Generator / tune

Details for Herwig++ 2.7.0 default vs. 2.7.1

pp/ppbar → Soft QCD (inelastic)


Observable Reference Energy χ2+5% (2.7.0) Δ χ2+5% (2.7.1)
Identified Particles : pT
D0
ALICE_2017_I1511870 7000 n/a - 3.9
ALICE_2022_I1868463 13000 n/a - n/a
LHCB_2013_I1218996 7000 52 +11 63
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 n/a - 2.1
LHCB_2013_I1218996 7000 20 -4.0 16
Identified Particles : σ
D+
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : Ratios
D+/D0 vs pT
ALICE_2017_I1511870 7000 n/a - 1.2
Identified Particles : pT
Ds+
ALICE_2017_I1511870 7000 6.3 -4.7 1.6
LHCB_2013_I1218996 7000 9.7 +19 29*
Identified Particles : σ
Ds+
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : Ratios
Ds+/D0 vs pT
ALICE_2017_I1511870 7000 6.3 -4.8 1.5
Identified Particles : Ratios
Ds+/D+ vs pT
ALICE_2017_I1511870 7000 5.6 -4.4 1.2
Identified Particles : pT
D*+
ALICE_2017_I1511870 7000 4.1 - n/a
LHCB_2013_I1218996 7000 49* -1.0 48
Identified Particles : σ
D*+
ALICE_2017_I1511870 7000 n/a - n/a
Identified Particles : Ratios
D*+/D0 vs pT
ALICE_2017_I1511870 7000 n/a - n/a
K0S2pippim_pt
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : pT
K0S
ALICE_2011_I881474 900 44 +2.0 46
ALICE_2020_I1797443 13000 n/a - n/a
LHCB_2010_I865584 900 4.4 +0.20 4.6
STAR_2006_I722757 200 n/a - n/a
Identified Particles : Ratios
K-/K+ vs |y|
LHCB_2012_I1119400 [900..7000] 1.8 -0.10 1.7
Identified Particles : Ratios
(K-+K+)/(π-+π+) vs pT
ALICE_2015_I1357424 7000 37 +1.0 38
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : Ratios
(K-+K+)/(π-+π+) vs |y|
LHCB_2012_I1119400 [900..7000] 31 +1.0 32
Identified Particles : pT
K-
ALICE_2011_I885104 900 15 +1.0 16
STAR_2006_I722757 200 140 -30 110
STAR_2008_I793126 200 2.2 -0.90 1.3
Identified Particles : pT
K+
ALICE_2011_I885104 900 17 +1.0 18
STAR_2006_I722757 200 89 +7.0 96
STAR_2008_I793126 200 2.0 -1.1 0.93
Identified Particles : pT
K+ + K-
ALICE_2015_I1357424 7000 46 -1.0 45
ALICE_2020_I1797443 13000 n/a - n/a
Kst0Kst0b2pippim_pt
ALICE_2020_I1797443 13000 n/a - n/a
Kst0Kst0b_pt
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : Ratios
Λ/K0S vs pT
ALICE_2011_I881474 900 9.7 -4.7 5.0
ALICE_2020_I1797443 13000 n/a - n/a
LLbar_pt
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : pT
Λ
ALICE_2011_I881474 900 44 -3.0 41
STAR_2006_I722757 200 n/a - n/a
Identified Particles : pT
Λc+
ALICE_2022_I1868463 13000 n/a - n/a
LHCB_2013_I1218996 7000 120 +30 150
Identified Particles : Ratios
Λc+/D0 vs pT
ALICE_2022_I1868463 13000 n/a - n/a
Identified Particles : Ratios
Λc+ from Σc0,+,++/Λc+ vs pT
ALICE_2022_I1868463 13000 n/a - n/a
Identified Particles : Ratios
Λbar/K0S vs pT
LHCB_2011_I917009 [900..7000] 1.4 +0.10 1.5
Identified Particles : Ratios
Λbar/K0S vs |y|
LHCB_2011_I917009 [900..7000] 2.4 +0.20 2.6
Identified Particles : Ratios
Λbar/K0S vs |Δy|
LHCB_2011_I917009 [900..7000] 5.7 +0.30 6.0
Identified Particles : Ratios
Λbar/Λ vs pT
LHCB_2011_I917009 [900..7000] 8.5 -0.30 8.2
STAR_2006_I722757 200 n/a - n/a
Identified Particles : Ratios
Λbar/Λ vs |y|
LHCB_2011_I917009 [900..7000] 4.0 -0.50 3.5
Identified Particles : Ratios
Λbar/Λ vs |Δy|
LHCB_2011_I917009 [900..7000] 0.81 -0.27 0.54
Identified Particles : pT
Λbar
ALICE_2011_I881474 900 36 -4.0 32
STAR_2006_I722757 200 n/a - n/a
Omega2phi_pt
ALICE_2020_I1797443 13000 n/a - n/a
Omegapm_pt
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : pT
Σbar(1385)-
ALICE_2014_I1300380 7000 19 -2.0 17
Identified Particles : pT
Σbar(1385)+
ALICE_2014_I1300380 7000 15 0 15
Identified Particles : pT
Σ(1385)-
ALICE_2014_I1300380 7000 n/a - 20
Identified Particles : pT
Σ(1385)+
ALICE_2014_I1300380 7000 22 +4.0 26
Identified Particles : pT
Σc0,+,++
ALICE_2022_I1868463 13000 n/a - n/a
Identified Particles : Ratios
Σc0,+,++/D0 vs pT
ALICE_2022_I1868463 13000 n/a - n/a
Identified Particles : pT
Ξ(1530)
ALICE_2014_I1300380 7000 n/a - n/a
Xi2phi_pt
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : pT
Ξ
ALICE_2011_I881474 900 13 0 13
ALICE_2020_I1797443 13000 n/a - n/a
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 0.20 -0.090 0.11
<pT> vs Nch
ALICE_2010_I860416 900 4.2* 0 4.2*
ATLAS_2010_I849050 900 0.29 +0.080 0.37
CDF_2002_I567774 [630..1800] 3.3* - n/a
CDF_2009_I817466 1960 n/a - n/a
CMS_2013_I1261026 7000 13 +1.0 14
UA1_1990_I280412 [63..900] 3.7* 0 3.7*
Identified Particles : σ
ccbar
ALICE_2017_I1511870 7000 n/a - n/a
Energy flow
LHCB_2013_I1208105 7000 10 -0.40 9.6
Forward energy flow ratio
CMS_2013_I1218372 [900..7000] 1.4* -0.42 0.98*
EM energy spectrum
CMS_2017_I1511284 13000 n/a - n/a
Hadronic energy spectrum
CMS_2017_I1511284 13000 n/a - n/a
Total energy spectrum
CMS_2017_I1511284 13000 n/a - n/a
η Distributions
ALICE_2010_I852264 [900..7000] 1.9* +0.20 2.1*
ATLAS_2010_I849050 900 7.6 -0.50 7.1
CDF_1990_I283352 [630..1800] 2.8* - n/a
CMS_2015_I1384119 13000 n/a - n/a
TOTEM_2012_I1115294 7000 2.6 0 2.6
UA5_1982_I176647 53 27 -1.0 26
UA5_1986_I233599 [200..900] 8.7 +0.10 8.8
Identified Particles : Ratios
η/π0 vs pT
ALICE_2012_I1116147 7000 n/a - n/a
Rapidity gap size
ATLAS_2012_I1084540 7000 150 -20 130
Identified Particles : pT
η
ALICE_2012_I1116147 7000 1.5 0 1.5
FB Correlations
b(Nch) vs Δη
UA5_1988_I263399 [200..900] 35 +17 52
FB Correlations
b(Nch) vs ηC
UA5_1988_I263399 [200..900] 19 0 19
Jet pT
CMS_2013_I1261026 7000 n/a - n/a
STAR_2006_I723509 200 5.2* +11 16*
Jet Shapes
Differential Jet Shape
CMS_2013_I1261026 7000 1.7 -0.40 1.3
Diffraction
ξ
ATLAS_2019_I1762584 8000 n/a - n/a
n.E
LHCF_2020_I1783943 13000 n/a - n/a
n.avgk
LHCF_2020_I1783943 13000 n/a - n/a
n.eflow
LHCF_2020_I1783943 13000 n/a - n/a
n.k
LHCF_2020_I1783943 13000 n/a - n/a
Multiplicity Distributions
ALICE_2010_I852264 7000 14 0 14
ALICE_2010_I852450 [900..2360] 9.3* 0 9.3*
ATLAS_2010_I849050 900 8.5 +0.100 8.6
CDF_2002_I567774 [630..1800] 13* - n/a
CDF_2009_NOTE_9936 1960 n/a - n/a
STAR_2008_I793126 200 n/a - n/a
UA1_1990_I280412 [200..900] 31* 0 31*
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 58* +14 72*
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 58 -7.0 51
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] 16 -1.0 15
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 12 -3.4 8.6
Identified Particles : Ratios
(pbar+p)/(K-+K+) vs |y|
LHCB_2012_I1119400 [900..7000] 31 -2.0 29
Identified Particles : Ratios
(pbar+p)/(π-+π+) vs pT
ALICE_2015_I1357424 7000 2.4 +1.2 3.6
Identified Particles : Ratios
(pbar+p)/(π-+π+) vs |y|
LHCB_2012_I1119400 [900..7000] 15 0 15
phi2pippim_pt
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : pT
φ
ALICE_2011_I881474 900 14 0 14
ALICE_2020_I1797443 13000 n/a - n/a
ATLAS_2014_I1282441 7000 3.8 +0.10 3.9
LHCB_2011_I919315 7000 40 -1.0 39
Identified Particles : Y
φ
ATLAS_2014_I1282441 7000 1.9 +0.30 2.2
LHCB_2011_I919315 7000 23 0 23
Identified Particles : pT
π0
ALICE_2012_I1116147 [900..7000] 1.1* +0.100 1.2*
LHCF_2012_I1115479 7000 0.43* +0.87 1.3*
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] 0.57 -0.38 0.19
Identified Particles : pT
π-
ALICE_2011_I885104 900 0.74 -0.070 0.67
STAR_2006_I709170 200 n/a - n/a
STAR_2008_I793126 200 1.9 -1.3 0.64
Identified Particles : pT
π+
ALICE_2011_I885104 900 0.87 -0.060 0.81
STAR_2006_I709170 200 n/a - n/a
STAR_2008_I793126 200 1.5 -0.30 1.2
Identified Particles : pT
π+ + π-
ALICE_2015_I1357424 7000 7.5 +0.100 7.6
ALICE_2020_I1797443 13000 n/a - n/a
Identified Particles : pT
pbar
ALICE_2011_I885104 900 3.6 +0.30 3.9
Identified Particles : pT
p
ALICE_2011_I885104 900 0.74 +0.46 1.2
Identified Particles : pT
p + pbar
ALICE_2015_I1357424 7000 7.5 +0.60 8.1
ALICE_2020_I1797443 13000 n/a - n/a
pT Distributions
ALICE_2010_I860416 900 6.0 -0.70 5.3
ATLAS_2010_I849050 900 n/a - n/a
CDF_1988_I263320 [630..1800] n/a - n/a
CDF_2009_I817466 1960 n/a - n/a
UA1_1990_I280412 [200..900] n/a - 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 n/a - n/a
Diffraction
|t|
ATLAS_2019_I1762584 8000 n/a - n/a
sqrts.xsec
ALICE_2012_I1181770 900:2760:7000 n/a - n/a
Σ(ET)
ATLAS_2012_I1183818 7000 93 +4.0 97
CDF_2009_I817466 1960 n/a - n/a
UA1_1990_I280412 [200..900] n/a - n/a
Σ(ET) vs Nch
UA1_1990_I280412 [200..900] 15* 0 15*
Diffractive ξ
CMS_2012_I1184941 7000 n/a - n/a
Cross sections
ATLAS_2011_I894867 7000 11 0 11
CMS_2012_I1193338 7000 6.2 +0.100 6.3

* 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.