Generator / tune

Pythia 8 (2C) versions validation

Versions:

2>
incl. 5% "theory uncertainty" on all points
max worst max worst max
8.306 <Δ> 8.307 <Δ> 8.308
min best min best min
pp/ppbar → 4-lepton 120 +0.26 120 +1.1 120
23 0 23 0 23
6.2 -0.92 6.3 -0.21 6.1
pp/ppbar → bb 28 +0.18 19 +5.3 97
7.5 -1.9 5.6 +7.4 13
0.21 -1.7 0.22 -0.068 0.22
pp/ppbar → Elastic 19 0 19 +2.3 21
16 0 16 +1.0 17
14 -0.17 14 +0.0093 14
pp/ppbar → Jets 320 +70 320 +220 390
78 -1.0 77 +93 170
0.00016 -71 0.00091 -6.2 0.00056
pp/ppbar → Soft QCD (inelastic) 120 +7.0 110 +130 240
5.4 +0.40 5.8 +1.3 7.1
0.00055 -15 0.00015 -2.0 0.0035
pp/ppbar → Soft QCD (nsd only) 18 +1.4 18 +1.3 23
4.9 +0.20 5.1 +0.30 5.4
0.25 -0.57 0.31 -0.92 0.30
pp/ppbar → Total σ 2.0 -0.0029 2.0 +0.0053 2.0
2.0 0 2.0 0 2.0
2.0 -0.0029 2.0 +0.0053 2.0
pp/ppbar → Top (t-channel) 2.9 +0.31 2.5 +0.37 2.5
0.77 +0.100 0.87 -0.080 0.79
0.058 -0.42 0.094 -0.27 0.032