Generator

Details for Pythia 8.306 default-CD vs. default-DL

pp/ppbar → Soft QCD (inelastic)


Observable Reference Energy χ2+5% (default-CD) Δ χ2+5% (default-DL)
Identified Particles : pT
D0
ALICE_2017_I1511870 7000 n/a - n/a
ALICE_2022_I1868463 13000 5.2 +0.50 5.7
LHCB_2013_I1218996 7000 3.5 +0.10 3.6
Identified Particles : pT
D0
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : σ
D0
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : pT
D+
ALICE_2017_I1511870 7000 1.5 - n/a
LHCB_2013_I1218996 7000 6.0 +0.40 6.4*
Identified Particles : σ
D+
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : Ratios
D+/D0 vs pT
ALICE_2017_I1511870 7000 0.44 - n/a
Identified Particles : pT
Ds+
ALICE_2017_I1511870 7000 0.081 +0.43 0.51
LHCB_2013_I1218996 7000 4.4 -1.1 3.3
Identified Particles : σ
Ds+
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : Ratios
Ds+/D0 vs pT
ALICE_2017_I1511870 7000 0.023 +0.15 0.17
Identified Particles : Ratios
Ds+/D+ vs pT
ALICE_2017_I1511870 7000 0.58 +2.5 3.1
Identified Particles : pT
D*+
ALICE_2017_I1511870 7000 0.83 +0.17 1.0
LHCB_2013_I1218996 7000 7.3 +2.4 9.7
Identified Particles : σ
D*+
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : Ratios
D*+/D0 vs pT
ALICE_2017_I1511870 7000 0.95 +0.35 1.3
K0S2pippim_pt
ALICE_2020_I1797443 13000 10 - n/a
Identified Particles : pT
K0S
ALICE_2011_I881474 900 7.9 +0.70 8.6
ALICE_2020_I1797443 13000 2.9 - n/a
LHCB_2010_I865584 900 3.0 +0.10 3.1
STAR_2006_I722757 200 9.1 - n/a
Identified Particles : Ratios
K-/K+ vs |y|
LHCB_2012_I1119400 [900..7000] 1.3 +0.20 1.5
Identified Particles : Ratios
(K-+K+)/(π-+π+) vs pT
ALICE_2015_I1357424 7000 10 -1.6 8.4
ALICE_2020_I1797443 13000 4.8 - n/a
Identified Particles : Ratios
(K-+K+)/(π-+π+) vs |y|
LHCB_2012_I1119400 [900..7000] 12 0 12
Identified Particles : pT
K-
ALICE_2011_I885104 900 2.9 0 2.9
STAR_2006_I722757 200 21 -5.0 16
STAR_2008_I793126 200 3.0 -0.10 2.9
Identified Particles : pT
K+
ALICE_2011_I885104 900 3.9 +0.20 4.1
STAR_2006_I722757 200 14 0 14
STAR_2008_I793126 200 2.4 -0.30 2.1
Identified Particles : pT
K+ + K-
ALICE_2015_I1357424 7000 3.2 -0.50 2.7
ALICE_2020_I1797443 13000 2.9 - n/a
Kst0Kst0b2pippim_pt
ALICE_2020_I1797443 13000 6.4 -0.20 6.2
Kst0Kst0b_pt
ALICE_2020_I1797443 13000 4.1 +0.20 4.3
Identified Particles : Ratios
Λ/K0S vs pT
ALICE_2011_I881474 900 64 +8.0 72
ALICE_2020_I1797443 13000 23 +1.0 24
LLbar_pt
ALICE_2020_I1797443 13000 39 +1.0 40
Identified Particles : pT
Λ
ALICE_2011_I881474 900 31 0 31
STAR_2006_I722757 200 n/a - n/a
Identified Particles : pT
Λc+
ALICE_2022_I1868463 13000 15 -2.0 13*
LHCB_2013_I1218996 7000 110 +20 130
Identified Particles : Ratios
Λc+/D0 vs pT
ALICE_2022_I1868463 13000 29 - n/a
Identified Particles : Ratios
Λc+ from Σc0,+,++/Λc+ vs pT
ALICE_2022_I1868463 13000 5.9 -1.7 4.2
Identified Particles : Ratios
Λbar/K0S vs pT
LHCB_2011_I917009 [900..7000] 11 +1.0 12
Identified Particles : Ratios
Λbar/K0S vs |y|
LHCB_2011_I917009 [900..7000] 8.9 +0.50 9.4
Identified Particles : Ratios
Λbar/K0S vs |Δy|
LHCB_2011_I917009 [900..7000] 9.7 +0.10 9.8
Identified Particles : Ratios
Λbar/Λ vs pT
LHCB_2011_I917009 [900..7000] 1.8 -0.30 1.5
STAR_2006_I722757 200 n/a - n/a
Identified Particles : Ratios
Λbar/Λ vs |y|
LHCB_2011_I917009 [900..7000] 2.5 -0.10 2.4
Identified Particles : Ratios
Λbar/Λ vs |Δy|
LHCB_2011_I917009 [900..7000] 3.1 +0.30 3.4
Identified Particles : pT
Λbar
ALICE_2011_I881474 900 20 +2.0 22
STAR_2006_I722757 200 n/a - n/a
Omega2phi_pt
ALICE_2020_I1797443 13000 48 -10 38
Omegapm_pt
ALICE_2020_I1797443 13000 110 -21 89
Identified Particles : pT
Σbar(1385)-
ALICE_2014_I1300380 7000 7.4 +2.6 10
Identified Particles : pT
Σbar(1385)+
ALICE_2014_I1300380 7000 10 -1.8 8.2
Identified Particles : pT
Σ(1385)-
ALICE_2014_I1300380 7000 13 -1.0 12
Identified Particles : pT
Σ(1385)+
ALICE_2014_I1300380 7000 11 +3.0 14
Identified Particles : pT
Σc0,+,++
ALICE_2022_I1868463 13000 10 +1.0 11
Identified Particles : Ratios
Σc0,+,++/D0 vs pT
ALICE_2022_I1868463 13000 15 +2.0 17
Identified Particles : pT
Ξ(1530)
ALICE_2014_I1300380 7000 24 - n/a
Xi2phi_pt
ALICE_2020_I1797443 13000 7.8 0 7.8
Identified Particles : pT
Ξ
ALICE_2011_I881474 900 9.1 -0.40 8.7
ALICE_2020_I1797443 13000 69 -9.0 60
Identified Particles : pT
Ξ-
STAR_2006_I722757 200 n/a - n/a
Identified Particles : Ratios
Ξ+/Ξ- vs pT
STAR_2006_I722757 200 n/a - n/a
Identified Particles : pT
Ξ+
STAR_2006_I722757 200 n/a - n/a
<pT>j vs Nch
CMS_2013_I1261026 7000 0.90 -0.59 0.31
<pT> vs Nch
ALICE_2010_I860416 900 0.46* +0.030 0.49*
ATLAS_2010_I849050 900 0.80 +0.060 0.86
CDF_2002_I567774 [630..1800] 2.3 0 2.3
CDF_2009_I817466 1960 1.5 +0.40 1.9
CMS_2013_I1261026 7000 0.85 -0.26 0.59
UA1_1990_I280412 [63..900] 2.6* 0 2.6*
Identified Particles : σ
ccbar
ALICE_2017_I1511870 7000 n/a - n/a
Energy flow
LHCB_2013_I1208105 7000 5.6 +0.20 5.8
Forward energy flow ratio
CMS_2013_I1218372 [900..7000] 1.1 +0.20 1.3
EM energy spectrum
CMS_2017_I1511284 13000 5.3 -0.60 4.7
Hadronic energy spectrum
CMS_2017_I1511284 13000 36 +1.0 37
Total energy spectrum
CMS_2017_I1511284 13000 18 +1.0 19
η Distributions
ALICE_2010_I852264 [900..7000] 0.14 +0.030 0.17
ATLAS_2010_I849050 900 0.44 -0.090 0.35
CDF_1990_I283352 [630..1800] 2.9 0 2.9
CMS_2015_I1384119 13000 0.43 +0.070 0.50
TOTEM_2012_I1115294 7000 0.16 -0.010 0.15
UA5_1982_I176647 53 13 0 13
UA5_1986_I233599 [200..900] 3.2 -0.10 3.1
Identified Particles : Ratios
η/π0 vs pT
ALICE_2012_I1116147 7000 n/a - n/a
Rapidity gap size
ATLAS_2012_I1084540 7000 4.8 +0.10 4.9
Identified Particles : pT
η
ALICE_2012_I1116147 7000 1.4 -0.100 1.3
FB Correlations
b(Nch) vs Δη
UA5_1988_I263399 [200..900] 23 +1.0 24
FB Correlations
b(Nch) vs ηC
UA5_1988_I263399 [200..900] 33 0 33
Jet pT
CMS_2013_I1261026 7000 0.58* - n/a
STAR_2006_I723509 200 9.3* +5.7 15*
Jet Shapes
Differential Jet Shape
CMS_2013_I1261026 7000 1.6 -0.30 1.3
Diffraction
ξ
ATLAS_2019_I1762584 8000 72 -3.0 69
n.E
LHCF_2020_I1783943 13000 130 -10 120
n.avgk
LHCF_2020_I1783943 13000 6.2 0 6.2
n.eflow
LHCF_2020_I1783943 13000 37 0 37
n.k
LHCF_2020_I1783943 13000 55 -2.0 53
Multiplicity Distributions
ALICE_2010_I852264 7000 2.0 +0.10 2.1
ALICE_2010_I852450 [900..2360] 2.9 0 2.9
ATLAS_2010_I849050 900 0.71 -0.26 0.45
CDF_2002_I567774 [630..1800] 16* +1.0 17
CDF_2009_NOTE_9936 1960 n/a - n/a
STAR_2008_I793126 200 n/a - n/a
UA1_1990_I280412 [200..900] 27 -1.0 26
UA5_1987_I244829 546 n/a - n/a
UA5_1989_I267179 [200..900] n/a - n/a
Jet Multiplicities
Nj vs Nch
CMS_2013_I1261026 7000 0.40* +0.80 1.2
Identified Particles : Ratios
p/π+ vs pT
ALICE_2020_I1797443 13000 n/a - n/a
STAR_2006_I709170 200 n/a - n/a
Identified Particles : pT
p
STAR_2006_I709170 200 n/a - n/a
STAR_2008_I793126 200 96 +14 110
Identified Particles : Ratios
pbar/p vs pT
STAR_2006_I709170 200 n/a - n/a
Identified Particles : Ratios
pbar/p vs |y|
LHCB_2012_I1119400 [900..7000] 1.3 0 1.3
Identified Particles : Ratios
pbar/π vs pT
STAR_2006_I709170 200 n/a - n/a
Identified Particles : pT
pbar
STAR_2006_I709170 200 n/a - n/a
STAR_2008_I793126 200 29 -3.0 26
Identified Particles : Ratios
(pbar+p)/(K-+K+) vs |y|
LHCB_2012_I1119400 [900..7000] 1.9 -0.30 1.6
Identified Particles : Ratios
(pbar+p)/(π-+π+) vs pT
ALICE_2015_I1357424 7000 5.2 +0.30 5.5
Identified Particles : Ratios
(pbar+p)/(π-+π+) vs |y|
LHCB_2012_I1119400 [900..7000] 6.5 +0.30 6.8
phi2pippim_pt
ALICE_2020_I1797443 13000 26 -3.0 23
Identified Particles : pT
φ
ALICE_2011_I881474 900 2.2 +1.0 3.2
ALICE_2020_I1797443 13000 14 -2.0 12
ATLAS_2014_I1282441 7000 2.1 +0.10 2.2
LHCB_2011_I919315 7000 6.4 +0.50 6.9
Identified Particles : Y
φ
ATLAS_2014_I1282441 7000 1.6 0 1.6
LHCB_2011_I919315 7000 5.0 -0.30 4.7
Identified Particles : pT
π0
ALICE_2012_I1116147 [900..7000] 1.4* +0.20 1.6*
LHCF_2012_I1115479 7000 3.7 -0.20 3.5
Identified Particles : Ratios
π-/π+ vs pT
STAR_2006_I709170 200 n/a - n/a
Identified Particles : Ratios
π-/π+ vs |y|
LHCB_2012_I1119400 [900..7000] 0.31 -0.060 0.25
Identified Particles : pT
π-
ALICE_2011_I885104 900 3.1 -0.20 2.9
STAR_2006_I709170 200 n/a - n/a
STAR_2008_I793126 200 7.5 +0.90 8.4
Identified Particles : pT
π+
ALICE_2011_I885104 900 3.7 -0.30 3.4
STAR_2006_I709170 200 n/a - n/a
STAR_2008_I793126 200 7.0 -0.40 6.6
Identified Particles : pT
π+ + π-
ALICE_2015_I1357424 7000 6.9 -0.40 6.5
ALICE_2020_I1797443 13000 11 0 11
Identified Particles : pT
pbar
ALICE_2011_I885104 900 4.8 +0.40 5.2
Identified Particles : pT
p
ALICE_2011_I885104 900 5.0 -0.30 4.7
Identified Particles : pT
p + pbar
ALICE_2015_I1357424 7000 3.3 +0.10 3.4
ALICE_2020_I1797443 13000 n/a - n/a
pT Distributions
ALICE_2010_I860416 900 4.5 +0.40 4.9
ATLAS_2010_I849050 900 5.2 +1.2 6.4
CDF_1988_I263320 [630..1800] n/a - n/a
CDF_2009_I817466 1960 n/a - n/a
UA1_1990_I280412 [200..900] 13* +1.0 14*
<pT> vs mass
ALICE_2011_I885104 900 n/a - n/a
ALICE_2014_I1300380 7000 n/a - n/a
STAR_2006_I722757 200 n/a - n/a
Diffraction
Δη
ATLAS_2019_I1762584 8000 76 -12 64
Diffraction
|t|
ATLAS_2019_I1762584 8000 66 -5.0 61
sqrts.xsec
ALICE_2012_I1181770 900:2760:7000 n/a - n/a
Σ(ET)
ATLAS_2012_I1183818 7000 8.0 -0.100 7.9
CDF_2009_I817466 1960 n/a - n/a
UA1_1990_I280412 [200..900] 47 -1.0 46
Σ(ET) vs Nch
UA1_1990_I280412 [200..900] 21 0 21
Diffractive ξ
CMS_2012_I1184941 7000 n/a - n/a
Cross sections
ATLAS_2011_I894867 7000 2.7 +0.100 2.8
CMS_2012_I1193338 7000 1.7 +0.10 1.8

* 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 636 histograms.