Generator / tune

Details for Pythia 8.315 tune-A2

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5%
Away
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.12
ATLAS_2017_I1509919 13000 0.031
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.24
ATLAS_2017_I1509919 13000 0.12
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.15
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 0.16
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.12
ATLAS_2017_I1509919 13000 0.014
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.38
ATLAS_2017_I1509919 13000 0.31
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.1
ATLAS_2017_I1509919 13000 0.70
CDF_2010_I849042 1960 n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.69
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.71
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.56
ATLAS_2017_I1509919 13000 0.13
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 73
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] 4.5*
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] 1.3
ATLAS_2017_I1509919 13000 n/a
CDF_2001_I564673 1800 3.3*
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 1.0
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.80
ATLAS_2017_I1509919 13000 1.2
CDF_2001_I564673 1800 3.4*
CDF_2010_I849042 1960 n/a
STAR_2009_UE_HELEN 200 n/a
Transverse
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.75
ATLAS_2017_I1509919 13000 0.42
CDF_2001_I564673 1800 2.7*
CDF_2010_I849042 1960 n/a
CMS_2011_I916908 [900..7000] 0.67*
CMS_2015_I1385107 2760 n/a
TransAVE
<Nch> vs pTlead
CDF_2015_I1388868 [300..1960] 0.95*
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a
TransDIF
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 4.3
CDF_2015_I1388868 [300..1960] 0.50*
CMS_2015_I1385107 2760 n/a
TransMAX
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 0.68
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 0.81*
CMS_2015_I1385107 2760 n/a
TransMIN
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 0.71
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 1.1*
CMS_2015_I1385107 2760 n/a
Toward
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 1.0
ATLAS_2017_I1509919 13000 0.94
CDF_2001_I564673 1800 5.2*
CDF_2010_I849042 1960 n/a
pTlead
ATLAS_2017_I1509919 13000 5.3
CMS_2011_I916908 [900..7000] 33*
Transverse
pT spectrum
CDF_2001_I564673 1800 13*
Δφ distributions
<pT> vs Δφ
ATLAS_2010_I879407 [900..7000] 2.6
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.63
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.84
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 2.8*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 12
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] 4.4*
Δφ distributions
Σ(pT) vs Δφ
ATLAS_2017_I1509919 13000 n/a
CDF_2001_I564673 1800 4.9*
Transverse
Σ(pT) vs ηlead
ATLAS_2010_I879407 7000 1.1
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.82
ATLAS_2017_I1509919 13000 0.55
CDF_2001_I564673 1800 1.2*
CDF_2010_I849042 1960 n/a
Transverse
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.90
ATLAS_2017_I1509919 13000 0.49
CDF_2001_I564673 1800 1.2*
CDF_2010_I849042 1960 n/a
CMS_2011_I916908 [900..7000] 0.94*
CMS_2015_I1385107 2760 n/a
Transverse
Strange Σ(pT) vs pTlead
CMS_2012_PAS_QCD_11_010 7000 66
TransAVE
Σ(pT) vs pTlead
CDF_2015_I1388868 [300..1960] 1.9*
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a
TransDIF
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 0.16
CDF_2015_I1388868 [300..1960] 1.2*
CMS_2015_I1385107 2760 n/a
TransMAX
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 0.35
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 1.7*
CMS_2015_I1385107 2760 n/a
TransMIN
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 0.84
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 2.4*
CMS_2015_I1385107 2760 n/a
Toward
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 0.81
ATLAS_2017_I1509919 13000 0.62
CDF_2001_I564673 1800 0.12*
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.