Generator

pythia8 8.235 tunes validation

Tunes:

2>
incl. 5% "theory uncertainty" on all points
max worst max worst max
default <Δ> default-CD <Δ> default-DL
min best min best min
ee → ee : γ*/Z (hadronic) 56
2.8
0.0086
PbPb → Heavy Ion : minbias
pp/ppbar → 4-lepton 120
22
2.9
pp/ppbar → bb 11 +0.076 6.9 -0.043 140
5.1 -1.2 3.9 +19 23
1.7 -0.29 1.8 -1.3 1.7
pp/ppbar → Elastic 36 +1.1 37 0 36
35 +1.0 36 -1.0 35
34 0 34 -0.90 34
pp/ppbar → Heavy Ion : minbias
pp/ppbar → Jets 26 +3.9 29 +7.7 29
1.7 +0.10 1.8 0 1.8
0.00048 -4.8 0.000066 -3.6 0.0020
pp/ppbar → Soft QCD (inelastic) 110 +23 130 +23 150
8.2 0 8.2 +0.90 9.1
0.026 -15 0.018 -3.3 0.038
pp/ppbar → Soft QCD (nsd only) 84 280
12 +19 31
0.18 0.067
pp/ppbar → Total σ 2.7 0 2.7 0 2.7
2.7 0 2.7 0 2.7
2.7 0 2.7 0 2.7
pp/ppbar → Top (t-channel)
pp/ppbar → Top (all)
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 110 +8.9 93 +11 96
7.0 -0.20 6.8 +0.10 6.9
0.0072 -19 0.0076 -8.9 0.0050
pp/ppbar → Underlying Event 16 +1.5 15 +0.46 2.5
1.8 +0.100 1.9 -0.90 1.0
0.14 -1.3 0.15 -1.4 0.094
pp/ppbar → W+Jet 39
14
3.9
pp/ppbar → W 11 +2.1 9.2 +0.14 21
3.2 +0.30 3.5 +1.7 5.2
1.4 -1.5 1.3 -0.86 1.4
pp/ppbar → WW 34 +4.7 36 +0.98 35
18 +2.0 20 -2.0 18
0.49 -1.1 0.49 -3.9 0.65
pp/ppbar → Z+Jet 96 +9.6 100 +55 290
3.7 +0.20 3.9 +1.5 5.4
0.076 -33 0.037 -7.4 0.027
pp/ppbar → Z (Drell-Yan) 14 +6.8 49 +4.1 33
5.5 +3.6 9.1 +13 22
0.64 -0.30 0.57 -1.9 0.68
ppPbPb → Heavy Ion : minbias 3.9
1.5
0.27

Legend: [ χ2 < 1 ] / [ 1 ≤ χ2 < 4 ] / [ 4 ≤ χ2 ].

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

The page data is based on 9111 histograms.