Generator / tune

Details for Pythia 6.426 z1 vs. 6.427

pp/ppbar → Soft QCD (nsd only)


Observable Reference Energy χ2+5% (6.426) Δ χ2+5% (6.427)
Identified Particles : Y
 K0S
 CMS_2011_I890166 [900..7000] n/a - 1.2*
Identified Particles : pT
 K0S
 CMS_2011_I890166 [900..7000] n/a - 6.2*
Identified Particles : Ratios
 Λ/K0S vs |y|
 CMS_2011_I890166 [900..7000] n/a - 100*
Identified Particles : Ratios
 Λ/K0S vs pT
 CMS_2011_I890166 [900..7000] n/a - 44*
Identified Particles : Y
 Λ
 CMS_2011_I890166 [900..7000] n/a - 74*
Identified Particles : pT
 Λ
 CMS_2011_I890166 [900..7000] n/a - 80*
Identified Particles : Ratios
 Ξ-/Λ vs |y|
 CMS_2011_I890166 [900..7000] n/a - 27*
Identified Particles : Ratios
 Ξ-/Λ vs pT
 CMS_2011_I890166 [900..7000] n/a - 19*
Identified Particles : Y
 Ξ-
 CMS_2011_I890166 [900..7000] n/a - 190*
Identified Particles : pT
 Ξ-
 CMS_2011_I890166 [900..7000] n/a - 160*
<pT> vs Nch
 CMS_2011_I879315 [900..7000] n/a - 2.6*
Energy flow
 CMS_2011_I930319 [900..7000] n/a - 4.9*
η Distributions
 CMS_2010_I845323 [900..2360] n/a - n/a
CMS_2010_I855299 7000 n/a - 0.37
UA5_1986_I233599 [200..900] 4.8* - n/a
Multiplicity Distributions
 CMS_2011_I879315 [900..7000] n/a - 8.5*
pT Distributions
 CMS_2010_I845323 [900..2360] n/a - n/a
CMS_2010_I855299 7000 n/a - 4.5

* 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.