Generator / tune

Pythia 6 (103:DW) 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) 48 +6.9 50 +15 45
4.1 +0.10 4.2 -0.20 4.0
0.0012 -14 0.0010 -7.9 0.0030
pp/ppbar → bb 7.7 +1.8 8.6 +0.0045 9.4
3.4 -0.50 2.9 +0.90 3.8
0.72 +0.013 0.74 -0.68 0.74
pp/ppbar → Elastic 39 +1.6 41 +1.1 42
39 +1.0 40 0 40
39 0 39 0 39
pp/ppbar → Jets 29 +7.8 26 +8.9 24
1.8 +0.20 2.0 -0.10 1.9
0.0013 -6.9 0.0015 -7.4 0.0042
pp/ppbar → Soft QCD (inelastic) 240 +66 280 +30 250
19 -1.0 18 0 18
0.040 -20 0.15 -31 0.014
pp/ppbar → Soft QCD (nsd only) 390
38
1.9
pp/ppbar → Total σ 2.8 +0.0082 2.8 -0.0063 2.8
2.8 0 2.8 0 2.8
2.8 +0.0082 2.8 -0.0063 2.8
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 550 +84 570 +98 550
25 -1.0 24 +1.0 25
0.014 -97 0.013 -27 0.0012
pp/ppbar → Underlying Event 16 +1.1 57 +0.71 24
4.1 +5.2 9.3 -4.4 4.9
0.68 -1.3 0.38 -1.3 0.27
pp/ppbar → W+Jet 32 +3.4 24
18 +1.0 19
6.2 -8.7 15
pp/ppbar → Z+Jet 97 +9.8 100 +5.4 100
3.6 -0.60 3.0 +0.10 3.1
0.075 -4.4 0.048 -10 0.046
pp/ppbar → Z (Drell-Yan) 33 +4.4 44 +19 51
22 -10 12 -1.0 11
1.7 -0.88 1.6 -4.5 1.4

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 8900 histograms.