Generator / tune

Details for Pythia 8.315 dire-default

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5%
Away
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.55*
ATLAS_2017_I1509919 13000 0.37
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.42
ATLAS_2017_I1509919 13000 0.68
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.82
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.51
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.29
ATLAS_2017_I1509919 13000 0.19
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.31*
ATLAS_2017_I1509919 13000 0.91
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.43*
ATLAS_2017_I1509919 13000 0.21
CDF_2010_I849042 1960 n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.25
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.49
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.3*
ATLAS_2017_I1509919 13000 1.0
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 10*
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] 75*
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] 12*
ATLAS_2017_I1509919 13000 n/a
CDF_2001_I564673 1800 20
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 2.5
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 4.7*
ATLAS_2017_I1509919 13000 7.7
CDF_2001_I564673 1800 16*
CDF_2010_I849042 1960 n/a
STAR_2009_UE_HELEN 200 n/a
Transverse
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 4.4*
ATLAS_2017_I1509919 13000 9.3
CDF_2001_I564673 1800 27*
CDF_2010_I849042 1960 n/a
CMS_2011_I916908 [900..7000] n/a
CMS_2015_I1385107 2760 n/a
TransAVE
<Nch> vs pTlead
CDF_2015_I1388868 [300..1960] 18*
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a
TransDIF
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 11
CDF_2015_I1388868 [300..1960] 8.9*
CMS_2015_I1385107 2760 n/a
TransMAX
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 10
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 15*
CMS_2015_I1385107 2760 n/a
TransMIN
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 7.5
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 24*
CMS_2015_I1385107 2760 n/a
Toward
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 5.3*
ATLAS_2017_I1509919 13000 8.3
CDF_2001_I564673 1800 15*
CDF_2010_I849042 1960 n/a
pTlead
ATLAS_2017_I1509919 13000 220
CMS_2011_I916908 [900..7000] 13*
Transverse
pT spectrum
CDF_2001_I564673 1800 21*
Δφ distributions
<pT> vs Δφ
ATLAS_2010_I879407 [900..7000] 10*
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] n/a
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] n/a
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 0.60*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 0.50
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] 52*
Δφ distributions
Σ(pT) vs Δφ
ATLAS_2017_I1509919 13000 n/a
CDF_2001_I564673 1800 16
Transverse
Σ(pT) vs ηlead
ATLAS_2010_I879407 7000 2.4
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 5.5*
ATLAS_2017_I1509919 13000 7.7
CDF_2001_I564673 1800 9.1*
CDF_2010_I849042 1960 n/a
Transverse
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 5.3*
ATLAS_2017_I1509919 13000 9.8
CDF_2001_I564673 1800 22*
CDF_2010_I849042 1960 n/a
CMS_2011_I916908 [900..7000] n/a
CMS_2015_I1385107 2760 n/a
Transverse
Strange Σ(pT) vs pTlead
CMS_2012_PAS_QCD_11_010 7000 11*
TransAVE
Σ(pT) vs pTlead
CDF_2015_I1388868 [300..1960] 15*
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a
TransDIF
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 5.4
CDF_2015_I1388868 [300..1960] 8.5*
CMS_2015_I1385107 2760 n/a
TransMAX
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 9.2
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 13*
CMS_2015_I1385107 2760 n/a
TransMIN
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 10
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 22*
CMS_2015_I1385107 2760 n/a
Toward
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 5.1*
ATLAS_2017_I1509919 13000 6.3
CDF_2001_I564673 1800 1.5*
CDF_2010_I849042 1960 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 182 histograms.