Generator / tune

Details for Pythia 6.427 z2-lep vs. 6.428

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5% (6.427) Δ χ2+5% (6.428)
Away
 <pT> vs Nch
 ATLAS_2010_I879407 [900..7000] 0.16* +0.11 0.27*
ATLAS_2017_I1509919 13000 0.16 - n/a
Transverse
 <pT> vs Nch
 ATLAS_2010_I879407 [900..7000] 0.15* -0.0100 0.14*
ATLAS_2017_I1509919 13000 0.13 - n/a
TransMAX
 <pT> vs Nch
 ATLAS_2017_I1509919 13000 0.11 - n/a
TransMIN
 <pT> vs Nch
 ATLAS_2017_I1509919 13000 0.12 - n/a
Toward
 <pT> vs Nch
 ATLAS_2010_I879407 [900..7000] 0.23* -0.030 0.20*
ATLAS_2017_I1509919 13000 0.52 - n/a
Away
 <pT> vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.31* +0.23 0.54*
ATLAS_2017_I1509919 13000 0.12 - n/a
Transverse
 <pT> vs pTlead
 ATLAS_2010_I879407 [900..7000] 2.3* -2.1 0.24*
ATLAS_2017_I1509919 13000 0.33 - n/a
CDF_2010_I849042 1960 n/a - n/a
TransMAX
 <pT> vs pTlead
 ATLAS_2017_I1509919 13000 0.38 - n/a
TransMIN
 <pT> vs pTlead
 ATLAS_2017_I1509919 13000 0.49 - n/a
Toward
 <pT> vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.69* +0.11 0.80*
ATLAS_2017_I1509919 13000 0.86 - n/a
Transverse
 Strange <N> vs pTlead
 CMS_2012_PAS_QCD_11_010 7000 12* 0 12*
Transverse
 Max(pT) vs pTlead
 CDF_2010_I849042 1960 n/a - n/a
Transverse
 Nch
 CMS_2011_I916908 [900..7000] 2.8* +0.60 3.4*
Δφ distributions
 <Nch> vs Δφ
 ATLAS_2010_I879407 [900..7000] 0.44* +0.050 0.49*
ATLAS_2017_I1509919 13000 n/a - n/a
CDF_2001_I564673 1800 n/a - n/a
Transverse
 <Nch> vs ηlead
 ATLAS_2010_I879407 7000 2.8 -1.3 1.5
Away
 <Nch> vs pTlead
 ATLAS_2010_I879407 [900..7000] 1.8* -0.30 1.5*
ATLAS_2017_I1509919 13000 1.0 - n/a
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
STAR_2009_UE_HELEN 200 n/a - n/a
Transverse
 <Nch> vs pTlead
 ATLAS_2010_I879407 [900..7000] 2.6* -0.40 2.2*
ATLAS_2017_I1509919 13000 1.4 - n/a
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
CMS_2011_I916908 [900..7000] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransAVE
 <Nch> vs pTlead
 CDF_2015_I1388868 [300..1960] n/a - n/a
nch-vs-pt-trnsDif
 CDF_2010_I849042 1960 n/a - n/a
TransDIF
 <Nch> vs pTlead
 ATLAS_2017_I1509919 13000 1.2 - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMAX
 <Nch> vs pTlead
 ATLAS_2017_I1509919 13000 0.80 - n/a
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMIN
 <Nch> vs pTlead
 ATLAS_2017_I1509919 13000 3.0 - n/a
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
Toward
 <Nch> vs pTlead
 ATLAS_2010_I879407 [900..7000] 1.8* -0.10 1.7*
ATLAS_2017_I1509919 13000 1.2 - n/a
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
pTlead
 ATLAS_2017_I1509919 13000 7.8 - n/a
CMS_2011_I916908 [900..7000] n/a - n/a
Transverse
 pT spectrum
 CDF_2001_I564673 1800 n/a - n/a
Δφ distributions
 <pT> vs Δφ
 ATLAS_2010_I879407 [900..7000] 0.73* +0.050 0.78*
Transverse
 σ(Nch) vs pTlead
 ATLAS_2010_I879407 [900..7000] 3.0* -0.20 2.8*
Transverse
 σ(Σ(pT)) vs pTlead
 ATLAS_2010_I879407 [900..7000] 2.6* 0 2.6*
Transverse
 Σ(ET)
 ATLAS_2012_I1183818 7000 0.91* +0.19 1.1*
Transverse
 Σ(ET) vs η
 ATLAS_2012_I1183818 7000 4.3 +9.7 14
Transverse
 Scalar Σ(pT)
 CMS_2011_I916908 [900..7000] n/a - 3.2*
Δφ distributions
 Σ(pT) vs Δφ
 ATLAS_2017_I1509919 13000 n/a - n/a
CDF_2001_I564673 1800 n/a - n/a
Transverse
 Σ(pT) vs ηlead
 ATLAS_2010_I879407 7000 1.6 -0.40 1.2
Away
 Σ(pT) vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.59* +0.35 0.94*
ATLAS_2017_I1509919 13000 1.2 - n/a
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
Transverse
 Σ(pT) vs pTlead
 ATLAS_2010_I879407 [900..7000] 2.3* -1.2 1.1*
ATLAS_2017_I1509919 13000 1.8 - n/a
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a
CMS_2011_I916908 [900..7000] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
Transverse
 Strange Σ(pT) vs pTlead
 CMS_2012_PAS_QCD_11_010 7000 14* -1.0 13*
TransAVE
 Σ(pT) vs pTlead
 CDF_2015_I1388868 [300..1960] n/a - n/a
sumpt-vs-pt-trnsDif
 CDF_2010_I849042 1960 n/a - n/a
TransDIF
 Σ(pT) vs pTlead
 ATLAS_2017_I1509919 13000 1.1 - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMAX
 Σ(pT) vs pTlead
 ATLAS_2017_I1509919 13000 1.6 - n/a
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
TransMIN
 Σ(pT) vs pTlead
 ATLAS_2017_I1509919 13000 2.2 - n/a
CDF_2010_I849042 1960 n/a - n/a
CDF_2015_I1388868 [300..1960] n/a - n/a
CMS_2015_I1385107 2760 n/a - n/a
Toward
 Σ(pT) vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.36* +0.050 0.41*
ATLAS_2017_I1509919 13000 0.72 - n/a
CDF_2001_I564673 1800 n/a - n/a
CDF_2010_I849042 1960 n/a - n/a

* 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 364 histograms.