Generator / tune

Pythia 6 (327:P2010) 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) 63 +3.4 57 +9.4 58
3.8 -0.80 3.0 +0.50 3.5
0.00098 -9.1 0.0097 -3.1 0.0064
pp/ppbar → bb 7.9 +0.80 8.7 -0.00070 7.8
2.4 +0.40 2.8 -0.20 2.6
0.65 +0.0013 0.65 -0.83 0.65
pp/ppbar → Elastic 42 0 40 0 39
40 -1.0 39 0 39
39 -2.4 39 -0.94 39
pp/ppbar → Jets 35 +8.2 26 +8.2 31
1.8 0 1.8 -0.40 1.4
0.0013 -18 0.00093 -9.4 0.00015
pp/ppbar → Soft QCD (inelastic) 980 +23 1,000 +24 890
19 0 19 0 19
0.011 -36 0.031 -110 0.020
pp/ppbar → Soft QCD (nsd only)
pp/ppbar → Total σ 2.8 -0.0060 2.8 +0.0083 2.8
2.8 0 2.8 0 2.8
2.8 -0.0060 2.8 +0.0083 2.8
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 300 +15 290 +40 330
15 -1.0 14 +1.0 15
0.016 -26 0.022 -14 0.0078
pp/ppbar → Underlying Event 16 +1.9 130 +10 14
3.1 +5.9 9.0 -6.6 2.4
0.11 -12 0.16 -3.1 0.12
pp/ppbar → W+Jet 89 -8.0 62
52 -11 41
21 -27 26
pp/ppbar → Z+Jet 150 +49 190 +25 96
4.4 +1.5 5.9 -3.4 2.5
0.16 -2.9 0.066 -7.6 0.061
pp/ppbar → Z (Drell-Yan) 46 +5.5 40 +7.7 23
12 +2.0 14 -7.5 6.5
0.66 -0.71 0.58 -1.9 0.58

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 9136 histograms.