Generator / tune

Pythia 8 (CUETS1) versions validation

Versions:

2>
incl. 5% "theory uncertainty" on all points
max worst max worst max
8.308 <Δ> 8.313 <Δ> 8.315
min best min best min
pp/ppbar → 4-lepton 120 +0.75 120
23 0 23
6.1 -0.20 6.2
pp/ppbar → bb 8,000 +0.081 7,800 +5,300 13,000
1,500 0 1,600 1,100 2,800
0.24 -320 0.23 -0.15 0.24
pp/ppbar → Elastic 37 0 36
36 -1.0 35
34 -1.1 34
pp/ppbar → Jets 1,100
4.4
0.00023
pp/ppbar → Soft QCD (inelastic) 710
17
0.032
pp/ppbar → Soft QCD (nsd only) 680
42
0.056
pp/ppbar → Total σ 2.7
2.7
2.7
pp/ppbar → Top (t-channel) 4.4
1.4
0.064
pp/ppbar → Top (all) 0.86
0.60
0.35
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 150
9.1
0.0032
pp/ppbar → Underlying Event 22
2.1
0.090
pp/ppbar → W+Jet 86 +81 170
24 +16 40
4.0 +2.6 9.9
pp/ppbar → W 63
22
0.27
pp/ppbar → WW 34 35
18 19
0.62 0.34
pp/ppbar → Z+Jet 290 690
7.0 12
0.025 0.035
pp/ppbar → Z (Drell-Yan) 250,000,000 +660,000,000 910,000,000
1,100,000 2,000,000 3,100,000
0.14 -12 0.34

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 5494 histograms.