Generator / tune

Details for Pythia 6.427 pro-q2o vs. 6.428

ee → ee : γ*/Z (hadronic)


Observable Reference Energy χ2+5% (6.427) Δ χ2+5% (6.428)
Aplanarity
ALEPH_1996_I428072 91.2 2.1 +0.40 2.5
ALEPH_2004_I636645 [91.2..206] 0.61* +0.070 0.68*
DELPHI_1996_I424112 91.2 1.6 +0.50 2.1
OPAL_2004_I669402 [91.2..197] 0.62 +0.14 0.76
C parameter
ALEPH_1996_I428072 91.2 0.57 +0.25 0.82
ALEPH_2004_I636645 [91.2..206] 0.70* +0.17 0.87*
DELPHI_1996_I424112 91.2 0.57 +0.020 0.59
OPAL_2004_I669402 [91.2..197] 0.79 -0.030 0.76
Event-Shape Moments
Moments of C
OPAL_2004_I669402 [91.2..197] n/a - n/a
D parameter
DELPHI_1996_I424112 91.2 0.81 +0.59 1.4
OPAL_2004_I669402 [91.2..197] 0.84 +0.16 1.0
M(Heavy Hemisph)
ALEPH_1996_I428072 91.2 0.17 0 0.17
ALEPH_2004_I636645 [91.2..206] 0.39* +0.020 0.41*
DELPHI_1996_I424112 91.2 0.11 +0.13 0.24
OPAL_2004_I669402 [91.2..197] 0.97 +0.030 1.0
Event-Shape Moments
Moments of MH
OPAL_2004_I669402 [91.2..197] n/a - n/a
M(Light Hemisph)
DELPHI_1996_I424112 91.2 0.37 +0.34 0.71
OPAL_2004_I669402 [91.2..197] 1.5 -0.20 1.3
Event-Shape Moments
Moments of ML
OPAL_2004_I669402 [91.2..197] n/a - n/a
ΔM(Heavy-Light)
ALEPH_2004_I636645 [91.2..206] 0.92* -0.050 0.87*
DELPHI_1996_I424112 91.2 0.097 +0.11 0.21
Event-Shape Moments
Moments of O
OPAL_2004_I669402 [91.2..197] n/a - n/a
Planarity
ALEPH_2004_I636645 [133..206] 0.37* +0.010 0.38*
DELPHI_1996_I424112 91.2 0.55 -0.14 0.41
Sphericity
ALEPH_1996_I428072 91.2 0.27 +0.24 0.51
ALEPH_2004_I636645 [91.2..206] 0.33* -0.020 0.31*
DELPHI_1996_I424112 91.2 0.21 +0.18 0.39
OPAL_2004_I669402 [91.2..197] 0.60 +0.090 0.69
Event-Shape Moments
Moments of S
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust
ALEPH_2004_I636645 [91.2..206] 0.82* +0.090 0.91*
Thrust Major
ALEPH_2004_I636645 [91.2..206] 0.34* +0.060 0.40*
DELPHI_1996_I424112 91.2 0.57 +0.080 0.65
OPAL_2004_I669402 [91.2..197] 0.79 -0.090 0.70
Event-Shape Moments
Moments of T Major
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust Minor
ALEPH_1996_I428072 91.2 1.1 +0.60 1.7
ALEPH_2004_I636645 [91.2..206] 0.63* +0.070 0.70*
DELPHI_1996_I424112 91.2 1.0 +0.20 1.2
OPAL_2004_I669402 [91.2..197] 0.72 +0.17 0.89
Event-Shape Moments
Moments of T Minor
OPAL_2004_I669402 [91.2..197] n/a - n/a
Jet resolution
y12
ALEPH_2004_I636645 [91.2..206] 0.15* +0.20 0.35*
Jet resolution
y23
ALEPH_1996_I428072 91.2 0.69 -0.20 0.49
ALEPH_2004_I636645 [91.2..206] 0.37* +0.030 0.40*
OPAL_2004_I669402 [91.2..197] 0.77 +0.080 0.85
Event-Shape Moments
Moments of Y23
OPAL_2004_I669402 [91.2..197] n/a - n/a
Jet resolution
y34
ALEPH_2004_I636645 [91.2..206] 0.58* +0.040 0.62*
Jet resolution
y45
ALEPH_2004_I636645 [91.2..206] 0.80* +0.090 0.89*
Jet resolution
y56
ALEPH_2004_I636645 [91.2..206] 0.92* +0.080 1.0*
Charm and Bottom
fweak
DELPHI_2011_I890503 91.2 5.5 0 5.5
OPAL_2003_I599181 91.2 2.9 -0.20 2.7
SLD_2002_I582951 91.2 1.3 +0.100 1.4
Charm and Bottom
Mean of fweak
DELPHI_2011_I890503 91.2 n/a - n/a
OPAL_2003_I599181 91.2 n/a - n/a
B(Total)
ALEPH_2004_I636645 [91.2..206] 0.24* +0.050 0.29*
DELPHI_1996_I424112 91.2 0.33 +0.26 0.59
OPAL_2004_I669402 [91.2..197] 0.66 +0.050 0.71
Event-Shape Moments
Moments of Btot
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Max)
ALEPH_2004_I636645 [91.2..206] 0.45* +0.020 0.47*
DELPHI_1996_I424112 91.2 0.20 +0.17 0.37
OPAL_2004_I669402 [91.2..197] 0.55 +0.030 0.58
Event-Shape Moments
Moments of Bmax
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Min)
DELPHI_1996_I424112 91.2 0.25 +0.33 0.58
OPAL_2004_I669402 [91.2..197] 0.70 +0.13 0.83
Event-Shape Moments
Moments of Bmin
OPAL_2004_I669402 [91.2..197] n/a - n/a
ΔB(Max-Min)
DELPHI_1996_I424112 91.2 0.28 +0.35 0.63
Identified Particles
(RqK--RqK+) / (RqK-+RqK+)
SLD_2004_I630327 91.2 14 0 14
Identified Particles
(Rqπ--Rqπ+) / (Rqπ-+Rqπ+)
SLD_2004_I630327 91.2 15 +1.0 16
Identified Particles
(Rqp-Rq) / (Rqp+Rq)
SLD_2004_I630327 91.2 16 - n/a
EEC
DELPHI_1996_I424112 91.2 0.12 +0.020 0.14
EEC Asymmetry
DELPHI_1996_I424112 91.2 1.3 -0.20 1.1
Charm and Bottom
B multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charm and Bottom
D multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
Δ++ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charm and Bottom
D* multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
K multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
SLD_2004_I630327 91.2 1.1 0 1.1
Identified Particles
K*(892) multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
Λ0 multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charm and Bottom
Λb multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
Ω multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
Σ(1385) multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
Ξ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
Ξ(1530) multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charged Particles
Multiplicity Distribution
ALEPH_1996_I428072 91.2 n/a - n/a
DELPHI_1991_I301657 91.2 n/a - n/a
DELPHI_1996_I424112 91.2 n/a - n/a
HRS_1986_I18502 29 n/a - n/a
OPAL_1992_I321190 91.2 n/a - n/a
TASSO_1989_I277658 [14..43.6] n/a - n/a
Charged Particles
<Nch>
DELPHI_1991_I301657 91.2 0.057 +0.012 0.069
HRS_1986_I18502 29 n/a - n/a
OPAL_1992_I321190 91.2 n/a - n/a
SLD_2004_I630327 91.2 0.073 +0.037 0.11
Charged Particles
<Nch,uds> - <Nch,b>
SLD_2004_I630327 91.2 5.5 -1.9 3.6
Charged Particles
<Nch,uds> - <Nch,c>
SLD_2004_I630327 91.2 27 +22 49
Identified Particles
η multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
η' multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
p multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
SLD_2004_I630327 91.2 5.3 +0.30 5.6
Identified Particles
φ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Identified Particles
π multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
SLD_2004_I630327 91.2 2.8 0 2.8
Identified Particles
ρ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charged Particles
pTin (Sph)
ALEPH_1996_I428072 91.2 0.58 +0.17 0.75
DELPHI_1996_I424112 91.2 0.88 +0.62 1.5
Charged Particles
pTin (Thrust)
ALEPH_2004_I636645 [133..206] 1.1* +0.100 1.2*
DELPHI_1996_I424112 91.2 0.36 +0.32 0.68
Charged Particles
pTout (Sph)
ALEPH_1996_I428072 91.2 11 0 11
DELPHI_1996_I424112 91.2 12 +1.0 13
Charged Particles
pTout (Thrust)
ALEPH_2004_I636645 206 n/a - n/a
DELPHI_1996_I424112 91.2 11 0 11
Charged Particles
<pTout> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.83 -0.33 0.50
Charged Particles
<pT> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.50 -0.20 0.30
Identified Particles
N(q→K-)+N(q̄→K+)
SLD_2004_I630327 91.2 13 -3.0 10
Identified Particles
N(q→K+)+N(q̄→K-)
SLD_2004_I630327 91.2 31 -2.0 29
Jet rates
One-jet fraction
ALEPH_2004_I636645 [91.2..206] 51* 0 51*
Jet rates
Two-jet fraction
ALEPH_2004_I636645 [91.2..206] 2.0* 0 2.0*
DELPHI_1996_I424112 91.2 0.48 +0.19 0.67
Jet rates
Three-jet fraction
ALEPH_2004_I636645 [91.2..206] 5.3* -0.100 5.2*
DELPHI_1996_I424112 91.2 1.4 0 1.4
Jet rates
Four-jet fraction
ALEPH_2004_I636645 [91.2..206] 3.7* -0.20 3.5*
DELPHI_1996_I424112 91.2 1.5 +0.70 2.2*
Jet rates
Five-jet fraction
ALEPH_2004_I636645 [91.2..206] 4.1* +0.60 4.7*
Jet rates
>Six-jet fraction
ALEPH_2004_I636645 [91.2..206] 1.9* 0 1.9*
Identified Particles
N(q→π-)+N(q̄→π+)
SLD_2004_I630327 91.2 2.7 -0.60 2.1
Identified Particles
N(q→π+)+N(q̄→π-)
SLD_2004_I630327 91.2 5.1 -0.20 4.9
Identified Particles
N(q→p̄)+N(q̄→p)
SLD_2004_I630327 91.2 43 - n/a
Identified Particles
N(q→p)+N(q̄→p̄)
SLD_2004_I630327 91.2 9.8 +0.20 10
Thrust Oblateness
ALEPH_1996_I428072 91.2 0.77 -0.16 0.61
ALEPH_2004_I636645 [91.2..206] 0.32* +0.010 0.33*
DELPHI_1996_I424112 91.2 0.81 -0.18 0.63
OPAL_2004_I669402 [91.2..197] 0.75 -0.020 0.73
1-Thrust
ALEPH_1996_I428072 91.2 0.35 +0.19 0.54
DELPHI_1996_I424112 91.2 0.31 +0.27 0.58
OPAL_2004_I669402 [91.2..197] 0.91 -0.040 0.87
Event-Shape Moments
Moments of 1-T
OPAL_2004_I669402 [91.2..197] n/a - n/a
Charged Particles
xp (momentum fraction)
ALEPH_1996_I428072 91.2 0.71 -0.100 0.61
ALEPH_2004_I636645 [133..206] 0.59* +0.060 0.65*
DELPHI_1996_I424112 91.2 0.16 +0.040 0.20
OPAL_1998_I472637 91.2 1.5 -0.10 1.4
SLD_2004_I630327 91.2 3.2 -0.50 2.7
Charm and Bottom
D* spectrum
ALEPH_1999_I507422 91.2 6.7 -0.10 6.6
Charged Particles
xE (energy fraction)
ALEPH_2004_I636645 [133..206] 0.61* +0.050 0.66*
Identified Particles
K spectrum
ALEPH_1996_I428072 91.2 2.1 0 2.1
SLD_2004_I630327 91.2 14* -4.0 10*
Identified Particles
K*(892) spectrum
ALEPH_1996_I428072 91.2 0.88 0 0.88
OPAL_1993_I342766 91.2 34 +1.0 35
Identified Particles
Λ0 spectrum
ALEPH_1996_I428072 91.2 5.2 -1.0 4.2
Identified Particles
Σ(1385) spectrum
ALEPH_1996_I428072 91.2 19 +4.0 23
DELPHI_1995_I394716 91.2 1.8 -0.40 1.4
Identified Particles
Ξ spectrum
ALEPH_1996_I428072 91.2 5.2 -1.8 3.4
DELPHI_1995_I394716 91.2 0.96 +0.020 0.98
Identified Particles
Ξ(1530) spectrum
ALEPH_1996_I428072 91.2 48 +18 66
Identified Particles
η spectrum
ALEPH_1996_I428072 91.2 17 +2.0 19
L3_1992_I336180 91.2 1.1 +0.100 1.2
Identified Particles
η' spectrum
ALEPH_1996_I428072 91.2 15 +1.0 16
Identified Particles
γ spectrum
ALEPH_1996_I428072 91.2 8.8 -1.1 7.7
Charged Particles
Ln(xp)
ALEPH_1996_I428072 91.2 0.47 -0.050 0.42
ALEPH_2004_I636645 [133..206] 0.68* +0.0100 0.69*
DELPHI_1996_I424112 91.2 0.17 +0.040 0.21
OPAL_1998_I472637 91.2 1.7* -0.30 1.4
Identified Particles
ω(782) spectrum
ALEPH_1996_I428072 91.2 1.1 -0.25 0.85
Identified Particles
p spectrum
ALEPH_1996_I428072 91.2 1.1 0 1.1
SLD_2004_I630327 91.2 7.3* +4.7 12*
Identified Particles
φ spectrum
ALEPH_1996_I428072 91.2 2.7 +0.50 3.2
Identified Particles
π spectrum
ALEPH_1996_I428072 91.2 0.49 +0.11 0.60
SLD_2004_I630327 91.2 2.8 -0.30 2.5
Identified Particles
ρ spectrum
ALEPH_1996_I428072 91.2 2.8 +0.10 2.9
Charged Particles
Rapidity wrt Sphericity axis
ALEPH_2004_I636645 [133..206] 0.74* -0.020 0.72*
DELPHI_1996_I424112 91.2 0.24 -0.020 0.22
Charged Particles
Rapidity wrt Thrust axis
ALEPH_1996_I428072 91.2 0.40 -0.16 0.24
ALEPH_2004_I636645 [133..206] 0.42* -0.010 0.41*
DELPHI_1996_I424112 91.2 0.18 -0.030 0.15

* 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 742 histograms.