Generator / tune

Pythia 6 (306:ATLAS-CSC) 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) 56 +2.0 58 +1.7 57
2.6 0 2.6 +0.10 2.7
0.000026 -0.72 0.0043 -2.0 0.0036
pp/ppbar → bb 10 +0.18 66 +87 150
5.5 +6.5 12 +6.0 18
1.1 -0.51 1.1 -1.1 1.1
pp/ppbar → Elastic 20 -0.012 19 +3.6 23
18 -1.0 17 +2.0 19
15 -1.4 15 +0.022 15
pp/ppbar → Jets 290 +72 320 +230 380
84 +4.0 88 +72 160
0.073 -64 0.052 -74 0.0074
pp/ppbar → Soft QCD (inelastic) 89 +11 150 +71 220
7.2 +0.30 7.5 +1.8 9.3
0.00022 -9.2 0.00028 -3.8 0.00025
pp/ppbar → Soft QCD (nsd only) 27 +2.6 26 +6.8 30
5.9 +0.30 6.2 +0.40 6.6
0.14 -1.4 0.16 -1.5 0.019
pp/ppbar → Total σ 2.0 +0.0040 2.0 +0.0034 2.0
2.0 0 2.0 0 2.0
2.0 +0.0040 2.0 +0.0034 2.0
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 150 +5.4 120 +75 170
8.7 -1.6 7.1 +2.9 10
0.027 -35 0.0040 -3.3 0.0063
pp/ppbar → Underlying Event 26 +1.4 25 +7.6 63
5.3 0 5.3 +1.3 6.6
0.63 -3.6 0.56 -2.5 0.13
pp/ppbar → W+Jet 18 -0.034 30 +0.85 17
9.4 +3.6 13 -6.9 6.1
2.5 -1.4 1.2 -13 2.0
pp/ppbar → Z+Jet 320 +64 300 +230 390
92 -2.0 90 +80 170
0.53 -65 0.49 -20 0.34
pp/ppbar → Z (Drell-Yan) 78 +3.9 69 +12 79
29 0 29 +5.0 34
0.72 -3.5 0.40 -0.29 0.55

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 11218 histograms.