Generator

Details for Pythia 6.428 default vs. 345

ee → ee : γ*/Z (hadronic)


Observable Reference Energy χ2+5% (default) Δ χ2+5% (345)
Aplanarity
ALEPH_1996_I428072 91.2 2.8 -2.2 0.57
ALEPH_2004_I636645 [91.2..206] 0.75* -0.28 0.47*
DELPHI_1996_I424112 91.2 2.0 -1.7 0.31
OPAL_2004_I669402 [91.2..197] 1.1 -0.69 0.41
C parameter
ALEPH_1996_I428072 91.2 0.78 -0.38 0.40
ALEPH_2004_I636645 [91.2..206] 0.99* -0.25 0.74*
DELPHI_1996_I424112 91.2 0.68 +0.21 0.89
OPAL_2004_I669402 [91.2..197] 0.71 +0.24 0.95
Event-Shape Moments
Moments of C
OPAL_2004_I669402 [91.2..197] n/a - n/a
D parameter
DELPHI_1996_I424112 91.2 1.0 +0.60 1.6
OPAL_2004_I669402 [91.2..197] 0.95 -0.080 0.87
M(Heavy Hemisph)
ALEPH_1996_I428072 91.2 0.13 +0.10 0.23
ALEPH_2004_I636645 [91.2..206] 0.34* +0.18 0.52*
DELPHI_1996_I424112 91.2 0.27 +0.12 0.39
OPAL_2004_I669402 [91.2..197] 1.3 +0.100 1.4
Event-Shape Moments
Moments of MH
OPAL_2004_I669402 [91.2..197] n/a - n/a
M(Light Hemisph)
DELPHI_1996_I424112 91.2 0.76 -0.12 0.64
OPAL_2004_I669402 [91.2..197] 1.3 +0.20 1.5
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] 0.82* -0.050 0.77*
DELPHI_1996_I424112 91.2 0.16 +0.19 0.35
Event-Shape Moments
Moments of O
OPAL_2004_I669402 [91.2..197] n/a - n/a
Planarity
ALEPH_2004_I636645 [133..206] 0.37* +0.13 0.50*
DELPHI_1996_I424112 91.2 0.32 +0.47 0.79
Sphericity
ALEPH_1996_I428072 91.2 0.78 -0.43 0.35
ALEPH_2004_I636645 [91.2..206] 0.33* +0.25 0.58*
DELPHI_1996_I424112 91.2 0.51 +0.040 0.55
OPAL_2004_I669402 [91.2..197] 0.77 -0.11 0.66
Event-Shape Moments
Moments of S
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust
ALEPH_2004_I636645 [91.2..206] 0.85* -0.060 0.79*
Thrust Major
ALEPH_2004_I636645 [91.2..206] 0.39* +0.24 0.63*
DELPHI_1996_I424112 91.2 0.80 +0.30 1.1
OPAL_2004_I669402 [91.2..197] 0.71 -0.27 0.44
Event-Shape Moments
Moments of T Major
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust Minor
ALEPH_1996_I428072 91.2 n/a - 1.0
ALEPH_2004_I636645 [91.2..206] 0.69* +0.12 0.81*
DELPHI_1996_I424112 91.2 1.6 0 1.6
OPAL_2004_I669402 [91.2..197] 1.3 -0.20 1.1
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] 0.27* +0.93 1.2*
Jet resolution
y23
ALEPH_1996_I428072 91.2 0.74 -0.52 0.22
ALEPH_2004_I636645 [91.2..206] 0.40* +0.090 0.49*
OPAL_2004_I669402 [91.2..197] 0.78 -0.24 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] 0.55* -0.11 0.44*
Jet resolution
y45
ALEPH_2004_I636645 [91.2..206] 0.94* -0.26 0.68*
Jet resolution
y56
ALEPH_2004_I636645 [91.2..206] 1.1* -0.10 1.0*
Charm and Bottom
fweak
DELPHI_2011_I890503 91.2 6.1 -2.2 3.9
OPAL_2003_I599181 91.2 8.6 -4.4 4.2
SLD_2002_I582951 91.2 3.1 -1.7 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] 0.26* +0.030 0.29*
DELPHI_1996_I424112 91.2 1.3 -0.20 1.1
OPAL_2004_I669402 [91.2..197] 0.76 -0.14 0.62
Event-Shape Moments
Moments of Btot
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Max)
ALEPH_2004_I636645 [91.2..206] 0.46* +0.060 0.52*
DELPHI_1996_I424112 91.2 0.45 +0.42 0.87
OPAL_2004_I669402 [91.2..197] 0.60 +0.20 0.80
Event-Shape Moments
Moments of Bmax
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Min)
DELPHI_1996_I424112 91.2 0.74 +0.100 0.84
OPAL_2004_I669402 [91.2..197] 0.75 -0.030 0.72
Event-Shape Moments
Moments of Bmin
OPAL_2004_I669402 [91.2..197] n/a - n/a
ΔB(Max-Min)
DELPHI_1996_I424112 91.2 0.59 -0.100 0.49
Identified Particles
(RqK--RqK+) / (RqK-+RqK+)
SLD_2004_I630327 91.2 11 +3.0 14
Identified Particles
(Rqπ--Rqπ+) / (Rqπ-+Rqπ+)
SLD_2004_I630327 91.2 12 +1.0 13
Identified Particles
(Rqp-Rq) / (Rqp+Rq)
SLD_2004_I630327 91.2 20 -1.0 19
EEC
DELPHI_1996_I424112 91.2 0.14 +0.020 0.16
EEC Asymmetry
DELPHI_1996_I424112 91.2 2.4 -1.6 0.77
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 -2.1 2.1
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 0.14 -0.070 0.070
HRS_1986_I18502 29 n/a - n/a
OPAL_1992_I321190 91.2 n/a - n/a
SLD_2004_I630327 91.2 0.25 -0.18 0.073
Charged Particles
<Nch,uds> - <Nch,b>
SLD_2004_I630327 91.2 19 -13 6.0
Charged Particles
<Nch,uds> - <Nch,c>
SLD_2004_I630327 91.2 24 -7.0 17
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 13 -9.4 3.6
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 2.6 +0.10 2.7
Identified Particles
ρ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charged Particles
pTin (Sph)
ALEPH_1996_I428072 91.2 1.1 +0.70 1.8
DELPHI_1996_I424112 91.2 1.8 +0.90 2.7
Charged Particles
pTin (Thrust)
ALEPH_2004_I636645 [133..206] 1.00* +0.20 1.2*
DELPHI_1996_I424112 91.2 0.98 +1.2 2.2
Charged Particles
pTout (Sph)
ALEPH_1996_I428072 91.2 14 -12 1.9
DELPHI_1996_I424112 91.2 15 -13 2.4
Charged Particles
pTout (Thrust)
ALEPH_2004_I636645 206 n/a - n/a
DELPHI_1996_I424112 91.2 13 -11 2.0
Charged Particles
<pTout> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.84 +0.100 0.94
Charged Particles
<pT> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.75 +0.45 1.2
Identified Particles
N(q→K-)+N(q̄→K+)
SLD_2004_I630327 91.2 14 -3.0 11
Identified Particles
N(q→K+)+N(q̄→K-)
SLD_2004_I630327 91.2 13 +16 29
Jet rates
One-jet fraction
ALEPH_2004_I636645 [91.2..206] 48* +7.0 55*
Jet rates
Two-jet fraction
ALEPH_2004_I636645 [91.2..206] 0.81* -0.28 0.53*
DELPHI_1996_I424112 91.2 0.59 -0.40 0.19
Jet rates
Three-jet fraction
ALEPH_2004_I636645 [91.2..206] 5.9* -3.0 2.9*
DELPHI_1996_I424112 91.2 2.2 -1.9 0.29
Jet rates
Four-jet fraction
ALEPH_2004_I636645 [91.2..206] 1.3* +0.100 1.4*
DELPHI_1996_I424112 91.2 1.9 -0.80 1.1
Jet rates
Five-jet fraction
ALEPH_2004_I636645 [91.2..206] 5.5* -2.4 3.1*
Jet rates
>Six-jet fraction
ALEPH_2004_I636645 [91.2..206] 1.8* +1.00 2.8*
Identified Particles
N(q→π-)+N(q̄→π+)
SLD_2004_I630327 91.2 1.8 -0.10 1.7
Identified Particles
N(q→π+)+N(q̄→π-)
SLD_2004_I630327 91.2 2.0 +3.0 5.0
Identified Particles
N(q→p̄)+N(q̄→p)
SLD_2004_I630327 91.2 34 - n/a
Identified Particles
N(q→p)+N(q̄→p̄)
SLD_2004_I630327 91.2 17 -7.9 9.1
Thrust Oblateness
ALEPH_1996_I428072 91.2 0.86 -0.060 0.80
ALEPH_2004_I636645 [91.2..206] 0.37* +0.47 0.84*
DELPHI_1996_I424112 91.2 0.91 +0.19 1.1
OPAL_2004_I669402 [91.2..197] 0.88 -0.45 0.43
1-Thrust
ALEPH_1996_I428072 91.2 0.48 +0.060 0.54
DELPHI_1996_I424112 91.2 0.51 +0.010 0.52
OPAL_2004_I669402 [91.2..197] 0.84 +0.26 1.1
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 1.7 -1.2 0.55
ALEPH_2004_I636645 [133..206] 0.59* +0.030 0.62*
DELPHI_1996_I424112 91.2 2.3 -1.1 1.2
OPAL_1998_I472637 91.2 2.2* -0.70 1.5
SLD_2004_I630327 91.2 2.4* -0.90 1.5
Charm and Bottom
D* spectrum
ALEPH_1999_I507422 91.2 17 -8.6 8.4
Charged Particles
xE (energy fraction)
ALEPH_2004_I636645 [133..206] 0.60* +0.040 0.64*
Identified Particles
K spectrum
ALEPH_1996_I428072 91.2 5.5 -1.9 3.6
SLD_2004_I630327 91.2 11* -4.2 6.8
Identified Particles
K*(892) spectrum
ALEPH_1996_I428072 91.2 8.0 -6.7 1.3
OPAL_1993_I342766 91.2 44 -14 30
Identified Particles
Λ0 spectrum
ALEPH_1996_I428072 91.2 4.9 +6.1 11
Identified Particles
Σ(1385) spectrum
ALEPH_1996_I428072 91.2 17 +9.0 26
DELPHI_1995_I394716 91.2 16 -15 0.88
Identified Particles
Ξ spectrum
ALEPH_1996_I428072 91.2 3.0 +1.2 4.2
DELPHI_1995_I394716 91.2 1.2 -0.92 0.28
Identified Particles
Ξ(1530) spectrum
ALEPH_1996_I428072 91.2 13 +53 66
Identified Particles
η spectrum
ALEPH_1996_I428072 91.2 14 -2.0 12
L3_1992_I336180 91.2 1.00 +0.30 1.3
Identified Particles
η' spectrum
ALEPH_1996_I428072 91.2 38 - n/a
Identified Particles
γ spectrum
ALEPH_1996_I428072 91.2 12 -3.6 8.4
Charged Particles
Ln(xp)
ALEPH_1996_I428072 91.2 1.3 -0.86 0.44
ALEPH_2004_I636645 [133..206] 0.67* -0.010 0.66*
DELPHI_1996_I424112 91.2 1.5 -0.79 0.71
OPAL_1998_I472637 91.2 1.1* +0.30 1.4
Identified Particles
ω(782) spectrum
ALEPH_1996_I428072 91.2 5.6 -4.4 1.2
Identified Particles
p spectrum
ALEPH_1996_I428072 91.2 2.4 -1.4 1.0
SLD_2004_I630327 91.2 13* +2.0 15*
Identified Particles
φ spectrum
ALEPH_1996_I428072 91.2 24 -20 3.8
Identified Particles
π spectrum
ALEPH_1996_I428072 91.2 0.46 +0.060 0.52
SLD_2004_I630327 91.2 0.58* +1.3 1.9*
Identified Particles
ρ spectrum
ALEPH_1996_I428072 91.2 0.94 +1.8 2.7
Charged Particles
Rapidity wrt Sphericity axis
ALEPH_2004_I636645 [133..206] 0.69* +0.12 0.81*
DELPHI_1996_I424112 91.2 0.81 -0.63 0.18
Charged Particles
Rapidity wrt Thrust axis
ALEPH_1996_I428072 91.2 0.21 +0.35 0.56
ALEPH_2004_I636645 [133..206] 0.49* +0.010 0.50*
DELPHI_1996_I424112 91.2 0.33 -0.080 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 742 histograms.