Generator

pythia8 8.305 tunes validation

Tunes:

2>
incl. 5% "theory uncertainty" on all points
max max max
default default-CD default-DL
min min min
ee → ee : γ*/Z (hadronic) 57
1.6 ? ?
0.000056
pp/ppbar → 4-lepton 120 120 120
23 23 23
2.8 2.6 2.8
pp/ppbar → bb 120 28 28
15 9.9 9.8
1.5 1.7 1.6
pp/ppbar → Elastic 20 20 20
17 17 17
14 14 14
pp/ppbar → Jets 360 340 360
120 120 120
0.00014 0.00014 0.00022
pp/ppbar → Soft QCD (inelastic) 150 140 170
4.7 4.8 4.8
0.0035 0.00063 0.0033
pp/ppbar → Soft QCD (nsd only) 13 13 13
2.7 2.7 2.7
0.044 0.042 0.039
pp/ppbar → Total σ 2.0 2.0 2.0
2.0 2.0 2.0
2.0 2.0 2.0
pp/ppbar → Top (t-channel) 2.6 2.7 2.6
0.96 1.1 0.98
0.11 0.046 0.064
pp/ppbar → Top (all) 0.82 1.1 0.76
0.65 1.1 0.76
0.48 1.1 0.76
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 71 70 69
4.8 4.7 4.7
0.0038 0.0029 0.0040
pp/ppbar → Underlying Event 8.9 19 13
1.3 1.4 1.5
0.076 0.083 0.077
pp/ppbar → W+Jet 6.5 5.0 5.9
3.5 3.4 3.5
0.80 2.2 1.8
pp/ppbar → W 19 15 20
4.2 3.9 4.4
0.49 0.93 0.55
pp/ppbar → WW 53 54 53
20 19 20
0.11 0.13 0.098
pp/ppbar → Z+Jet 370 370 370
130 130 130
0.49 0.16 0.40
pp/ppbar → Z (Drell-Yan) 38 40 39
8.9 10 9.0
0.19 0.18 0.17

Legend: [ χ2 < 1 ] / [ 1 ≤ χ2 < 4 ] / [ 4 ≤ χ2 ].The '?' means the χ2 computation is not yet complete.

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

The page data is based on 12039 histograms.