Generator / tune

Details for Pythia 8.308 default-noFsr vs. 8.313

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5% (8.308) Δ χ2+5% (8.313)
Away
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] - 0.55
ATLAS_2017_I1509919 13000 - 1.5
Transverse
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] - 0.63*
ATLAS_2017_I1509919 13000 - 1.1
TransMAX
<pT> vs Nch
ATLAS_2017_I1509919 13000 - 1.3
TransMIN
<pT> vs Nch
ATLAS_2017_I1509919 13000 - 0.51
Toward
<pT> vs Nch
ATLAS_2010_I879407 [900..7000] - 0.48
ATLAS_2017_I1509919 13000 - 1.9
Away
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] - 0.42
ATLAS_2017_I1509919 13000 - 0.83
Transverse
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] - 1.2
ATLAS_2017_I1509919 13000 - 0.45
CDF_2010_I849042 1960 - n/a
TransMAX
<pT> vs pTlead
ATLAS_2017_I1509919 13000 - 0.34
TransMIN
<pT> vs pTlead
ATLAS_2017_I1509919 13000 - 1.1
Toward
<pT> vs pTlead
ATLAS_2010_I879407 [900..7000] - 0.77
ATLAS_2017_I1509919 13000 - 2.2
Transverse
Strange <N> vs pTlead
CMS_2012_PAS_QCD_11_010 7000 - 95*
Transverse
Max(pT) vs pTlead
CDF_2010_I849042 1960 - n/a
Transverse
Nch
CMS_2011_I916908 [900..7000] - 26*
Δφ distributions
<Nch> vs Δφ
ATLAS_2010_I879407 [900..7000] - 7.2
ATLAS_2017_I1509919 13000 - n/a
CDF_2001_I564673 1800 - 15*
Transverse
<Nch> vs ηlead
ATLAS_2010_I879407 7000 - 7.4
Away
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] - 3.9
ATLAS_2017_I1509919 13000 - 13
CDF_2001_I564673 1800 - 4.1*
CDF_2010_I849042 1960 - n/a
STAR_2009_UE_HELEN 200 - n/a
Transverse
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] - 7.8
ATLAS_2017_I1509919 13000 - 25
CDF_2001_I564673 1800 - 9.3*
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] - 15*
nch-vs-pt-trnsDif
CDF_2010_I849042 1960 - n/a
TransDIF
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 - 0.51
CDF_2015_I1388868 [300..1960] - 5.5*
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] - 11*
CMS_2015_I1385107 2760 - n/a
TransMIN
<Nch> vs pTlead
ATLAS_2017_I1509919 13000 - 45
CDF_2010_I849042 1960 - n/a
CDF_2015_I1388868 [300..1960] - 23*
CMS_2015_I1385107 2760 - n/a
Toward
<Nch> vs pTlead
ATLAS_2010_I879407 [900..7000] - 2.6
ATLAS_2017_I1509919 13000 - 9.3
CDF_2001_I564673 1800 - 1.1*
CDF_2010_I849042 1960 - n/a
pTlead
ATLAS_2017_I1509919 13000 - 18
CMS_2011_I916908 [900..7000] - 53*
Transverse
pT spectrum
CDF_2001_I564673 1800 - 26*
Δφ distributions
<pT> vs Δφ
ATLAS_2010_I879407 [900..7000] - 10
Transverse
σ(Nch) vs pTlead
ATLAS_2010_I879407 [900..7000] - 3.7
Transverse
σ(Σ(pT)) vs pTlead
ATLAS_2010_I879407 [900..7000] - 4.7
Transverse
Σ(ET)
ATLAS_2012_I1183818 7000 - 2.8*
Transverse
Σ(ET) vs η
ATLAS_2012_I1183818 7000 - 18
Transverse
Scalar Σ(pT)
CMS_2011_I916908 [900..7000] - 64*
Δφ distributions
Σ(pT) vs Δφ
ATLAS_2017_I1509919 13000 - n/a
CDF_2001_I564673 1800 - 22*
Transverse
Σ(pT) vs ηlead
ATLAS_2010_I879407 7000 - 6.4
Away
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] - 2.3
ATLAS_2017_I1509919 13000 - 8.3
CDF_2001_I564673 1800 - 7.6*
CDF_2010_I849042 1960 - n/a
Transverse
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] - 9.3
ATLAS_2017_I1509919 13000 - 26
CDF_2001_I564673 1800 - 16*
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 - 98*
TransAVE
Σ(pT) vs pTlead
CDF_2015_I1388868 [300..1960] - 22*
sumpt-vs-pt-trnsDif
CDF_2010_I849042 1960 - n/a
TransDIF
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 - 3.2
CDF_2015_I1388868 [300..1960] - 10*
CMS_2015_I1385107 2760 - n/a
TransMAX
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 - 18
CDF_2010_I849042 1960 - n/a
CDF_2015_I1388868 [300..1960] - 17*
CMS_2015_I1385107 2760 - n/a
TransMIN
Σ(pT) vs pTlead
ATLAS_2017_I1509919 13000 - 42
CDF_2010_I849042 1960 - n/a
CDF_2015_I1388868 [300..1960] - 33*
CMS_2015_I1385107 2760 - n/a
Toward
Σ(pT) vs pTlead
ATLAS_2010_I879407 [900..7000] - 0.64
ATLAS_2017_I1509919 13000 - 2.6
CDF_2001_I564673 1800 - 0.28*
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.