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
1.5 ? ?
0.0000033
pp/ppbar → 4-lepton 120 120 120
23 23 23
2.8 2.5 2.7
pp/ppbar → bb 19 27 28
7.2 8.7 8.7
1.5 1.5 1.8
pp/ppbar → Elastic 19 16 17
16 15 15
14 14 14
pp/ppbar → Jets 320 300 320
90 85 79
0.00021 0.00014 0.00033
pp/ppbar → Soft QCD (inelastic) 120 71 110
4.5 4.0 4.4
0.00042 0.0028 0.00060
pp/ppbar → Soft QCD (nsd only) 13 11 12
2.6 2.6 2.7
0.038 0.056 0.040
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
0.93 1.1 0.99
0.056 0.085 0.065
pp/ppbar → Top (all)
? ? ?
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 57 56 55
4.3 4.2 4.3
0.0042 0.0039 0.00014
pp/ppbar → Underlying Event 8.8 7.8 7.1
1.3 1.3 1.4
0.088 0.033 0.085
pp/ppbar → W+Jet 5.7 4.7 4.5
3.5 3.2 2.9
2.0 2.2 1.8
pp/ppbar → W 31 15 14
5.2 4.2 3.5
0.42 1.1 0.89
pp/ppbar → WW 54 53
20 ? 19
0.13 0.100
pp/ppbar → Z+Jet 330 330 330
98 100 100
0.16 0.31 0.34
pp/ppbar → Z (Drell-Yan) 34 35 32
8.8 19 10
0.25 0.59 0.29

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 11098 histograms.