Generator / tune

Pythia 8 (Monash 13) 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
ee → ee : γ*/Z (hadronic) 220
3.2
0.0030
pp/ppbar → 4-lepton 120
23
2.7
pp/ppbar → bb 11,000 +490 12,000 +7,400 18,000
2,200 0 2,300 1,200 3,600
1.8 -2.5 1.7 -0.24 1.7
pp/ppbar → Elastic 37 36
35 35
34 34
pp/ppbar → Jets 61 +79 2,400
2.4 +2.9 5.3
0.00013 -5.2 0.00058
pp/ppbar → Soft QCD (inelastic) 630 +450 1,100
14 +4.0 18
0.0039 -4.8 0.019
pp/ppbar → Soft QCD (nsd only) 540
35
0.070
pp/ppbar → Total σ 2.7
2.7
2.7
pp/ppbar → Top (t-channel) 4.7
1.7
0.11
pp/ppbar → Top (all) 1.4
0.88
0.71
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 110 130
7.6 8.5
0.0077 0.0074
pp/ppbar → Underlying Event 85
3.3
0.054
pp/ppbar → W+Jet 260
55
7.6
pp/ppbar → W 17 28
4.9 9.7
0.13 0.061
pp/ppbar → WW 34
18
0.44
pp/ppbar → Z+Jet 700
16
0.089
pp/ppbar → Z (Drell-Yan) 130,000,000 +800,000,000 930,000,000
560,000 2,600,000 3,200,000
0.13 -16 0.13

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 7725 histograms.