Generator / tune

Details for Herwig 7.1.6 default vs. 7.2.0

pp/ppbar → Top (tt)


Observable Reference Energy χ2+5% (7.1.6) Δ χ2+5% (7.2.0)
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 2.1 -1.8 0.30
B jet
η
CMS_2018_I1703993 13000 69 -8.0 61
B jet
pT
CMS_2018_I1703993 13000 82 -7.0 75
bjbj.m
CMS_2018_I1703993 13000 98 -9.0 89
bjbj.pt
CMS_2018_I1703993 13000 89 -8.0 81
bjt.dphi
ATLAS_2022_I2037744 13000 9.8 -6.4 3.4
ej.pt
ATLAS_2022_I2037744 13000 6.0* -0.80 5.2*
pT ratio
Extra jets
ATLAS_2020_I1801434 13000 6.9 +1.9 8.8*
pT ratio
Extra to leading jet
ATLAS_2020_I1801434 13000 7.0 +2.7 9.7
pT ratio
Extra jet to Top
ATLAS_2020_I1801434 13000 8.1 +1.9 10
ΔR(extra jets)
ATLAS_2020_I1801434 13000 6.2 +1.0 7.2*
ejej.dphi
ATLAS_2022_I2037744 13000 3.8 -1.7 2.1
ejets.ht
CMS_2021_I1901295 13000 99 - n/a
ΔR(extra, leading jet)
ATLAS_2020_I1801434 13000 6.9 -0.10 6.8
ΔR(top, extra jet)
ATLAS_2020_I1801434 13000 6.9 +1.1 8.0
Jets + Veto
Gap frac. vs Veto scale
ATLAS_2012_I1094568 7000 0.14 -0.030 0.11
Jets + Veto
Gap frac. vs scalar veto scale
ATLAS_2012_I1094568 7000 0.079 +0.051 0.13
Jet mass
Jet mass
CMS_2017_I1518399 8000 n/a - n/a
CMS_2019_I1764472 13000 0.76 -0.43 0.33
Jet pT
ATLAS_2014_I1304688 7000 22 -4.0 18
ATLAS_2019_I1718132 13000 n/a - n/a
Dijet
Δη
ATLAS_2019_I1718132 13000 n/a - 30*
Dijet
Δφ
ATLAS_2019_I1718132 13000 n/a - 28
Dijet
HT
ATLAS_2019_I1718132 13000 n/a - n/a
Jet mass
Dijet mass
ATLAS_2019_I1718132 13000 n/a - 50*
Jet Shapes
Differential Jet Shape
ATLAS_2013_I1243871 7000 1.5 0 1.5
Jet Shapes
Integral Jet Shape
ATLAS_2013_I1243871 7000 0.23 +0.020 0.25
Identified Particles
E(KS0)
ATLAS_2019_I1746286 7000 2.0 +0.10 2.1
Identified Particles
η(KS0)
ATLAS_2019_I1746286 7000 1.6 -0.50 1.1
Identified Particles
pT(KS0)
ATLAS_2019_I1746286 7000 1.5 +0.50 2.0
Identified Particles
E(KS0) to E(jet) ratio
ATLAS_2019_I1746286 7000 2.2 +0.90 3.1
Lepton η
ATLAS_2019_I1759875 13000 49 -11 38
CMS_2018_I1703993 13000 42 -3.0 39
Lepton pT
ATLAS_2019_I1759875 13000 67 -16 51
CMS_2018_I1703993 13000 81 -10 71
CMS_2021_I1901295 13000 18 -2.0 16
Identified Particles
E(Λ0)
ATLAS_2019_I1746286 7000 3.1 +12 15
Identified Particles
η(Λ0)
ATLAS_2019_I1746286 7000 0.029 +3.4 3.4
Identified Particles
pT0)
ATLAS_2019_I1746286 7000 6.2 +7.8 14
Δφ(lepton,jet)
ATLAS_2019_I1718132 13000 n/a - 54*
Dilepton
E
ATLAS_2019_I1759875 13000 56 -13 43
Dilepton
Δη
CMS_2016_I1430892 8000 n/a - n/a
CMS_2018_I1703993 13000 59 -6.0 53
Dilepton
Δφ
ATLAS_2019_I1718132 13000 n/a - 24*
ATLAS_2019_I1759875 13000 36* -10 26
CMS_2018_I1703993 13000 61 +1.0 62
Dilepton
HT
ATLAS_2019_I1759875 13000 57 -14 43
Dilepton
m
ATLAS_2019_I1759875 13000 49 -10 39
CMS_2018_I1703993 13000 68 -4.0 64
Dilepton
pT
ATLAS_2019_I1718132 13000 n/a - 30
ATLAS_2019_I1759875 13000 53 -10 43
CMS_2018_I1703993 13000 66 -5.0 61
Dilepton
y
ATLAS_2019_I1759875 13000 39 -9.0 30
ST(leptons, jets)
ATLAS_2019_I1718132 13000 n/a - n/a
nch
ATLAS_2022_I2152933 13000 0.27 +2.7 3.0
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 - n/a
Jet Multiplicities
Jet multiplicity
ATLAS_2014_I1304688 7000 n/a - n/a
ATLAS_2020_I1801434 13000 11 +2.0 13
CMS_2018_I1703993 13000 96 - n/a
sumpt
ATLAS_2022_I2152933 13000 1.5 +2.7 4.2
Jet Multiplicities
Subjet multiplicity
ATLAS_2019_I1750330 13000 n/a - n/a
Pouttop
ATLAS_2019_I1750330 13000 13* 0 13
ATLAS_2020_I1801434 13000 7.9* -1.3 6.6*
ATLAS_2022_I2077575 13000 3.8* -0.50 3.3*
Top pT
ATLAS_2019_I1750330 13000 9.2* +0.10 9.3*
ATLAS_2020_I1801434 13000 6.5 +0.80 7.3*
ATLAS_2022_I2037744 13000 4.2* - n/a
ATLAS_2022_I2077575 13000 1.2* +0.70 1.9*
CMS_2018_I1703993 13000 110 -20 90
CMS_2021_I1901295 13000 52* -14 38*
top.pt.ttbarRF
CMS_2018_I1703993 13000 110 -17 93
pT ratio
Top quarks
ATLAS_2020_I1801434 13000 8.8 +2.2 11
Top rapidity
ATLAS_2019_I1750330 13000 11 -1.0 10
ATLAS_2020_I1801434 13000 9.1 -0.90 8.2
ATLAS_2022_I2037744 13000 3.6* -2.4 1.2
ATLAS_2022_I2077575 13000 1.5* +0.60 2.1*
CMS_2018_I1703993 13000 100 -17 83
CMS_2021_I1901295 13000 30 -2.0 28
topej.dphi
ATLAS_2022_I2037744 13000 4.9 -1.4 3.5
topej.m
ATLAS_2022_I2037744 13000 4.4 -2.3 2.1
χ(ttbar)
ATLAS_2019_I1750330 13000 11 -1.4 9.6
ATLAS_2020_I1801434 13000 8.7 -0.80 7.9
ATLAS_2022_I2077575 13000 1.4 +1.2 2.6
Δφ(ttbar)
ATLAS_2019_I1750330 13000 13 +1.0 14
ATLAS_2020_I1801434 13000 11 0 11*
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 3.5* -0.70 2.8
CMS_2018_I1703993 13000 170 -20 150
CMS_2021_I1901295 13000 53 +2.0 55
Δy (ttbar)
CMS_2016_I1430892 8000 n/a - n/a
CMS_2018_I1703993 13000 110 -26 84
CMS_2021_I1901295 13000 30 -5.0 25
ttbar HT
ATLAS_2019_I1750330 13000 8.7 0 8.7*
ATLAS_2020_I1801434 13000 8.4 -0.60 7.8
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 1.8* +1.1 2.9*
CMS_2021_I1901295 13000 n/a - 28
m(ttbar)
ATLAS_2019_I1750330 13000 8.0* -1.2 6.8*
ATLAS_2020_I1801434 13000 8.0 +0.70 8.7
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 1.4* +0.70 2.1*
CMS_2018_I1703993 13000 110 0 110
CMS_2021_I1901295 13000 41 -5.0 36
Pcrossttbar
ATLAS_2020_I1801434 13000 7.5 +0.70 8.2
ttbar pT
ATLAS_2019_I1750330 13000 17* -1.0 16*
ATLAS_2020_I1801434 13000 8.4* +2.6 11*
ATLAS_2022_I2037744 13000 n/a - n/a
ATLAS_2022_I2077575 13000 1.4* +0.30 1.7*
CMS_2018_I1703993 13000 270* - n/a
CMS_2021_I1901295 13000 55* -17 38*
pT ratio
ttbar to extra jet
ATLAS_2020_I1801434 13000 7.3 +0.70 8.0
ttbar.thetaStar
ATLAS_2022_I2077575 13000 1.6 +1.7 3.3*
CMS_2021_I1901295 13000 40 -6.0 34
Ttbar rapidity
ATLAS_2019_I1750330 13000 10 -0.60 9.4
ATLAS_2020_I1801434 13000 5.4 +0.60 6.0*
ATLAS_2022_I2037744 13000 4.4 -2.7 1.7
ATLAS_2022_I2077575 13000 1.8* +0.60 2.4
CMS_2018_I1703993 13000 94 -16 78
CMS_2021_I1901295 13000 35 -3.0 32
Mean rapidity
ATLAS_2019_I1750330 13000 12 0 12
ATLAS_2020_I1801434 13000 6.5 +0.100 6.6
ATLAS_2022_I2077575 13000 1.7* +0.40 2.1
ttbarej.ht
ATLAS_2022_I2037744 13000 5.3 +2.0 7.3
ttbarej.m
CMS_2021_I1901295 13000 41 -3.0 38
pT ratio
W to b
ATLAS_2020_I1801434 13000 8.0 +0.20 8.2
pT ratio
W to top
ATLAS_2020_I1801434 13000 8.3 -0.70 7.6
Cross sections
ATLAS_2022_I2037744 13000 32 -24 7.6
ATLAS_2022_I2077575 13000 5.9 +5.1 11
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.