Generator / tune

Details for Pythia 6.426 z1-lep vs. 6.427

ee → ee : γ*/Z (hadronic)


Observable Reference Energy χ2+5% (6.426) Δ χ2+5% (6.427)
Aplanarity
ALEPH_1996_I428072 91.2 7.5 -4.9 2.6
ALEPH_2004_I636645 [91.2..206] 1.9* -0.100 1.8*
DELPHI_1996_I424112 91.2 6.4 -4.0 2.4
OPAL_2004_I669402 [91.2..197] 4.5 -3.0 1.5
C parameter
ALEPH_1996_I428072 91.2 3.4 -2.5 0.94
ALEPH_2004_I636645 [91.2..206] 2.2* -0.90 1.3*
DELPHI_1996_I424112 91.2 5.5 -4.0 1.5
OPAL_2004_I669402 [91.2..197] 6.3 -4.6 1.7
Event-Shape Moments
Moments of C
OPAL_2004_I669402 [91.2..197] n/a - n/a
D parameter
DELPHI_1996_I424112 91.2 7.8 -4.3 3.5
OPAL_2004_I669402 [91.2..197] 3.5 -2.2 1.3
M(Heavy Hemisph)
ALEPH_1996_I428072 91.2 1.5 -1.2 0.31
ALEPH_2004_I636645 [91.2..206] 0.57* +0.25 0.82*
DELPHI_1996_I424112 91.2 2.5 -2.0 0.49
OPAL_2004_I669402 [91.2..197] 4.8 -2.8 2.0
Event-Shape Moments
Moments of MH
OPAL_2004_I669402 [91.2..197] n/a - n/a
M(Light Hemisph)
DELPHI_1996_I424112 91.2 5.8 -4.0 1.8
OPAL_2004_I669402 [91.2..197] 6.0 -3.5 2.5
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] 0.89* -0.060 0.83*
DELPHI_1996_I424112 91.2 0.48 -0.12 0.36
Event-Shape Moments
Moments of O
OPAL_2004_I669402 [91.2..197] n/a - n/a
Planarity
ALEPH_2004_I636645 [133..206] 0.72* +0.26 0.98*
DELPHI_1996_I424112 91.2 0.65 -0.13 0.52
Sphericity
ALEPH_1996_I428072 91.2 2.6 -2.0 0.61
ALEPH_2004_I636645 [91.2..206] 0.59* +0.36 0.95*
DELPHI_1996_I424112 91.2 1.6 -1.1 0.51
OPAL_2004_I669402 [91.2..197] 1.2 -0.48 0.72
Event-Shape Moments
Moments of S
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust
ALEPH_2004_I636645 [91.2..206] 1.9* -0.70 1.2*
Thrust Major
ALEPH_2004_I636645 [91.2..206] 0.91* +0.19 1.1*
DELPHI_1996_I424112 91.2 6.0 -5.3 0.71
OPAL_2004_I669402 [91.2..197] 3.7 -2.8 0.90
Event-Shape Moments
Moments of T Major
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust Minor
ALEPH_1996_I428072 91.2 9.3 -6.4 2.9
ALEPH_2004_I636645 [91.2..206] 3.1* -1.1 2.0*
DELPHI_1996_I424112 91.2 12 -8.5 3.5
OPAL_2004_I669402 [91.2..197] 8.0 -5.8 2.2
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] 0.75* -0.31 0.44*
Jet resolution
y23
ALEPH_1996_I428072 91.2 4.2 - n/a
ALEPH_2004_I636645 [91.2..206] 0.41* +0.31 0.72*
OPAL_2004_I669402 [91.2..197] 2.0 -1.3 0.72
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] 1.3* -0.69 0.61*
Jet resolution
y45
ALEPH_2004_I636645 [91.2..206] 1.7* -0.93 0.77*
Jet resolution
y56
ALEPH_2004_I636645 [91.2..206] 1.4* -0.64 0.76*
Charm and Bottom
fweak
DELPHI_2011_I890503 91.2 5.1 -3.2 1.9
OPAL_2003_I599181 91.2 11 -5.5 5.5
SLD_2002_I582951 91.2 2.4 -1.9 0.51
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] 1.1* -0.28 0.82*
DELPHI_1996_I424112 91.2 6.8 -6.1 0.73
OPAL_2004_I669402 [91.2..197] 4.3 -3.4 0.91
Event-Shape Moments
Moments of Btot
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Max)
ALEPH_2004_I636645 [91.2..206] 1.0* -0.20 0.80*
DELPHI_1996_I424112 91.2 5.2 -4.7 0.55
OPAL_2004_I669402 [91.2..197] 4.4 -3.5 0.88
Event-Shape Moments
Moments of Bmax
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Min)
DELPHI_1996_I424112 91.2 7.4 -6.2 1.2
OPAL_2004_I669402 [91.2..197] 5.2 -4.1 1.1
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 +0.20 0.48
Identified Particles
(RqK--RqK+) / (RqK-+RqK+)
SLD_2004_I630327 91.2 11 +1.0 12
Identified Particles
(Rqπ--Rqπ+) / (Rqπ-+Rqπ+)
SLD_2004_I630327 91.2 14 0 14
Identified Particles
(Rqp-Rq) / (Rqp+Rq)
SLD_2004_I630327 91.2 16 - n/a
EEC
DELPHI_1996_I424112 91.2 1.4 -0.95 0.45
EEC Asymmetry
DELPHI_1996_I424112 91.2 0.69 +0.31 1.0
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 4.2 -2.0 2.2
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 0.57 -0.55 0.024
HRS_1986_I18502 29 n/a - n/a
OPAL_1992_I321190 91.2 n/a - n/a
SLD_2004_I630327 91.2 0.79 -0.60 0.19
Charged Particles
<Nch,uds> - <Nch,b>
SLD_2004_I630327 91.2 18 +10 28
Charged Particles
<Nch,uds> - <Nch,c>
SLD_2004_I630327 91.2 24 +11 35
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 6.4 -2.5 3.9
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 4.5 -2.1 2.4
Identified Particles
ρ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charged Particles
pTin (Sph)
ALEPH_1996_I428072 91.2 3.8 -2.8 0.96
DELPHI_1996_I424112 91.2 4.7 -3.3 1.4
Charged Particles
pTin (Thrust)
ALEPH_2004_I636645 [133..206] 2.4* -1.3 1.1*
DELPHI_1996_I424112 91.2 3.7 -2.2 1.5
Charged Particles
pTout (Sph)
ALEPH_1996_I428072 91.2 3.6 -1.9 1.7
DELPHI_1996_I424112 91.2 3.6 -2.0 1.6
Charged Particles
pTout (Thrust)
ALEPH_2004_I636645 206 n/a - 2.7
DELPHI_1996_I424112 91.2 3.5 -1.8 1.7
Charged Particles
<pTout> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.39 +0.060 0.45
Charged Particles
<pT> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.73 +0.030 0.76
Identified Particles
N(q→K-)+N(q̄→K+)
SLD_2004_I630327 91.2 8.8 +1.2 10.0
Identified Particles
N(q→K+)+N(q̄→K-)
SLD_2004_I630327 91.2 24 -2.0 22
Jet rates
One-jet fraction
ALEPH_2004_I636645 [91.2..206] 49* +3.0 52*
Jet rates
Two-jet fraction
ALEPH_2004_I636645 [91.2..206] 3.5* -2.8 0.69*
DELPHI_1996_I424112 91.2 0.43 -0.24 0.19
Jet rates
Three-jet fraction
ALEPH_2004_I636645 [91.2..206] 4.7* -0.30 4.4*
DELPHI_1996_I424112 91.2 2.8 -1.9 0.92
Jet rates
Four-jet fraction
ALEPH_2004_I636645 [91.2..206] 12* -7.3 4.7*
DELPHI_1996_I424112 91.2 8.7 -5.7 3.0
Jet rates
Five-jet fraction
ALEPH_2004_I636645 [91.2..206] 14* -7.9 6.1*
Jet rates
>Six-jet fraction
ALEPH_2004_I636645 [91.2..206] 8.9* -3.5 5.4*
Identified Particles
N(q→π-)+N(q̄→π+)
SLD_2004_I630327 91.2 1.4 +0.80 2.2
Identified Particles
N(q→π+)+N(q̄→π-)
SLD_2004_I630327 91.2 3.6 +2.4 6.0
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 8.3 +1.7 10
Thrust Oblateness
ALEPH_1996_I428072 91.2 2.2 -1.5 0.73
ALEPH_2004_I636645 [91.2..206] 1.2* -0.58 0.62*
DELPHI_1996_I424112 91.2 2.6 -1.4 1.2
OPAL_2004_I669402 [91.2..197] 1.2 -0.51 0.69
1-Thrust
ALEPH_1996_I428072 91.2 5.8 -4.4 1.4
DELPHI_1996_I424112 91.2 4.6 -3.6 1.0
OPAL_2004_I669402 [91.2..197] 6.4 -4.6 1.8
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 1.4 -1.1 0.34
ALEPH_2004_I636645 [133..206] 0.75* -0.060 0.69*
DELPHI_1996_I424112 91.2 1.8 -1.5 0.28
OPAL_1998_I472637 91.2 2.0 -0.30 1.7
SLD_2004_I630327 91.2 3.4 -1.4 2.0
Charm and Bottom
D* spectrum
ALEPH_1999_I507422 91.2 2.1 +1.6 3.7
Charged Particles
xE (energy fraction)
ALEPH_2004_I636645 [133..206] 0.78* -0.080 0.70*
Identified Particles
K spectrum
ALEPH_1996_I428072 91.2 4.9 -2.7 2.2
SLD_2004_I630327 91.2 11 -4.0 7.0*
Identified Particles
K*(892) spectrum
ALEPH_1996_I428072 91.2 1.2 +0.10 1.3
OPAL_1993_I342766 91.2 32 +15 47
Identified Particles
Λ0 spectrum
ALEPH_1996_I428072 91.2 1.3 +3.0 4.3
Identified Particles
Σ(1385) spectrum
ALEPH_1996_I428072 91.2 8.5 +1.3 9.8
DELPHI_1995_I394716 91.2 3.9 -0.70 3.2
Identified Particles
Ξ spectrum
ALEPH_1996_I428072 91.2 2.5 -1.0 1.5
DELPHI_1995_I394716 91.2 2.1 -1.0 1.1
Identified Particles
Ξ(1530) spectrum
ALEPH_1996_I428072 91.2 20 +1.0 21
Identified Particles
η spectrum
ALEPH_1996_I428072 91.2 34 -12 22
L3_1992_I336180 91.2 1.5 +0.20 1.7
Identified Particles
η' spectrum
ALEPH_1996_I428072 91.2 31 -17 14
Identified Particles
γ spectrum
ALEPH_1996_I428072 91.2 9.1 -1.3 7.8
Charged Particles
Ln(xp)
ALEPH_1996_I428072 91.2 1.4 -1.1 0.33
ALEPH_2004_I636645 [133..206] 1.2* -0.45 0.75*
DELPHI_1996_I424112 91.2 1.4 -1.2 0.25
OPAL_1998_I472637 91.2 1.2* +0.40 1.6
Identified Particles
ω(782) spectrum
ALEPH_1996_I428072 91.2 0.95 +0.75 1.7
Identified Particles
p spectrum
ALEPH_1996_I428072 91.2 2.2 -1.0 1.2
SLD_2004_I630327 91.2 8.1* -2.5 5.6*
Identified Particles
φ spectrum
ALEPH_1996_I428072 91.2 1.4 +1.1 2.5
Identified Particles
π spectrum
ALEPH_1996_I428072 91.2 0.38 +0.34 0.72
SLD_2004_I630327 91.2 2.6 +0.10 2.7
Identified Particles
ρ spectrum
ALEPH_1996_I428072 91.2 2.8 -0.80 2.0
Charged Particles
Rapidity wrt Sphericity axis
ALEPH_2004_I636645 [133..206] 0.77* -0.010 0.76*
DELPHI_1996_I424112 91.2 0.92 -0.72 0.20
Charged Particles
Rapidity wrt Thrust axis
ALEPH_1996_I428072 91.2 0.88 -0.65 0.23
ALEPH_2004_I636645 [133..206] 0.72* -0.020 0.70*
DELPHI_1996_I424112 91.2 1.7 -1.4 0.29

* 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.