Generator / tune

Details for Pythia 8.306 pptherm vs. 8.307

pp/ppbar → bb


Observable Reference Energy χ2+5% (8.306) Δ χ2+5% (8.307)
B jet
η
CMS_2016_I1486238 7000 12,000 0 12,000
LHCB_2010_I867355 7000 2.3 +0.10 2.4
B jet
pT
CMS_2016_I1486238 7000 n/a - n/a
B jet
ΔR
CMS_2011_I889807 7000 3.3* 0 3.3*
B jet
Δφ
CMS_2011_I889807 7000 2.8 +0.30 3.1*
ΔS (bjets, ljets)
CMS_2016_I1486238 7000 5.7 +0.90 6.6
Lepton η
CMS_2011_I884811 7000 7.4 -0.30 7.1
Lepton pT
ATLAS_2011_I926145 7000 n/a - 130*
CMS_2011_I884811 7000 11 -2.2 8.8
Light jet
η
CMS_2016_I1486238 7000 8,700 0 8,800
Light jet
pT
CMS_2016_I1486238 7000 n/a - n/a
Light jet
Δφ
CMS_2016_I1486238 7000 3.3 -0.20 3.1
Light jet
pT balance
CMS_2016_I1486238 7000 8.5 +2.5 11
w
LHCB_2020_I1787090 13000 12 -2.8 9.2
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.