Generator / tune

Pythia 6 (320:P0) 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 +0.65 54 +1.3 220
1.5 0 1.5 +0.70 2.2
0.00067 -1.1 0.00087 -0.45 0.00080
pp/ppbar → bb 29 +1.6 29 +7.4 150
8.8 +0.100 8.9 +8.1 17
0.68 -0.59 0.69 -0.67 0.68
pp/ppbar → Elastic 20 +0.23 20 +2.3 23
18 0 18 +1.0 19
15 0 15 +0.010 15
pp/ppbar → Jets 320 +70 320 +220 380
80 -3.0 77 +83 160
0.0042 -71 0.022 -11 0.0075
pp/ppbar → Soft QCD (inelastic) 89 +11 96 +130 200
6.6 0 6.6 +1.3 7.9
0.00025 -5.6 0.00028 -3.5 0.00024
pp/ppbar → Soft QCD (nsd only) 21 +2.0 30 +3.3 27
6.2 +0.50 6.7 -0.20 6.5
0.84 -1.8 0.79 -2.5 0.76
pp/ppbar → Total σ 2.0 +0.0054 2.0 +0.0089 2.0
2.0 0 2.0 0 2.0
2.0 +0.0054 2.0 +0.0089 2.0
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 160 +6.1 120 +94 190
9.4 -1.4 8.0 +4.0 12
0.0061 -57 0.0022 -3.0 0.0029
pp/ppbar → Underlying Event 34 +3.4 33 +12 36
6.6 -0.40 6.2 -0.30 5.9
0.14 -5.2 0.13 -2.7 0.047
pp/ppbar → W+Jet 16 +1.1 9.0 +2.5 14
6.2 -0.70 5.5 +1.0 6.5
1.0 -0.78 0.88 -1.5 2.4
pp/ppbar → Z+Jet 300 +65 300 +230 380
95 -1.0 94 +66 160
0.31 -67 0.29 -3.6 0.35
pp/ppbar → Z (Drell-Yan) 57 +1.0 56 +16 64
25 -2.0 23 +5.0 28
0.11 -11 0.24 -0.47 0.19

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 11096 histograms.