Generator / tune

Pythia 8 (DL) 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 +0.54 120 +1.3 120
23 0 23 0 23
2.8 -0.44 3.0 -0.40 2.8
pp/ppbar → bb 19 +0.42 68 +57 120
6.8 +4.2 11 +5.0 16
1.6 -1.4 1.5 -0.43 1.7
pp/ppbar → Elastic 19 +0.22 19 +1.8 21
16 0 16 +1.0 17
14 0 14 +0.0089 14
pp/ppbar → Jets 320 +8.5 290 +230 380
87 -9.0 78 +82 160
0.00028 -71 0.00049 -4.1 0.00012
pp/ppbar → Soft QCD (inelastic) 73 +4.3 130 +82 210
3.9 +0.40 4.3 +0.90 5.2
0.00023 -5.0 0.00017 -4.3 0.00096
pp/ppbar → Soft QCD (nsd only) 13 +1.1 13 +0.53 13
2.7 -0.20 2.5 +0.30 2.8
0.043 -0.69 0.076 -0.65 0.042
pp/ppbar → Total σ 2.0 0 2.0 +0.0025 2.0
2.0 0 2.0 0 2.0
2.0 0 2.0 +0.0025 2.0
pp/ppbar → Top (t-channel) 2.6 +0.75 2.5 +0.27 2.7
0.94 +0.16 1.1 -0.10 1.0
0.064 -0.15 0.071 -0.25 0.060