Generator / tune

Pythia 8 (AU2CT10) versions validation

Versions:

2>
incl. 5% "theory uncertainty" on all points
max worst max worst max
8.308 <Δ> 8.313 <Δ> 8.315
min best min best min
pp/ppbar → 4-lepton 120
20
2.8
pp/ppbar → bb 4,400 +3,500 7,300
880 -880 1,600
2.1 -1.9 2.1
pp/ppbar → Elastic 37 0 36
36 -1.0 35
34 -1.2 34
pp/ppbar → Jets 8,000 +140 300
14 -8.8 5.2
0.0022 -8,000 0.0018
pp/ppbar → Soft QCD (inelastic) 720
16
0.012
pp/ppbar → Soft QCD (nsd only) 760
41
0.096
pp/ppbar → Total σ 2.7
2.7
2.7
pp/ppbar → Top (t-channel) 4.3 4.6
1.1 1.2
0.055 0.081
pp/ppbar → Top (all) 1.0
0.72
0.31
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 80 +25 75
5.1 -0.100 5.0
0.0053 -17 0.011
pp/ppbar → Underlying Event 44
2.5
0.091
pp/ppbar → W+Jet 630
80
4.9
pp/ppbar → W 29 77
6.4 25
0.086 0.23
pp/ppbar → WW 36
19
0.53
pp/ppbar → Z+Jet 1,500
14
0.029
pp/ppbar → Z (Drell-Yan) 730,000,000
2,600,000
0.054

Legend: [ χ2 < 1 ] / [ 1 ≤ χ2 < 4 ] / [ 4 ≤ χ2 ]

(click on number in the table cell to see individual observables)

The page data is based on 7027 histograms.