Generator / tune

Pythia 6 (353:mpiHi) 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) 54 +0.83 53 +2.2 53
1.8 0 1.8 0 1.8
0.0000044 -1.0 0.0018 -0.65 0.00036
pp/ppbar → bb 43 +1.9 37 +66 100
10 0 10 +4.0 14
0.000059 -5.5 0.00011 -0.82 0.00012
pp/ppbar → Elastic 18 +0.79 19 +3.7 23
17 0 17 +2.0 19
15 0 15 +0.022 15
pp/ppbar → Jets 290 +70 320 +220 380
71 +7.0 78 +82 160
0.00086 -70 0.00099 -4.3 0.00059
pp/ppbar → Soft QCD (inelastic) 96 +48 130 +90 220
4.4 0 4.4 +1.2 5.6
0.00022 -4.5 0.00024 -3.1 0.000077
pp/ppbar → Soft QCD (nsd only) 12 +1.0 11 +2.4 13
2.4 0 2.4 0 2.4
0.086 -0.66 0.10 -0.48 0.054
pp/ppbar → Total σ 2.0 +0.0030 2.0 +0.0024 2.0
2.0 0 2.0 0 2.0
2.0 +0.0030 2.0 +0.0024 2.0
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 71 +28 93 +43 130
4.7 +1.1 5.8 +1.8 7.6
0.012 -11 0.0081 -4.9 0.012
pp/ppbar → Underlying Event 23 +0.89 15 +12 28
1.6 -0.20 1.4 +0.60 2.0
0.037 -7.6 0.031 -0.97 0.026
pp/ppbar → W+Jet 4.7 +0.87 4.9 +4.4 9.4
3.3 +0.10 3.4 -0.20 3.2
2.5 +0.025 1.1 -1.1 0.48
pp/ppbar → Z+Jet 330 +65 330 +210 390
97 +3.0 100 +70 170
0.39 -61 0.51 -2.8 0.11
pp/ppbar → Z (Drell-Yan) 38 +3.7 32 +19 47
16 +1.0 17 +1.0 18
0.42 -9.2 0.32 -0.40 0.44

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 11444 histograms.