLAS_2022_I2037744 13000 0.90*
ATLAS_2022_I2077575 13000 1.7*
CMS_2018_I1703993 13000 160
CMS_2021_I1901295 13000 31
topej.dphi
 ATLAS_2022_I2037744 13000 2.9
topej.m
 ATLAS_2022_I2037744 13000 1.5
χ(ttbar)
 ATLAS_2019_I1750330 13000 9.0
ATLAS_2020_I1801434 13000 6.1
ATLAS_2022_I2077575 13000 2.7
Δφ(ttbar)
 ATLAS_2019_I1750330 13000 7.4
ATLAS_2020_I1801434 13000 5.5
ATLAS_2022_I2037744 13000 3.0
ATLAS_2022_I2077575 13000 2.6
CMS_2018_I1703993 13000 260
CMS_2021_I1901295 13000 41
Δy (ttbar)
 CMS_2016_I1430892 8000 n/a
CMS_2018_I1703993 13000 170
CMS_2021_I1901295 13000 34
ttbar HT
 ATLAS_2019_I1750330 13000 6.8
ATLAS_2020_I1801434 13000 5.1
ATLAS_2022_I2037744 13000 0.50
ATLAS_2022_I2077575 13000 2.0
CMS_2021_I1901295 13000 29
m(ttbar)
 ATLAS_2019_I1750330 13000 4.7
ATLAS_2020_I1801434 13000 5.1
ATLAS_2022_I2037744 13000 0.57
ATLAS_2022_I2077575 13000 1.7*
CMS_2018_I1703993 13000 170
CMS_2021_I1901295 13000 43
Pcrossttbar
 ATLAS_2020_I1801434 13000 5.9
ttbar pT
 ATLAS_2019_I1750330 13000 8.0
ATLAS_2020_I1801434 13000 4.8
ATLAS_2022_I2037744 13000 2.7
ATLAS_2022_I2077575 13000 1.7*
CMS_2018_I1703993 13000 170
CMS_2021_I1901295 13000 25
pT ratio
 ttbar to extra jet
 ATLAS_2020_I1801434 13000 5.1
ttbar.thetaStar
 ATLAS_2022_I2077575 13000 3.4
CMS_2021_I1901295 13000 45
Ttbar rapidity
 ATLAS_2019_I1750330 13000 7.0
ATLAS_2020_I1801434 13000 4.8*
ATLAS_2022_I2037744 13000 1.0
ATLAS_2022_I2077575 13000 2.6*
CMS_2018_I1703993 13000 140
CMS_2021_I1901295 13000 41
Mean rapidity
 ATLAS_2019_I1750330 13000 11
ATLAS_2020_I1801434 13000 5.2
ATLAS_2022_I2077575 13000 2.6*
ttbarej.ht
 ATLAS_2022_I2037744 13000 3.3
ttbarej.m
 CMS_2021_I1901295 13000 30
pT ratio
 W to b
 ATLAS_2020_I1801434 13000 5.8
pT ratio
 W to top
 ATLAS_2020_I1801434 13000 5.8
Cross sections
 ATLAS_2022_I2037744 13000 0.015
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.