Generator

pythia6 6.424 tunes validation

Tunes:

2>
incl. 5% "theory uncertainty" on all points
max worst max worst max
default <Δ> a <Δ> ambt1
min best min best min
ee → ee : γ*/Z (hadronic) 48 52 50
4.3 -0.40 3.9 +2.2 6.1
0.0064 0.0011 0.18
pp/ppbar → bb 9.6 7.2 6.3
3.6 -1.1 2.5 -0.70 1.8
0.73 0.73 0.046
pp/ppbar → Elastic 41 40 42
40 0 40 0 40
39 39 39
pp/ppbar → Jets 28 31 110
1.9 +0.10 2.0 +1.3 3.3
0.0046 0.0027 0.020
pp/ppbar → Soft QCD (inelastic) 330 360 140
20 +1.0 21 -12 9.0
0.10 0.086 0.029
pp/ppbar → Soft QCD (nsd only) 51
15
1.7
pp/ppbar → Total σ 2.8 2.8 2.8
2.8 0 2.8 0 2.8
2.8 2.8 2.8
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 620 650 39
25 +1.0 26 -23 3.3
0.0037 0.016 0.0029
pp/ppbar → Underlying Event 48 22 15
6.8 -2.0 4.8 -2.1 2.7
0.23 0.44 0.11
pp/ppbar → W+Jet
pp/ppbar → Z+Jet 91 88 54
4.0 -0.60 3.4 +0.70 4.1
0.092 0.048 0.20
pp/ppbar → Z (Drell-Yan) 240 100 37
34 -9.0 25 -10 15
8.4 0.71 0.62

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 9142 histograms.