Generator

pythia8 8.230 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 ? ?
0.0012
pp/ppbar → 4-lepton 120 120 120
23 23 23
2.8 2.8 2.6
pp/ppbar → bb 28 91 28
9.5 13 8.1
1.5 1.1 1.7
pp/ppbar → Elastic 21 22 22
18 19 18
15 15 15
pp/ppbar → Jets 360 360 360
120 120 120
0.000052 0.00021 0.00016
pp/ppbar → Soft QCD (inelastic) 150 170 160
4.6 4.8 4.6
0.000061 0.000061 0.000061
pp/ppbar → Soft QCD (nsd only) 13 13 14
2.7 2.7 2.8
0.080 0.072 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) 2.8 2.7 2.6
1.0 0.92 1.0
0.089 0.064 0.090
pp/ppbar → Top (all) 1.1
? 0.93 ?
0.73
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 61 76 64
4.3 5.0 4.5
0.0028 0.0033 0.0047
pp/ppbar → Underlying Event 8.7 18 15
1.3 1.7 1.7
0.073 0.070 0.070
pp/ppbar → W+Jet 5.9 5.6 8.2
3.0 3.5 3.8
0.82 1.9 1.6
pp/ppbar → W 17 18 15
4.5 4.0 3.5
0.19 0.15 0.26
pp/ppbar → WW 53 53 54
20 20 20
0.11 0.089 0.11
pp/ppbar → Z+Jet 360 350 350
130 130 130
0.26 0.36 0.46
pp/ppbar → Z (Drell-Yan) 39 39 41
9.4 8.8 9.0
0.13 0.039 0.19

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 12014 histograms.