Generator

pythia8 8.226 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) 59
1.6 ? ?
0.00080
pp/ppbar → 4-lepton 120 120 120
23 22 22
2.8 2.7 2.7
pp/ppbar → bb 28 28 47
7.8 8.5 7.9
1.7 1.6 1.2
pp/ppbar → Elastic 20 19 21
18 17 18
15 15 15
pp/ppbar → Jets 320 320 320
77 96 84
0.000051 0.00023 0.000070
pp/ppbar → Soft QCD (inelastic) 130 86 120
4.3 4.0 4.2
0.000061 0.000061 0.000061
pp/ppbar → Soft QCD (nsd only) 12 13 12
2.7 2.7 2.6
0.053 0.072 0.052
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) 2.4 2.5 2.5
1.0 0.92 0.97
0.11 0.18 0.052
pp/ppbar → Top (all)
? ? ?
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 52 47 67
4.0 3.7 4.7
0.0052 0.0086 0.0018
pp/ppbar → Underlying Event 6.7 8.0 23
1.3 1.4 2.4
0.080 0.082 0.059
pp/ppbar → W+Jet 5.2 5.5 5.5
3.2 3.1 3.6
1.8 1.5 2.1
pp/ppbar → W 19 14 19
4.3 4.0 3.8
0.65 0.86 0.76
pp/ppbar → WW 53 52 52
19 19 20
0.11 0.085 0.077
pp/ppbar → Z+Jet 310 290 330
91 82 100
0.35 0.28 0.50
pp/ppbar → Z (Drell-Yan) 35 39 32
11 10.0 10
0.24 0.22 0.34

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 11124 histograms.