Generator / tune

Pythia 6 (359:TeV) 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) 220 +0.87 54 +0.59 220
2.5 -0.70 1.8 +0.60 2.4
0.00019 -1.1 0.00045 -0.44 0.00029
pp/ppbar → bb 90 +0.086 73 +96 170
13 -1.0 12 +5.0 17
0.33 -18 0.32 -0.75 0.32
pp/ppbar → Elastic 22 +0.52 22 +0.65 23
19 0 19 0 19
15 0 15 +0.0041 15
pp/ppbar → Jets 360 +48 360 +200 390
120 0 120 +70 190
0.0011 -52 0.0013 -10 0.000023
pp/ppbar → Soft QCD (inelastic) 170 +15 180 +67 250
5.7 +0.20 5.9 +0.70 6.6
0 -4.2 0.00023 -4.9 0.000040
pp/ppbar → Soft QCD (nsd only) 15 +0.60 15 +1.3 16
3.7 +0.100 3.8 0 3.8
0.81 -0.35 0.67 -1.1 0.51
pp/ppbar → Total σ 2.0 +0.0029 2.0 +0.00089 2.0
2.0 0 2.0 0 2.0
2.0 +0.0029 2.0 +0.00089 2.0
pp/ppbar → Top (parton level)
? ? ?
pp/ppbar → Top (tt) 150 +13 150 +53 190
9.2 +0.30 9.5 +2.5 12
0.0026 -9.3 0.0063 -2.4 0.0075
pp/ppbar → Underlying Event 22 +2.5 22 +12 22
2.7 -0.20 2.5 -0.40 2.1
0.069 -4.5 0.080 -4.4 0.048
pp/ppbar → W+Jet 5.5 +0.22 9.1 +3.8 8.1
4.0 +0.30 4.3 -0.90 3.4
3.1 -0.35 3.0 -3.1 1.1
pp/ppbar → Z+Jet 370 +60 370 +200 390
140 0 140 +50 190
0.18 -51 0.27 -3.4 0.17
pp/ppbar → Z (Drell-Yan) 44 +3.2 44 +5.6 49
22 0 22 +1.0 23
0.45 -2.6 0.29 -0.76 0.29

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 11954 histograms.