Generator / tune

Details for Pythia 6.427 362 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 1.0 -0.030 0.97
ALEPH_2004_I636645 [91.2..206] 0.57* -0.030 0.54*
DELPHI_1996_I424112 91.2 0.73 -0.040 0.69
OPAL_2004_I669402 [91.2..197] 0.65 -0.020 0.63
C parameter
ALEPH_1996_I428072 91.2 0.39 -0.010 0.38
ALEPH_2004_I636645 [91.2..206] 0.77* -0.100 0.67*
DELPHI_1996_I424112 91.2 0.65 -0.15 0.50
OPAL_2004_I669402 [91.2..197] 1.2 -0.20 1.0
Event-Shape Moments
Moments of C
OPAL_2004_I669402 [91.2..197] n/a - n/a
D parameter
DELPHI_1996_I424112 91.2 1.6 0 1.6
OPAL_2004_I669402 [91.2..197] 0.85 +0.020 0.87
M(Heavy Hemisph)
ALEPH_1996_I428072 91.2 0.11 +0.17 0.28
ALEPH_2004_I636645 [91.2..206] 0.28* -0.010 0.27*
DELPHI_1996_I424112 91.2 0.16 +0.38 0.54
OPAL_2004_I669402 [91.2..197] 1.4 -0.20 1.2
Event-Shape Moments
Moments of MH
OPAL_2004_I669402 [91.2..197] n/a - n/a
M(Light Hemisph)
DELPHI_1996_I424112 91.2 0.73 -0.15 0.58
OPAL_2004_I669402 [91.2..197] 1.9 -0.20 1.7
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] 0.80* +0.010 0.81*
DELPHI_1996_I424112 91.2 0.17 +0.37 0.54
Event-Shape Moments
Moments of O
OPAL_2004_I669402 [91.2..197] n/a - n/a
Planarity
ALEPH_2004_I636645 [133..206] 0.51* -0.030 0.48*
DELPHI_1996_I424112 91.2 0.67 +0.43 1.1
Sphericity
ALEPH_1996_I428072 91.2 0.31 -0.010 0.30
ALEPH_2004_I636645 [91.2..206] 0.54* -0.040 0.50*
DELPHI_1996_I424112 91.2 0.33 +0.090 0.42
OPAL_2004_I669402 [91.2..197] 0.69 -0.020 0.67
Event-Shape Moments
Moments of S
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust
ALEPH_2004_I636645 [91.2..206] 0.77* -0.030 0.74*
Thrust Major
ALEPH_2004_I636645 [91.2..206] 0.57* +0.040 0.61*
DELPHI_1996_I424112 91.2 0.80 +0.12 0.92
OPAL_2004_I669402 [91.2..197] 0.52 +0.010 0.53
Event-Shape Moments
Moments of T Major
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust Minor
ALEPH_1996_I428072 91.2 1.2 +0.10 1.3
ALEPH_2004_I636645 [91.2..206] 0.84* 0 0.84*
DELPHI_1996_I424112 91.2 1.6 0 1.6
OPAL_2004_I669402 [91.2..197] 1.0 +0.30 1.3
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] 0.59* -0.37 0.22*
Jet resolution
y23
ALEPH_1996_I428072 91.2 0.10 +0.070 0.17
ALEPH_2004_I636645 [91.2..206] 0.51* -0.010 0.50*
OPAL_2004_I669402 [91.2..197] 0.56 -0.020 0.54
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] 0.49* +0.020 0.51*
Jet resolution
y45
ALEPH_2004_I636645 [91.2..206] 0.67* +0.050 0.72*
Jet resolution
y56
ALEPH_2004_I636645 [91.2..206] 0.89* +0.090 0.98*
Charm and Bottom
fweak
DELPHI_2011_I890503 91.2 1.2 +0.50 1.7
OPAL_2003_I599181 91.2 3.4 +0.70 4.1
SLD_2002_I582951 91.2 0.26 +0.11 0.37
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] 0.27* +0.010 0.28*
DELPHI_1996_I424112 91.2 0.69 +0.050 0.74
OPAL_2004_I669402 [91.2..197] 0.59 +0.040 0.63
Event-Shape Moments
Moments of Btot
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Max)
ALEPH_2004_I636645 [91.2..206] 0.57* 0 0.57*
DELPHI_1996_I424112 91.2 0.54 +0.16 0.70
OPAL_2004_I669402 [91.2..197] 0.70 +0.060 0.76
Event-Shape Moments
Moments of Bmax
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Min)
DELPHI_1996_I424112 91.2 0.36 -0.11 0.25
OPAL_2004_I669402 [91.2..197] 0.70 -0.040 0.66
Event-Shape Moments
Moments of Bmin
OPAL_2004_I669402 [91.2..197] n/a - n/a
ΔB(Max-Min)
DELPHI_1996_I424112 91.2 0.23 +0.23 0.46
Identified Particles
(RqK--RqK+) / (RqK-+RqK+)
SLD_2004_I630327 91.2 12 +2.0 14
Identified Particles
(Rqπ--Rqπ+) / (Rqπ-+Rqπ+)
SLD_2004_I630327 91.2 14 -1.0 13
Identified Particles
(Rqp-Rq) / (Rqp+Rq)
SLD_2004_I630327 91.2 20 0 20
EEC
DELPHI_1996_I424112 91.2 0.22 -0.060 0.16
EEC Asymmetry
DELPHI_1996_I424112 91.2 0.87 -0.11 0.76
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 2.1 -0.20 1.9
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 0.052 -0.012 0.040
HRS_1986_I18502 29 n/a - n/a
OPAL_1992_I321190 91.2 n/a - n/a
SLD_2004_I630327 91.2 0.16 -0.050 0.11
Charged Particles
<Nch,uds> - <Nch,b>
SLD_2004_I630327 91.2 22 -6.0 16
Charged Particles
<Nch,uds> - <Nch,c>
SLD_2004_I630327 91.2 5.9 +13 19
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 2.2 0 2.2
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 -0.100 2.7
Identified Particles
ρ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charged Particles
pTin (Sph)
ALEPH_1996_I428072 91.2 1.5 +0.30 1.8
DELPHI_1996_I424112 91.2 2.1 +0.70 2.8
Charged Particles
pTin (Thrust)
ALEPH_2004_I636645 [133..206] 1.2* -0.100 1.1*
DELPHI_1996_I424112 91.2 2.1 +0.10 2.2
Charged Particles
pTout (Sph)
ALEPH_1996_I428072 91.2 1.7 -0.30 1.4
DELPHI_1996_I424112 91.2 2.3 -0.70 1.6
Charged Particles
pTout (Thrust)
ALEPH_2004_I636645 206 n/a - n/a
DELPHI_1996_I424112 91.2 1.9 -0.20 1.7
Charged Particles
<pTout> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.36 -0.080 0.28
Charged Particles
<pT> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.95 +0.25 1.2
Identified Particles
N(q→K-)+N(q̄→K+)
SLD_2004_I630327 91.2 10 +1.0 11
Identified Particles
N(q→K+)+N(q̄→K-)
SLD_2004_I630327 91.2 27 +2.0 29
Jet rates
One-jet fraction
ALEPH_2004_I636645 [91.2..206] 54* +1.0 55*
Jet rates
Two-jet fraction
ALEPH_2004_I636645 [91.2..206] 0.54* +0.030 0.57*
DELPHI_1996_I424112 91.2 0.24 +0.10 0.34
Jet rates
Three-jet fraction
ALEPH_2004_I636645 [91.2..206] 3.2* 0 3.2*
DELPHI_1996_I424112 91.2 0.45 +0.22 0.67
Jet rates
Four-jet fraction
ALEPH_2004_I636645 [91.2..206] 3.7* -0.10 3.6*
DELPHI_1996_I424112 91.2 1.2 +0.20 1.4
Jet rates
Five-jet fraction
ALEPH_2004_I636645 [91.2..206] 4.0* +0.100 4.1*
Jet rates
>Six-jet fraction
ALEPH_2004_I636645 [91.2..206] 3.5* 0 3.5*
Identified Particles
N(q→π-)+N(q̄→π+)
SLD_2004_I630327 91.2 1.5 +0.30 1.8
Identified Particles
N(q→π+)+N(q̄→π-)
SLD_2004_I630327 91.2 4.6 -0.100 4.5
Identified Particles
N(q→p̄)+N(q̄→p)
SLD_2004_I630327 91.2 n/a - n/a
Identified Particles
N(q→p)+N(q̄→p̄)
SLD_2004_I630327 91.2 9.8 -0.70 9.1
Thrust Oblateness
ALEPH_1996_I428072 91.2 0.67 +0.26 0.93
ALEPH_2004_I636645 [91.2..206] 0.76* +0.010 0.77*
DELPHI_1996_I424112 91.2 0.82 +0.58 1.4
OPAL_2004_I669402 [91.2..197] 0.50 +0.15 0.65
1-Thrust
ALEPH_1996_I428072 91.2 0.57 -0.060 0.51
DELPHI_1996_I424112 91.2 0.53 -0.020 0.51
OPAL_2004_I669402 [91.2..197] 1.5 -0.20 1.3
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 0.69 -0.090 0.60
ALEPH_2004_I636645 [133..206] 0.58* +0.030 0.61*
DELPHI_1996_I424112 91.2 1.3 +0.100 1.4
OPAL_1998_I472637 91.2 0.56* +1.1 1.7
SLD_2004_I630327 91.2 2.0 -0.60 1.4
Charm and Bottom
D* spectrum
ALEPH_1999_I507422 91.2 7.4 +0.30 7.7
Charged Particles
xE (energy fraction)
ALEPH_2004_I636645 [133..206] 0.59* +0.040 0.63*
Identified Particles
K spectrum
ALEPH_1996_I428072 91.2 2.9 0 2.9
SLD_2004_I630327 91.2 8.7 -1.7 7.0
Identified Particles
K*(892) spectrum
ALEPH_1996_I428072 91.2 1.2 0 1.2
OPAL_1993_I342766 91.2 32 +2.0 34
Identified Particles
Λ0 spectrum
ALEPH_1996_I428072 91.2 16 -2.0 14
Identified Particles
Σ(1385) spectrum
ALEPH_1996_I428072 91.2 45 +13 58
DELPHI_1995_I394716 91.2 0.22 -0.18 0.037
Identified Particles
Ξ spectrum
ALEPH_1996_I428072 91.2 7.8 -2.6 5.2
DELPHI_1995_I394716 91.2 0.26 +0.010 0.27
Identified Particles
Ξ(1530) spectrum
ALEPH_1996_I428072 91.2 68 +21 89
Identified Particles
η spectrum
ALEPH_1996_I428072 91.2 14 +1.0 15
L3_1992_I336180 91.2 1.3 0 1.3
Identified Particles
η' spectrum
ALEPH_1996_I428072 91.2 14 +2.0 16
Identified Particles
γ spectrum
ALEPH_1996_I428072 91.2 10.0 -0.50 9.5
Charged Particles
Ln(xp)
ALEPH_1996_I428072 91.2 0.41 +0.040 0.45
ALEPH_2004_I636645 [133..206] 0.62* +0.040 0.66*
DELPHI_1996_I424112 91.2 0.80 +0.020 0.82
OPAL_1998_I472637 91.2 0.70* +1.2 1.9*
Identified Particles
ω(782) spectrum
ALEPH_1996_I428072 91.2 1.2 0 1.2
Identified Particles
p spectrum
ALEPH_1996_I428072 91.2 1.1 +0.20 1.3
SLD_2004_I630327 91.2 5.6* 0 5.6*
Identified Particles
φ spectrum
ALEPH_1996_I428072 91.2 3.1 +0.50 3.6
Identified Particles
π spectrum
ALEPH_1996_I428072 91.2 0.52 +0.070 0.59
SLD_2004_I630327 91.2 2.3 -0.40 1.9*
Identified Particles
ρ spectrum
ALEPH_1996_I428072 91.2 2.6 +0.20 2.8
Charged Particles
Rapidity wrt Sphericity axis
ALEPH_2004_I636645 [133..206] 0.73* +0.020 0.75*
DELPHI_1996_I424112 91.2 0.15 +0.040 0.19
Charged Particles
Rapidity wrt Thrust axis
ALEPH_1996_I428072 91.2 0.45 -0.060 0.39
ALEPH_2004_I636645 [133..206] 0.45* +0.030 0.48*
DELPHI_1996_I424112 91.2 0.18 +0.070 0.25

* 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 741 histograms.