Generator

pythia6 6.428 tunes validation

Tunes:

2>
incl. 5% "theory uncertainty" on all points
max worst max worst max
default <Δ> 345 <Δ> 346
min best min best min
ee → ee : γ*/Z (hadronic) 48 +54 66 +6.0 55
4.3 -1.2 3.1 0 3.1
0.0048 -21 0.00028 -23 0.0033
pp/ppbar → bb 6.7 +0.48 9.1 +2.4 12
2.5 +0.80 3.3 +0.70 4.0
0.74 -0.81 0.29 -0.017 0.32
pp/ppbar → Elastic 43 0 41 0 41
41 -1.0 40 0 40
39 -2.3 39 -0.011 39
pp/ppbar → Jets 25 +67 78 +23 83
1.9 +3.6 5.5 +0.50 6.0
0.00052 -14 0.022 -9.4 0.0036
pp/ppbar → Soft QCD (inelastic) 350 +180 410 +18 380
20 -6.0 14 -1.0 13
0.011 -140 0.028 -220 0.063
pp/ppbar → Soft QCD (nsd only)
pp/ppbar → Total σ 2.8 +0.017 2.8 -0.014 2.8
2.8 0 2.8 0 2.8
2.8 +0.017 2.8 -0.014 2.8
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 640 +14 180 +20 200
27 -17 10 +1.0 11
0.027 -460 0.0025 -21 0.0047
pp/ppbar → Underlying Event 27 +7.3 12 +7.1 8.5
5.5 -3.7 1.8 +0.80 2.6
0.41 -25 0.076 -7.2 0.14
pp/ppbar → W+Jet
pp/ppbar → Z+Jet 92 +33 86 +17 83
3.0 -0.30 2.7 +0.100 2.8
0.012 -23 0.070 -17 0.086
pp/ppbar → Z (Drell-Yan) 120 +0.46 31 +5.5 32
34 -25 9.2 +0.50 9.7
9.2 -93 0.84 -1.2 0.79

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 8822 histograms.