Generator / tune

Details for Herwig 7.2.0 default vs. 7.2.1

pp/ppbar → Top (tt)


Observable Reference Energy χ2+5% (7.2.0) Δ χ2+5% (7.2.1)
Asymmetry
 AC vs Mttbar
 CMS_2016_I1430892 8000 n/a - n/a
Asymmetry
 AC vs pTttbar
 CMS_2016_I1430892 8000 n/a - n/a
Asymmetry
 AC vs yttbar
 CMS_2016_I1430892 8000 n/a - n/a
Asymmetry
 ACl vs Mttbar
 CMS_2016_I1430892 8000 n/a - n/a
Asymmetry
 ACl vs pTttbar
 CMS_2016_I1430892 8000 n/a - n/a
Asymmetry
 ACl vs yttbar
 CMS_2016_I1430892 8000 n/a - n/a
Asymmetry
 Energy asymmetry
 ATLAS_2021_I1941095 13000 0.30 - n/a
B jet
 η
 CMS_2018_I1703993 13000 61 +1.0 62
B jet
 pT
 CMS_2018_I1703993 13000 75 -3.0 72
bjbj.m
 CMS_2018_I1703993 13000 89 0 89
bjbj.pt
 CMS_2018_I1703993 13000 81 -5.0 76
bjt.dphi
 ATLAS_2022_I2037744 13000 3.4 +1.9 5.3
ej.pt
 ATLAS_2022_I2037744 13000 5.2* -2.3 2.9*
pT ratio
 Extra jets
 ATLAS_2020_I1801434 13000 8.8* -0.20 8.6
pT ratio
 Extra to leading jet
 ATLAS_2020_I1801434 13000 9.7 -1.0 8.7
pT ratio
 Extra jet to Top
 ATLAS_2020_I1801434 13000 10 0 10*
ΔR(extra jets)
 ATLAS_2020_I1801434 13000 7.2* -0.60 6.6
ejej.dphi
 ATLAS_2022_I2037744 13000 2.1 +4.9 7.0
ejets.ht
 CMS_2021_I1901295 13000 n/a - n/a
ΔR(extra, leading jet)
 ATLAS_2020_I1801434 13000 6.8 -1.0 5.8
ΔR(top, extra jet)
 ATLAS_2020_I1801434 13000 8.0 -1.7 6.3
Jets + Veto
 Gap frac. vs Veto scale
 ATLAS_2012_I1094568 7000 0.11 +0.020 0.13
Jets + Veto
 Gap frac. vs scalar veto scale
 ATLAS_2012_I1094568 7000 0.13 +0.020 0.15
Jet mass
 Jet mass
 CMS_2017_I1518399 8000 n/a - n/a
CMS_2019_I1764472 13000 0.33 +0.53 0.86
Jet pT
 ATLAS_2014_I1304688 7000 18 +2.0 20
ATLAS_2019_I1718132 13000 n/a - n/a
Dijet
 Δη
 ATLAS_2019_I1718132 13000 30* - n/a
Dijet
 Δφ
 ATLAS_2019_I1718132 13000 28 - n/a
Dijet
 HT
 ATLAS_2019_I1718132 13000 n/a - n/a
Jet mass
 Dijet mass
 ATLAS_2019_I1718132 13000 50* - n/a
Jet Shapes
 Differential Jet Shape
 ATLAS_2013_I1243871 7000 1.5 0 1.5
Jet Shapes
 Integral Jet Shape
 ATLAS_2013_I1243871 7000 0.25 -0.040 0.21
Identified Particles
 E(KS0)
 ATLAS_2019_I1746286 7000 2.1 -0.20 1.9
Identified Particles
 η(KS0)
 ATLAS_2019_I1746286 7000 1.1 -0.15 0.95
Identified Particles
 pT(KS0)
 ATLAS_2019_I1746286 7000 2.0 -0.10 1.9
Identified Particles
 E(KS0) to E(jet) ratio
 ATLAS_2019_I1746286 7000 3.1 -0.90 2.2
Lepton η
 ATLAS_2019_I1759875 13000 38 -4.0 34
CMS_2018_I1703993 13000 39 -1.0 38
Lepton pT
 ATLAS_2019_I1759875 13000 51 -5.0 46
CMS_2018_I1703993 13000 71 +1.0 72
CMS_2021_I1901295 13000 16 +1.0 17
Identified Particles
 E(Λ0)
 ATLAS_2019_I1746286 7000 15 -1.0 14
Identified Particles
 η(Λ0)
 ATLAS_2019_I1746286 7000 3.4 0 3.4
Identified Particles
 pT(Λ0)
 ATLAS_2019_I1746286 7000 14 -1.0 13
Δφ(lepton,jet)
 ATLAS_2019_I1718132 13000 54* - n/a
Dilepton
 E
 ATLAS_2019_I1759875 13000 43 -3.0 40
Dilepton
 Δη
 CMS_2016_I1430892 8000 n/a - n/a
CMS_2018_I1703993 13000 53 0 53
Dilepton
 Δφ
 ATLAS_2019_I1718132 13000 24* - n/a
ATLAS_2019_I1759875 13000 26 -1.0 25*
CMS_2018_I1703993 13000 62 -6.0 56
Dilepton
 HT
 ATLAS_2019_I1759875 13000 43 -5.0 38
Dilepton
 m
 ATLAS_2019_I1759875 13000 39 -5.0 34
CMS_2018_I1703993 13000 64 +2.0 66
Dilepton
 pT
 ATLAS_2019_I1718132 13000 30 - n/a
ATLAS_2019_I1759875 13000 43 -6.0 37
CMS_2018_I1703993 13000 61 0 61
Dilepton
 y
 ATLAS_2019_I1759875 13000 30 -3.0 27
ST(leptons, jets)
 ATLAS_2019_I1718132 13000 n/a - n/a
nch
 ATLAS_2022_I2152933 13000 3.0 +0.50 3.5
Jet Multiplicities
 Extra jets multiplicity
 ATLAS_2019_I1750330 13000 n/a - n/a
ATLAS_2022_I2037744 13000 n/a - n/a
CMS_2021_I1901295 13000 n/a - 58
Jet Multiplicities
 Jet multiplicity
 ATLAS_2014_I1304688 7000 n/a - n/a
ATLAS_2020_I1801434 13000 13 -2.0 11
CMS_2018_I1703993 13000 n/a - 76
sumpt
 ATLAS_2022_I2152933 13000 4.2 +0.70 4.9
Jet Multiplicities
 Subjet multiplicity
 ATLAS_2019_I1750330 13000 n/a - n/a
Pouttop
 ATLAS_2019_I1750330 13000 13 0 13
ATLAS_2020_I1801434 13000 6.6* +0.30 6.9
ATLAS_2022_I2077575 13000 3.3* -1.1 2.2
Top pT
 ATLAS_2019_I1750330 13000 9.3* +0.60 9.9*
ATLAS_2020_I1801434 13000 7.3* -0.90 6.4
ATLAS_2022_I2037744 13000 n/a - 3.9*
ATLAS_2022_I2077575 13000 1.9* 0 1.9*
CMS_2018_I1703993 13000 90 -4.0 86
CMS_2021_I1901295 13000 38* +2.0 40*
top.pt.ttbarRF
 CMS_2018_I1703993 13000 93 -7.0 86
pT ratio
 Top quarks
 ATLAS_2020_I1801434 13000 11 -2.8 8.2
Top rapidity
 ATLAS_2019_I1750330 13000 10 +1.0 11
ATLAS_2020_I1801434 13000 8.2 -0.90 7.3
ATLAS_2022_I2037744 13000 1.2 +3.2 4.4*
ATLAS_2022_I2077575 13000 2.1* +0.20 2.3*
CMS_2018_I1703993 13000 83 -4.0 79
CMS_2021_I1901295 13000 28 +1.0 29
topej.dphi
 ATLAS_2022_I2037744 13000 3.5 +0.20 3.7
topej.m
 ATLAS_2022_I2037744 13000 2.1 +0.30 2.4
χ(ttbar)
 ATLAS_2019_I1750330 13000 9.6 +1.4 11
ATLAS_2020_I1801434 13000 7.9 -1.9 6.0
ATLAS_2022_I2077575 13000 2.6 +0.40 3.0*
Δφ(ttbar)
 ATLAS_2019_I1750330 13000 14 0 14
ATLAS_2020_I1801434 13000 11* -1.8 9.2
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 2.8 -0.20 2.6
CMS_2018_I1703993 13000 150 -10 140
CMS_2021_I1901295 13000 55 -1.0 54
Δy (ttbar)
 CMS_2016_I1430892 8000 n/a - n/a
CMS_2018_I1703993 13000 84 -1.0 83
CMS_2021_I1901295 13000 25 +2.0 27
ttbar HT
 ATLAS_2019_I1750330 13000 8.7* 0 8.7
ATLAS_2020_I1801434 13000 7.8 -0.30 7.5
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 2.9* +0.20 3.1*
CMS_2021_I1901295 13000 28 +1.0 29
m(ttbar)
 ATLAS_2019_I1750330 13000 6.8* +1.8 8.6*
ATLAS_2020_I1801434 13000 8.7 -1.2 7.5
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 2.1* -0.10 2.0*
CMS_2018_I1703993 13000 110 -12 98
CMS_2021_I1901295 13000 36 +3.0 39
Pcrossttbar
 ATLAS_2020_I1801434 13000 8.2 -0.40 7.8
ttbar pT
 ATLAS_2019_I1750330 13000 16* 0 16*
ATLAS_2020_I1801434 13000 11* -3.8 7.2
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 1.7* +0.50 2.2*
CMS_2018_I1703993 13000 n/a - 160
CMS_2021_I1901295 13000 38* +6.0 44*
pT ratio
 ttbar to extra jet
 ATLAS_2020_I1801434 13000 8.0 -1.4 6.6
ttbar.thetaStar
 ATLAS_2022_I2077575 13000 3.3* -1.3 2.0
CMS_2021_I1901295 13000 34 +3.0 37
Ttbar rapidity
 ATLAS_2019_I1750330 13000 9.4 +0.60 10
ATLAS_2020_I1801434 13000 6.0* -0.80 5.2
ATLAS_2022_I2037744 13000 1.7 +2.1 3.8
ATLAS_2022_I2077575 13000 2.4 +1.4 3.8*
CMS_2018_I1703993 13000 78 -3.0 75
CMS_2021_I1901295 13000 32 +1.0 33
Mean rapidity
 ATLAS_2019_I1750330 13000 12 0 12
ATLAS_2020_I1801434 13000 6.6 -0.90 5.7
ATLAS_2022_I2077575 13000 2.1 +1.9 4.0*
ttbarej.ht
 ATLAS_2022_I2037744 13000 7.3 -2.8 4.5
ttbarej.m
 CMS_2021_I1901295 13000 38 - n/a
pT ratio
 W to b
 ATLAS_2020_I1801434 13000 8.2 -1.7 6.5
pT ratio
 W to top
 ATLAS_2020_I1801434 13000 7.6 -0.60 7.0
Cross sections
 ATLAS_2022_I2037744 13000 7.6 +19 27
ATLAS_2022_I2077575 13000 11 -1.0 10.0
CMS_2019_I1753720 13000 n/a - 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 2224 histograms.