Generator

Details for Pythia 8.165 tune-4cx vs. tune-A2

pp/ppbar → bb


Observable Reference Energy χ2+5% (tune-4cx) Δ χ2+5% (tune-A2)
B jet
η
CMS_2016_I1486238 7000 n/a - 4,600
LHCB_2010_I867355 7000 0.78 +0.030 0.81
B jet
pT
CMS_2016_I1486238 7000 n/a - n/a
B jet
ΔR
CMS_2011_I889807 7000 n/a - n/a
B jet
Δφ
CMS_2011_I889807 7000 n/a - n/a
ΔS (bjets, ljets)
CMS_2016_I1486238 7000 n/a - 17
Lepton η
CMS_2011_I884811 7000 6.1 +0.20 6.3
Lepton pT
ATLAS_2011_I926145 7000 91* - n/a
CMS_2011_I884811 7000 6.0 - n/a
Light jet
η
CMS_2016_I1486238 7000 n/a - 3,400
Light jet
pT
CMS_2016_I1486238 7000 n/a - n/a
Light jet
Δφ
CMS_2016_I1486238 7000 n/a - 6.7
Light jet
pT balance
CMS_2016_I1486238 7000 n/a - 18
w
LHCB_2020_I1787090 13000 n/a - n/a
Cross sections
CMS_2011_I884811 7000 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 56 histograms.