Generator / tune

Details for Sherpa 2.2.8 default vs. 2.2.9

pp/ppbar → Soft QCD (inelastic)


Observable Reference Energy χ2+5% (2.2.8) Δ χ2+5% (2.2.9)
Identified Particles : pT
D0
ALICE_2017_I1511870 7000 13 -1.0 12
ALICE_2022_I1868463 13000 35 0 35
LHCB_2013_I1218996 7000 450 0 450
Identified Particles : pT
D0
ALICE_2017_I1511870 7000 6.9 +2.8 9.7
Identified Particles : σ
D0
ALICE_2017_I1511870 7000 24 -1.0 23
Identified Particles : pT
D+
ALICE_2017_I1511870 7000 11 +2.0 13
LHCB_2013_I1218996 7000 200 +60 260
Identified Particles : σ
D+
ALICE_2017_I1511870 7000 8.3 +0.30 8.6
Identified Particles : Ratios
D+/D0 vs pT
ALICE_2017_I1511870 7000 1.1 +0.50 1.6
Identified Particles : pT
Ds+
ALICE_2017_I1511870 7000 7.4 +1.2 8.6
LHCB_2013_I1218996 7000 96* -33 63*
Identified Particles : σ
Ds+
ALICE_2017_I1511870 7000 4.2 +0.30 4.5
Identified Particles : Ratios
Ds+/D0 vs pT
ALICE_2017_I1511870 7000 2.5 +1.4 3.9
Identified Particles : Ratios
Ds+/D+ vs pT
ALICE_2017_I1511870 7000 2.1 -0.60 1.5
Identified Particles : pT
D*+
ALICE_2017_I1511870 7000 n/a - 9.1
LHCB_2013_I1218996 7000 150 -10 140
Identified Particles : σ
D*+
ALICE_2017_I1511870 7000 7.9 -0.20 7.7
Identified Particles : Ratios
D*+/D0 vs pT
ALICE_2017_I1511870 7000 n/a - 0.73
K0S2pippim_pt
ALICE_2020_I1797443 13000 14 0 14
Identified Particles : pT
K0S
ALICE_2011_I881474 900 15 0 15
ALICE_2020_I1797443 13000 130 0 130
LHCB_2010_I865584 900 14 0 14
STAR_2006_I722757 200 12 0 12
Identified Particles : Ratios
K-/K+ vs |y|
LHCB_2012_I1119400 [900..7000] 1.6 0 1.6
Identified Particles : Ratios
(K-+K+)/(π-+π+) vs pT
ALICE_2015_I1357424 7000 16 +1.0 17
ALICE_2020_I1797443 13000 8.4 0 8.4
Identified Particles : Ratios
(K-+K+)/(π-+π+) vs |y|
LHCB_2012_I1119400 [900..7000] 26 0 26
Identified Particles : pT
K-
ALICE_2011_I885104 900 5.7 -0.40 5.3
STAR_2006_I722757 200 6.6 +1.6 8.2
STAR_2008_I793126 200 2.9 +0.40 3.3
Identified Particles : pT
K+
ALICE_2011_I885104 900 8.0 +0.60 8.6
STAR_2006_I722757 200 16 -2.0 14
STAR_2008_I793126 200 4.4 +1.1 5.5
Identified Particles : pT
K+ + K-
ALICE_2015_I1357424 7000 33 0 33
ALICE_2020_I1797443 13000 48 -1.0 47
Kst0Kst0b2pippim_pt
ALICE_2020_I1797443 13000 2.4 0 2.4
Kst0Kst0b_pt
ALICE_2020_I1797443 13000 13 0 13
Identified Particles : Ratios
Λ/K0S vs pT
ALICE_2011_I881474 900 330 +50 380
ALICE_2020_I1797443 13000 88 -4.0 84
LLbar_pt
ALICE_2020_I1797443 13000 280 0 280
Identified Particles : pT
Λ
ALICE_2011_I881474 900 64 +3.0 67
STAR_2006_I722757 200 n/a - n/a
Identified Particles : pT
Λc+
ALICE_2022_I1868463 13000 23 0 23
LHCB_2013_I1218996 7000 1,900 0 1,500
Identified Particles : Ratios
Λc+/D0 vs pT
ALICE_2022_I1868463 13000 31 -2.0 29
Identified Particles : Ratios
Λc+ from Σc0,+,++/Λc+ vs pT
ALICE_2022_I1868463 13000 1.5 -0.40 1.1
Identified Particles : Ratios
Λbar/K0S vs pT
LHCB_2011_I917009 [900..7000] 71 +1.0 72
Identified Particles : Ratios
Λbar/K0S vs |y|
LHCB_2011_I917009 [900..7000] 56 +1.0 57
Identified Particles : Ratios
Λbar/K0S vs |Δy|
LHCB_2011_I917009 [900..7000] 61 +1.0 62
Identified Particles : Ratios
Λbar/Λ vs pT
LHCB_2011_I917009 [900..7000] 4.6 +0.50 5.1
STAR_2006_I722757 200 n/a - n/a
Identified Particles : Ratios
Λbar/Λ vs |y|
LHCB_2011_I917009 [900..7000] 2.9 +0.10 3.0
Identified Particles : Ratios
Λbar/Λ vs |Δy|
LHCB_2011_I917009 [900..7000] 5.0 +0.50 5.5
Identified Particles : pT
Λbar
ALICE_2011_I881474 900 48 +1.0 49
STAR_2006_I722757 200 n/a - n/a
Omega2phi_pt
ALICE_2020_I1797443 13000 n/a - 130
Omegapm_pt
ALICE_2020_I1797443 13000 n/a - 250
Identified Particles : pT
Σbar(1385)-
ALICE_2014_I1300380 7000 24 +2.0 26
Identified Particles : pT
Σbar(1385)+
ALICE_2014_I1300380 7000 17 -1.0 16
Identified Particles : pT
Σ(1385)-
ALICE_2014_I1300380 7000 24 0 24
Identified Particles : pT
Σ(1385)+
ALICE_2014_I1300380 7000 24 +1.0 25
Identified Particles : pT
Σc0,+,++
ALICE_2022_I1868463 13000 7.9 +0.100 8.0
Identified Particles : Ratios
Σc0,+,++/D0 vs pT
ALICE_2022_I1868463 13000 6.9 +0.20 7.1
Identified Particles : pT
Ξ(1530)
ALICE_2014_I1300380 7000 41 - n/a
Xi2phi_pt
ALICE_2020_I1797443 13000 70 +19 89
Identified Particles : pT
Ξ
ALICE_2011_I881474 900 23 -1.0 22
ALICE_2020_I1797443 13000 640 +60 700
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 6.2 +1.2 7.4
<pT> vs Nch
ALICE_2010_I860416 900 1.9* +0.20 2.1*
ATLAS_2010_I849050 900 1.1 0 1.1
CDF_2002_I567774 [630..1800] 0.51 -0.010 0.50
CDF_2009_I817466 1960 1.0 -0.48 0.52
CMS_2013_I1261026 7000 3.6 -0.50 3.1
UA1_1990_I280412 [63..900] 5.3* -0.40 4.9*
Identified Particles : σ
ccbar
ALICE_2017_I1511870 7000 20 0 20
Energy flow
LHCB_2013_I1208105 7000 75 -3.0 72
Forward energy flow ratio
CMS_2013_I1218372 [900..7000] 6.5 0 6.5
EM energy spectrum
CMS_2017_I1511284 13000 340 -20 320
Hadronic energy spectrum
CMS_2017_I1511284 13000 390 0 390
Total energy spectrum
CMS_2017_I1511284 13000 3,000 0 3,000
η Distributions
ALICE_2010_I852264 [900..7000] 27 0 27
ATLAS_2010_I849050 900 14 -1.0 13
CDF_1990_I283352 [630..1800] 4.0 0 4.0
CMS_2015_I1384119 13000 49 0 49
TOTEM_2012_I1115294 7000 3.8 +0.10 3.9
UA5_1982_I176647 53 79 0 79
UA5_1986_I233599 [200..900] 40 -1.0 39
Identified Particles : Ratios
η/π0 vs pT
ALICE_2012_I1116147 7000 6.1 -0.40 5.7
Rapidity gap size
ATLAS_2012_I1084540 7000 14,000 +1.0 15,000
Identified Particles : pT
η
ALICE_2012_I1116147 7000 6.9 +0.100 7.0
FB Correlations
b(Nch) vs Δη
UA5_1988_I263399 [200..900] 320,000 -290,000 35,000
FB Correlations
b(Nch) vs ηC
UA5_1988_I263399 [200..900] 4,100 0 4,100
Jet pT
CMS_2013_I1261026 7000 n/a - 10*
STAR_2006_I723509 200 36* -9.0 27*
Jet Shapes
Differential Jet Shape
CMS_2013_I1261026 7000 3.1 -0.40 2.7
Diffraction
ξ
ATLAS_2019_I1762584 8000 n/a - n/a
n.E
LHCF_2020_I1783943 13000 2,100* +290,000 290,000*
n.avgk
LHCF_2020_I1783943 13000 21 0 21
n.eflow
LHCF_2020_I1783943 13000 14,000 +1,000 15,000
n.k
LHCF_2020_I1783943 13000 7,900 0 7,900
Multiplicity Distributions
ALICE_2010_I852264 7000 230 0 230
ALICE_2010_I852450 [900..2360] 75 -1.0 74
ATLAS_2010_I849050 900 45 -1.0 44
CDF_2002_I567774 [630..1800] 660 +180 840
CDF_2009_NOTE_9936 1960 n/a - 800
STAR_2008_I793126 200 n/a - n/a
UA1_1990_I280412 [200..900] 23,000 +1,700 25,000
UA5_1987_I244829 546 19,000 -1,900 17,000
UA5_1989_I267179 [200..900] 12,000* +3,400 16,000*
Jet Multiplicities
Nj vs Nch
CMS_2013_I1261026 7000 43* +3.0 46*
Identified Particles : Ratios
p/π+ vs pT
ALICE_2020_I1797443 13000 n/a - 55
STAR_2006_I709170 200 9.1 +0.70 9.8
Identified Particles : pT
p
STAR_2006_I709170 200 9.8 +0.20 10
STAR_2008_I793126 200 92 +3.0 95
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] 8.9 -0.50 8.4
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 13 +7.0 20
Identified Particles : Ratios
(pbar+p)/(K-+K+) vs |y|
LHCB_2012_I1119400 [900..7000] 14 +1.0 15
Identified Particles : Ratios
(pbar+p)/(π-+π+) vs pT
ALICE_2015_I1357424 7000 120 -10 110
Identified Particles : Ratios
(pbar+p)/(π-+π+) vs |y|
LHCB_2012_I1119400 [900..7000] 56 +1.0 57
phi2pippim_pt
ALICE_2020_I1797443 13000 46 -2.0 44
Identified Particles : pT
φ
ALICE_2011_I881474 900 14 -1.0 13
ALICE_2020_I1797443 13000 110 0 110
ATLAS_2014_I1282441 7000 18 0 18
LHCB_2011_I919315 7000 53 -1.0 52
Identified Particles : Y
φ
ATLAS_2014_I1282441 7000 11 0 11
LHCB_2011_I919315 7000 54 0 54
Identified Particles : pT
π0
ALICE_2012_I1116147 [900..7000] 19* -1.0 18*
LHCF_2012_I1115479 7000 4.5* -0.30 4.2*
Identified Particles : Ratios
π-/π+ vs pT
STAR_2006_I709170 200 0.51 +0.11 0.62
Identified Particles : Ratios
π-/π+ vs |y|
LHCB_2012_I1119400 [900..7000] 0.14 +0.080 0.22
Identified Particles : pT
π-
ALICE_2011_I885104 900 5.8 +0.50 6.3
STAR_2006_I709170 200 4.8 +0.40 5.2
STAR_2008_I793126 200 0.77 +0.17 0.94
Identified Particles : pT
π+
ALICE_2011_I885104 900 5.7 -0.10 5.6
STAR_2006_I709170 200 4.9 +0.70 5.6
STAR_2008_I793126 200 0.67 +0.010 0.68
Identified Particles : pT
π+ + π-
ALICE_2015_I1357424 7000 13 0 13
ALICE_2020_I1797443 13000 16 -1.0 15
Identified Particles : pT
pbar
ALICE_2011_I885104 900 41 +1.0 42
Identified Particles : pT
p
ALICE_2011_I885104 900 43 +4.0 47
Identified Particles : pT
p + pbar
ALICE_2015_I1357424 7000 78 -3.0 75
ALICE_2020_I1797443 13000 n/a - 69
pT Distributions
ALICE_2010_I860416 900 6.0 -0.30 5.7
ATLAS_2010_I849050 900 18 0 18
CDF_1988_I263320 [630..1800] 800 +10 810
CDF_2009_I817466 1960 n/a - n/a
UA1_1990_I280412 [200..900] 590* 0 590*
<pT> vs mass
ALICE_2011_I885104 900 5.4 +0.80 6.2
ALICE_2014_I1300380 7000 3.0 - 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 16,000* -1.0 15,000*
Σ(ET)
ATLAS_2012_I1183818 7000 3,300 0 3,200
CDF_2009_I817466 1960 20 0 20
UA1_1990_I280412 [200..900] n/a - 3,600,000*
Σ(ET) vs Nch
UA1_1990_I280412 [200..900] 6.7 +0.20 6.9
Diffractive ξ
CMS_2012_I1184941 7000 n/a - n/a
Cross sections
ATLAS_2011_I894867 7000 100 0 100
CMS_2012_I1193338 7000 83 +1.0 84

* 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.