Generator / tune

Pythia 8 (AU2LOX) 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
22
4.1
pp/ppbar → bb 2,100 3,100
400 610
0.078 0.091
pp/ppbar → Elastic 35 +1.9 37
34 +1.0 35
34 0 34
pp/ppbar → Jets 1,500,000 +4,600 4,600
1,800 -1,800 7.3
0.0033 -1,500,000 0.0042
pp/ppbar → Soft QCD (inelastic) 760
17
0.023
pp/ppbar → Soft QCD (nsd only) 610
32
0.048
pp/ppbar → Total σ 2.7
2.7
2.7
pp/ppbar → Top (t-channel) 4.7 +0.42 4.9
1.1 0 1.1
0.051 -0.40 0.028
pp/ppbar → Top (all) 1.0
0.60
0.23
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 57
2.4
0.0087
pp/ppbar → Underlying Event 21 +11 45
1.9 +0.30 2.2
0.083 -11 0.072
pp/ppbar → W+Jet 180 +170 350
31 +24 55
3.3 +1.6 4.7
pp/ppbar → W 45 +73 110
15 +22 37
0.35 -0.23 0.14
pp/ppbar → WW 35
19
0.52
pp/ppbar → Z+Jet 610
8.6
0.036
pp/ppbar → Z (Drell-Yan) 800,000,000
2,700,000
0.16

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 6125 histograms.