Generator / tune

Details for Pythia 8.307 pptherm vs. 8.308

pp/ppbar → Underlying Event


Observable Reference Energy χ2+5% (8.307) Δ χ2+5% (8.308)
Away
 <pT> vs Nch
 ATLAS_2010_I879407 [900..7000] 0.19 -
ATLAS_2017_I1509919 13000 0.15 -
Transverse
 <pT> vs Nch
 ATLAS_2010_I879407 [900..7000] 0.75 -
ATLAS_2017_I1509919 13000 0.35 -
TransMAX
 <pT> vs Nch
 ATLAS_2017_I1509919 13000 0.39 -
TransMIN
 <pT> vs Nch
 ATLAS_2017_I1509919 13000 0.52 -
Toward
 <pT> vs Nch
 ATLAS_2010_I879407 [900..7000] 0.35 -
ATLAS_2017_I1509919 13000 0.15 -
Away
 <pT> vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.18* -
ATLAS_2017_I1509919 13000 0.45 -
Transverse
 <pT> vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.90* -
ATLAS_2017_I1509919 13000 1.5 -
CDF_2010_I849042 1960 n/a -
TransMAX
 <pT> vs pTlead
 ATLAS_2017_I1509919 13000 1.7 -
TransMIN
 <pT> vs pTlead
 ATLAS_2017_I1509919 13000 1.3 -
Toward
 <pT> vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.37* -
ATLAS_2017_I1509919 13000 0.21 -
Transverse
 Strange <N> vs pTlead
 CMS_2012_PAS_QCD_11_010 7000 4.2* -
Transverse
 Max(pT) vs pTlead
 CDF_2010_I849042 1960 n/a -
Transverse
 Nch
 CMS_2011_I916908 [900..7000] 25* -
Δφ distributions
 <Nch> vs Δφ
 ATLAS_2010_I879407 [900..7000] 7.7 -
ATLAS_2017_I1509919 13000 n/a -
CDF_2001_I564673 1800 8.3* -
Transverse
 <Nch> vs ηlead
 ATLAS_2010_I879407 7000 0.80 -
Away
 <Nch> vs pTlead
 ATLAS_2010_I879407 [900..7000] 1.5* -
ATLAS_2017_I1509919 13000 1.4 -
CDF_2001_I564673 1800 1.1* -
CDF_2010_I849042 1960 n/a -
STAR_2009_UE_HELEN 200 n/a -
Transverse
 <Nch> vs pTlead
 ATLAS_2010_I879407 [900..7000] 4.3* -
ATLAS_2017_I1509919 13000 3.7 -
CDF_2001_I564673 1800 2.3* -
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] 5.3* -
nch-vs-pt-trnsDif
 CDF_2010_I849042 1960 n/a -
TransDIF
 <Nch> vs pTlead
 ATLAS_2017_I1509919 13000 1.0 -
CDF_2015_I1388868 [300..1960] 2.1* -
CMS_2015_I1385107 2760 n/a -
TransMAX
 <Nch> vs pTlead
 ATLAS_2017_I1509919 13000 2.1 -
CDF_2010_I849042 1960 n/a -
CDF_2015_I1388868 [300..1960] 4.1* -
CMS_2015_I1385107 2760 n/a -
TransMIN
 <Nch> vs pTlead
 ATLAS_2017_I1509919 13000 7.2 -
CDF_2010_I849042 1960 n/a -
CDF_2015_I1388868 [300..1960] 8.2* -
CMS_2015_I1385107 2760 n/a -
Toward
 <Nch> vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.83* -
ATLAS_2017_I1509919 13000 1.2 -
CDF_2001_I564673 1800 0.84* -
CDF_2010_I849042 1960 n/a -
pTlead
 ATLAS_2017_I1509919 13000 0.58 -
CMS_2011_I916908 [900..7000] 59* -
Transverse
 pT spectrum
 CDF_2001_I564673 1800 n/a -
Δφ distributions
 <pT> vs Δφ
 ATLAS_2010_I879407 [900..7000] 13 -
Transverse
 σ(Nch) vs pTlead
 ATLAS_2010_I879407 [900..7000] 2.5* -
Transverse
 σ(Σ(pT)) vs pTlead
 ATLAS_2010_I879407 [900..7000] 3.8* -
Transverse
 Σ(ET)
 ATLAS_2012_I1183818 7000 2.0* -
Transverse
 Σ(ET) vs η
 ATLAS_2012_I1183818 7000 11 -
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 15* -
Transverse
 Σ(pT) vs ηlead
 ATLAS_2010_I879407 7000 2.0 -
Away
 Σ(pT) vs pTlead
 ATLAS_2010_I879407 [900..7000] 2.0* -
ATLAS_2017_I1509919 13000 2.3 -
CDF_2001_I564673 1800 3.7* -
CDF_2010_I849042 1960 n/a -
Transverse
 Σ(pT) vs pTlead
 ATLAS_2010_I879407 [900..7000] 7.1* -
ATLAS_2017_I1509919 13000 7.7 -
CDF_2001_I564673 1800 6.4* -
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 9.0* -
TransAVE
 Σ(pT) vs pTlead
 CDF_2015_I1388868 [300..1960] 11* -
sumpt-vs-pt-trnsDif
 CDF_2010_I849042 1960 n/a -
TransDIF
 Σ(pT) vs pTlead
 ATLAS_2017_I1509919 13000 2.3 -
CDF_2015_I1388868 [300..1960] 6.9* -
CMS_2015_I1385107 2760 n/a -
TransMAX
 Σ(pT) vs pTlead
 ATLAS_2017_I1509919 13000 6.4 -
CDF_2010_I849042 1960 n/a -
CDF_2015_I1388868 [300..1960] 9.5* -
CMS_2015_I1385107 2760 n/a -
TransMIN
 Σ(pT) vs pTlead
 ATLAS_2017_I1509919 13000 9.7 -
CDF_2010_I849042 1960 n/a -
CDF_2015_I1388868 [300..1960] 13* -
CMS_2015_I1385107 2760 n/a -
Toward
 Σ(pT) vs pTlead
 ATLAS_2010_I879407 [900..7000] 0.49* -
ATLAS_2017_I1509919 13000 0.88 -
CDF_2001_I564673 1800 0.19* -
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.