Generator / tune

Details for Pythia 8.308 CP2-CR2 vs. 8.313

pp/ppbar → bb


Observable Reference Energy χ2+5% (8.308) Δ χ2+5% (8.313)
B jet
η
CMS_2016_I1486238 7000 3,700 +1,000 4,800
LHCB_2010_I867355 7000 3.7 0 3.7
B jet
pT
CMS_2016_I1486238 7000 n/a - n/a
B jet
ΔR
CMS_2011_I889807 7000 3.4* -0.10 3.3*
B jet
Δφ
CMS_2011_I889807 7000 3.1* -0.30 2.8
ΔS (bjets, ljets)
CMS_2016_I1486238 7000 16 +3.0 19
Lepton η
CMS_2011_I884811 7000 6.2 -0.10 6.1
Lepton pT
ATLAS_2011_I926145 7000 130* -20 110*
CMS_2011_I884811 7000 n/a - 8.8
Light jet
η
CMS_2016_I1486238 7000 2,700 +1.0 3,600
Light jet
pT
CMS_2016_I1486238 7000 n/a - n/a
Light jet
Δφ
CMS_2016_I1486238 7000 4.4 +3.3 7.7
Light jet
pT balance
CMS_2016_I1486238 7000 11 +6.0 17
w
LHCB_2020_I1787090 13000 9.4 -3.7 5.7
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.