Generator / tune

Pythia 6 (306:ATLAS-CSC) 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) 57 +11 57 +3.6 57
4.6 -0.40 4.2 +0.40 4.6
0.17 -3.8 0.15 -4.9 0.20
pp/ppbar → bb 9.9 +0.19 8.0 +0.74 8.7
4.3 -0.30 4.0 -0.60 3.4
1.1 -2.0 1.0 +0.0044 1.1
pp/ppbar → Elastic 42 0 40 0 39
40 0 40 -1.0 39
39 -1.5 39 -1.0 39
pp/ppbar → Jets 2,399,999,999,999,999,935,133,108,928,512 +3,300 3,300 +30 32
2,000,000,000,000,000,026,575,110,144 -2,000,000,000,000,000,026,575,110,144 20 -17 2.9
0.059 -2,399,999,999,999,999,935,133,108,928,512 0.043 -130 0.0068
pp/ppbar → Soft QCD (inelastic) 680 +28 690 +56 750
19 +1.0 20 0 20
0.025 -13 0.041 -26 0.0085
pp/ppbar → Soft QCD (nsd only) 260 15
37 -30 6.8
0.22 2.8
pp/ppbar → Total σ 2.8 -0.0083 2.8 +0.011 2.8
2.8 0 2.8 0 2.8
2.8 -0.0083 2.8 +0.011 2.8
pp/ppbar → Top (parton level)
pp/ppbar → Top (tt) 230 +19 240 +41 240
14 -1.0 13 0 13
0.0027 -23 0.0050 -19 0.0053
pp/ppbar → Underlying Event 27 +2.0 46 +12 130
5.0 +0.80 5.8 +5.2 11
0.54 -13 0.48 -11 0.49
pp/ppbar → W+Jet
pp/ppbar → Z+Jet 240 +9.2 390 +34 98
12 +1.0 13 -7.7 5.3
0.45 -16 0.35 -45 0.24
pp/ppbar → Z (Drell-Yan) 39 +15 54 +14 48
17 +1.0 18 -5.0 13
1.2 -0.12 1.3 -21 1.2

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 9131 histograms.