Generator / tune

Details for Pythia 8.315 tune-2m

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5%
Away
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.95
ATLAS_2017_I1509919 13000 2.5
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.81
ATLAS_2017_I1509919 13000 2.1
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 2.3
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 1.8
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] 0.99
ATLAS_2017_I1509919 13000 2.6
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.46
ATLAS_2017_I1509919 13000 0.94
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.54
ATLAS_2017_I1509919 13000 0.11
CDF_2010_I849042 1960 n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.11
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 0.24
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] 0.96
ATLAS_2017_I1509919 13000 3.8
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 110*
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] 30*
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] 4.1
ATLAS_2017_I1509919 13000 n/a
CDF_2001_I564673 1800 12
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 6.1
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 4.3
ATLAS_2017_I1509919 13000 9.8
CDF_2001_I564673 1800 5.3*
CDF_2010_I849042 1960 n/a
STAR_2009_UE_HELEN 200 n/a
Transverse
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 6.2
ATLAS_2017_I1509919 13000 25
CDF_2001_I564673 1800 6.0*
CDF_2010_I849042 1960 n/a
CMS_2011_I916908 [900..7000] 3.1*
CMS_2015_I1385107 2760 n/a
TransAVE
<Nch> vs pTlead
CDF_2015_I1388868 [300..1960] 0.96*
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a
TransDIF
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 0.84
CDF_2015_I1388868 [300..1960] 0.72*
CMS_2015_I1385107 2760 n/a
TransMAX
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 16
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 49
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 1.8*
CMS_2015_I1385107 2760 n/a
Toward
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] 3.4
ATLAS_2017_I1509919 13000 6.2
CDF_2001_I564673 1800 5.3*
CDF_2010_I849042 1960 n/a
pTlead
ATLAS_2017_I1509919 13000 11
CMS_2011_I916908 [900..7000] 1.2*
Transverse
pT spectrum
CDF_2001_I564673 1800 6.7*
Δφ distributions
<pT> vs Δφ
ATLAS_2010_I879407 [900..7000] 3.8
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] 3.3
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] 3.8
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 3.7*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 12
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] 30*
Δφ distributions
Σ(pT) vs Δφ
ATLAS_2017_I1509919 13000 n/a
CDF_2001_I564673 1800 4.4
Transverse
Σ(pT) vs ηlead
ATLAS_2010_I879407 7000 3.4
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 3.5
ATLAS_2017_I1509919 13000 5.8
CDF_2001_I564673 1800 4.3*
CDF_2010_I849042 1960 n/a
Transverse
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 5.4
ATLAS_2017_I1509919 13000 21
CDF_2001_I564673 1800 6.2*
CDF_2010_I849042 1960 n/a
CMS_2011_I916908 [900..7000] 2.8*
CMS_2015_I1385107 2760 n/a
Transverse
Strange Σ(pT) vs pTlead
CMS_2012_PAS_QCD_11_010 7000 100*
TransAVE
Σ(pT) vs pTlead
CDF_2015_I1388868 [300..1960] 1.2*
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 n/a
TransDIF
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 3.1
CDF_2015_I1388868 [300..1960] 0.85*
CMS_2015_I1385107 2760 n/a
TransMAX
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 15
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 1.0*
CMS_2015_I1385107 2760 n/a
TransMIN
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 37
CDF_2010_I849042 1960 n/a
CDF_2015_I1388868 [300..1960] 2.1*
CMS_2015_I1385107 2760 n/a
Toward
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] 1.6
ATLAS_2017_I1509919 13000 1.0
CDF_2001_I564673 1800 0.20*
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.