Generator / tune

Details for Pythia 8.308 default-noCR vs. 8.313

pp/ppbar → Top (tt)


Observable Reference Energy χ2+5% (8.308) Δ χ2+5% (8.313)
n/a -
Asymmetry
 AC vs Mttbar
 CMS_2016_I1430892 8000 0.48 -
Asymmetry
 AC vs pTttbar
 CMS_2016_I1430892 8000 8.9 -
Asymmetry
 AC vs yttbar
 CMS_2016_I1430892 8000 1.7 -
Asymmetry
 ACl vs Mttbar
 CMS_2016_I1430892 8000 0.96 -
Asymmetry
 ACl vs pTttbar
 CMS_2016_I1430892 8000 0.74 -
Asymmetry
 ACl vs yttbar
 CMS_2016_I1430892 8000 0.43 -
Asymmetry
 Energy asymmetry
 ATLAS_2021_I1941095 13000 n/a -
B jet
 η
 CMS_2018_I1703993 13000 23 -
B jet
 pT
 CMS_2018_I1703993 13000 27 -
bjbj.m
 CMS_2018_I1703993 13000 32 -
bjbj.pt
 CMS_2018_I1703993 13000 29 -
bjt.dphi
 ATLAS_2022_I2037744 13000 0.96 -
ej.pt
 ATLAS_2022_I2037744 13000 2.0 -
pT ratio
 Extra jets
 ATLAS_2020_I1801434 13000 2.4 -
pT ratio
 Extra to leading jet
 ATLAS_2020_I1801434 13000 2.3 -
pT ratio
 Extra jet to Top
 ATLAS_2020_I1801434 13000 3.1 -
ΔR(extra jets)
 ATLAS_2020_I1801434 13000 1.3 -
ejej.dphi
 ATLAS_2022_I2037744 13000 0.85 -
ejets.ht
 CMS_2021_I1901295 13000 13 -
ΔR(extra, leading jet)
 ATLAS_2020_I1801434 13000 2.3 -
ΔR(top, extra jet)
 ATLAS_2020_I1801434 13000 1.8* -
Jets + Veto
 Gap frac. vs Veto scale
 ATLAS_2012_I1094568 7000 0.22 -
Jets + Veto
 Gap frac. vs scalar veto scale
 ATLAS_2012_I1094568 7000 0.046 -
Jet mass
 Jet mass
 CMS_2017_I1518399 8000 1.7 -
CMS_2019_I1764472 13000 0.48 -
Jet pT
 ATLAS_2014_I1304688 7000 8.1 -
ATLAS_2019_I1718132 13000 5.5* -
Dijet
 Δη
 ATLAS_2019_I1718132 13000 6.5 -
Dijet
 Δφ
 ATLAS_2019_I1718132 13000 7.5 -
Dijet
 HT
 ATLAS_2019_I1718132 13000 n/a -
Jet mass
 Dijet mass
 ATLAS_2019_I1718132 13000 8.9 -
Jet Shapes
 Differential Jet Shape
 ATLAS_2013_I1243871 7000 2.7 -
Jet Shapes
 Integral Jet Shape
 ATLAS_2013_I1243871 7000 0.33 -
Identified Particles
 E(KS0)
 ATLAS_2019_I1746286 7000 2.3 -
Identified Particles
 η(KS0)
 ATLAS_2019_I1746286 7000 1.5 -
Identified Particles
 pT(KS0)
 ATLAS_2019_I1746286 7000 2.0 -
Identified Particles
 E(KS0) to E(jet) ratio
 ATLAS_2019_I1746286 7000 2.9 -
Lepton η
 ATLAS_2019_I1759875 13000 17 -
CMS_2018_I1703993 13000 14 -
Lepton pT
 ATLAS_2019_I1759875 13000 23 -
CMS_2018_I1703993 13000 27 -
CMS_2021_I1901295 13000 7.5 -
Identified Particles
 E(Λ0)
 ATLAS_2019_I1746286 7000 4.2 -
Identified Particles
 η(Λ0)
 ATLAS_2019_I1746286 7000 1.5 -
Identified Particles
 pT(Λ0)
 ATLAS_2019_I1746286 7000 5.7 -
Δφ(lepton,jet)
 ATLAS_2019_I1718132 13000 11* -
Dilepton
 E
 ATLAS_2019_I1759875 13000 20 -
Dilepton
 Δη
 CMS_2016_I1430892 8000 0.78 -
CMS_2018_I1703993 13000 20 -
Dilepton
 Δφ
 ATLAS_2019_I1718132 13000 8.1 -
ATLAS_2019_I1759875 13000 13 -
CMS_2018_I1703993 13000 24 -
Dilepton
 HT
 ATLAS_2019_I1759875 13000 20 -
Dilepton
 m
 ATLAS_2019_I1759875 13000 17 -
CMS_2018_I1703993 13000 26 -
Dilepton
 pT
 ATLAS_2019_I1718132 13000 6.4 -
ATLAS_2019_I1759875 13000 19 -
CMS_2018_I1703993 13000 22 -
Dilepton
 y
 ATLAS_2019_I1759875 13000 14 -
ST(leptons, jets)
 ATLAS_2019_I1718132 13000 n/a -
nch
 ATLAS_2022_I2152933 13000 10 -
Jet Multiplicities
 Extra jets multiplicity
 ATLAS_2019_I1750330 13000 n/a -
ATLAS_2022_I2037744 13000 n/a -
CMS_2021_I1901295 13000 16 -
Jet Multiplicities
 Jet multiplicity
 ATLAS_2020_I1801434 13000 0.38 -

* 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 223 histograms.