Generator / tune

Pythia 6 (100:A) versions validation

Versions:

2>
incl. 5% "theory uncertainty" on all points
max worst max worst max
6.426 <Δ> 6.427 <Δ> 6.428
min best min best min
ee → ee : γ*/Z (hadronic) 51 +1.4 50 +3.9 51
2.2 -0.10 2.1 +0.10 2.2
0.00018 -2.4 0.00016 -0.94 0.00041
pp/ppbar → bb 35 +0.34 27 +20 160
9.4 0 9.4 +12 21
0.73 -9.8 0.76 -0.14 0.73
pp/ppbar → Elastic 21 -0.012 19 +3.9 22
18 -1.0 17 +2.0 19
15 -2.3 15 +0.021 15
pp/ppbar → Jets 300 +72 250 +220 380
73 -13 60 +100 160
0.00062 -73 0.0032 -4.5 0.0019
pp/ppbar → Soft QCD (inelastic) 120 +8.9 78 +140 200
7.1 -0.20 6.9 +1.8 8.7
0.00026 -64 0.00023 -9.3 0.00025
pp/ppbar → Soft QCD (nsd only) 30 +1.6 30 +1.4 30
7.8 +0.40 8.2 +0.10 8.3
0.12 -1.4 0.27 -0.65 0.12
pp/ppbar → Total σ 2.0 -0.0033 2.0 +0.0052 2.0
2.0 0 2.0 0 2.0
2.0 -0.0033 2.0 +0.0052 2.0
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 160 +5.0 130 +91 190
10 -1.4 8.6 +4.4 13
0.0055 -40 0.0027 -4.4 0.0049
pp/ppbar → Underlying Event 28 +4.2 30 +8.1 38
4.5 0 4.5 +0.60 5.1
0.22 -4.6 0.26 -3.3 0.083
pp/ppbar → W+Jet 5.1 +1.5 5.9 +1.6 10
3.2 +0.100 3.3 +1.3 4.6
2.1 +0.21 2.0 -0.11 2.5
pp/ppbar → Z+Jet 330 +9.7 310 +220 390
100 -9.0 91 +69 160
0.27 -64 0.45 -2.0 0.37
pp/ppbar → Z (Drell-Yan) 43 +4.9 45 +14 56
23 0 23 +5.0 28
0.94 -4.9 0.88 -0.81 0.89

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 10992 histograms.