Generator / tune

Details for Pythia 8.306 eetherm vs. 8.307

pp/ppbar → Soft QCD (nsd only)


Observable Reference Energy χ2+5% (8.306) Δ χ2+5% (8.307)
Identified Particles : Y
K0S
CMS_2011_I890166 [900..7000] 0.25 -0.030 0.22
Identified Particles : pT
K0S
CMS_2011_I890166 [900..7000] 23 +3.0 26
Identified Particles : Ratios
Λ/K0S vs |y|
CMS_2011_I890166 [900..7000] 160 0 160
Identified Particles : Ratios
Λ/K0S vs pT
CMS_2011_I890166 [900..7000] 71 +23 94*
Identified Particles : Y
Λ
CMS_2011_I890166 [900..7000] 150 0 150
Identified Particles : pT
Λ
CMS_2011_I890166 [900..7000] 200 +30 230*
Identified Particles : Ratios
Ξ-/Λ vs |y|
CMS_2011_I890166 [900..7000] 15 +2.0 17
Identified Particles : Ratios
Ξ-/Λ vs pT
CMS_2011_I890166 [900..7000] 9.3 +0.60 9.9
Identified Particles : Y
Ξ-
CMS_2011_I890166 [900..7000] 24 -1.0 23
Identified Particles : pT
Ξ-
CMS_2011_I890166 [900..7000] 59 +3.0 62
<pT> vs Nch
CMS_2011_I879315 [900..7000] 0.22 -0.020 0.20
Energy flow
CMS_2011_I930319 [900..7000] 3.0 +1.0 4.0
η Distributions
CMS_2010_I845323 [900..2360] 0.44 -0.020 0.42
CMS_2010_I855299 7000 0.14 +0.0100 0.15
UA5_1986_I233599 [200..900] 7.7* 0 7.7*
Multiplicity Distributions
CMS_2011_I879315 [900..7000] 6.8* 0 6.8*
pT Distributions
CMS_2010_I845323 [900..2360] 2.9 -0.10 2.8
CMS_2010_I855299 7000 1.5 0 1.5

* several "n/a" histograms were excluded from the calculation



n/a indicates that the χ2 value is unavailable, typically due to mismatched binning between theoretical and MC histograms or other issues.



The page data is based on 208 histograms.