Generator / tune

Details for Pythia 6.427 371 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 32 -1.0 31
ALEPH_2004_I636645 [91.2..206] 6.4* -0.10 6.3*
DELPHI_1996_I424112 91.2 30 -1.0 29
OPAL_2004_I669402 [91.2..197] 20 0 20
C parameter
ALEPH_1996_I428072 91.2 19 0 19
ALEPH_2004_I636645 [91.2..206] 9.1* -6.3 2.8*
DELPHI_1996_I424112 91.2 27 +1.0 28
OPAL_2004_I669402 [91.2..197] 26 +1.0 27
Event-Shape Moments
Moments of C
OPAL_2004_I669402 [91.2..197] n/a - n/a
D parameter
DELPHI_1996_I424112 91.2 33 0 33
OPAL_2004_I669402 [91.2..197] 17 0 17
M(Heavy Hemisph)
ALEPH_1996_I428072 91.2 9.6 +0.40 10.0
ALEPH_2004_I636645 [91.2..206] 2.7* -0.20 2.5*
DELPHI_1996_I424112 91.2 14 +1.0 15
OPAL_2004_I669402 [91.2..197] 17 +1.0 18
Event-Shape Moments
Moments of MH
OPAL_2004_I669402 [91.2..197] n/a - n/a
M(Light Hemisph)
DELPHI_1996_I424112 91.2 26 0 26
OPAL_2004_I669402 [91.2..197] 17 0 17
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] 1.3* 0 1.3*
DELPHI_1996_I424112 91.2 3.7 +0.20 3.9
Event-Shape Moments
Moments of O
OPAL_2004_I669402 [91.2..197] n/a - n/a
Planarity
ALEPH_2004_I636645 [133..206] 0.66* -0.060 0.60*
DELPHI_1996_I424112 91.2 4.5 -0.30 4.2
Sphericity
ALEPH_1996_I428072 91.2 17 +1.0 18
ALEPH_2004_I636645 [91.2..206] 2.2* 0 2.2*
DELPHI_1996_I424112 91.2 15 0 15
OPAL_2004_I669402 [91.2..197] 6.8 +0.30 7.1
Event-Shape Moments
Moments of S
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust
ALEPH_2004_I636645 [91.2..206] 8.1* +0.20 8.3*
Thrust Major
ALEPH_2004_I636645 [91.2..206] 2.5* -0.10 2.4*
DELPHI_1996_I424112 91.2 42 +1.0 43
OPAL_2004_I669402 [91.2..197] 21 +1.0 22
Event-Shape Moments
Moments of T Major
OPAL_2004_I669402 [91.2..197] n/a - n/a
Thrust Minor
ALEPH_1996_I428072 91.2 39 0 39
ALEPH_2004_I636645 [91.2..206] 7.7* -0.10 7.6*
DELPHI_1996_I424112 91.2 56 +2.0 58
OPAL_2004_I669402 [91.2..197] 33 -1.0 32
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] 2.3* -0.80 1.5*
Jet resolution
y23
ALEPH_1996_I428072 91.2 n/a - n/a
ALEPH_2004_I636645 [91.2..206] 1.5* 0 1.5*
OPAL_2004_I669402 [91.2..197] 12 0 12
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] 5.1* -0.20 4.9*
Jet resolution
y45
ALEPH_2004_I636645 [91.2..206] 6.8* -0.100 6.7*
Jet resolution
y56
ALEPH_2004_I636645 [91.2..206] 7.2* -0.20 7.0*
Charm and Bottom
fweak
DELPHI_2011_I890503 91.2 12 -2.2 9.8
OPAL_2003_I599181 91.2 26 -4.0 22
SLD_2002_I582951 91.2 7.3 -0.90 6.4
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] 1.6* -0.10 1.5*
DELPHI_1996_I424112 91.2 45 0 45
OPAL_2004_I669402 [91.2..197] 23 0 23
Event-Shape Moments
Moments of Btot
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Max)
ALEPH_2004_I636645 [91.2..206] 1.6* -0.10 1.5*
DELPHI_1996_I424112 91.2 33 0 33
OPAL_2004_I669402 [91.2..197] 23 +1.0 24
Event-Shape Moments
Moments of Bmax
OPAL_2004_I669402 [91.2..197] n/a - n/a
B(Min)
DELPHI_1996_I424112 91.2 35 0 35
OPAL_2004_I669402 [91.2..197] 21 0 21
Event-Shape Moments
Moments of Bmin
OPAL_2004_I669402 [91.2..197] n/a - n/a
ΔB(Max-Min)
DELPHI_1996_I424112 91.2 4.0 -0.40 3.6
Identified Particles
(RqK--RqK+) / (RqK-+RqK+)
SLD_2004_I630327 91.2 14 +2.0 16
Identified Particles
(Rqπ--Rqπ+) / (Rqπ-+Rqπ+)
SLD_2004_I630327 91.2 12 -1.0 11
Identified Particles
(Rqp-Rq) / (Rqp+Rq)
SLD_2004_I630327 91.2 16 - n/a
EEC
DELPHI_1996_I424112 91.2 7.9 +0.30 8.2
EEC Asymmetry
DELPHI_1996_I424112 91.2 2.4 +1.4 3.8
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 4.0 0 4.0
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 2.2 0 2.2
HRS_1986_I18502 29 n/a - n/a
OPAL_1992_I321190 91.2 n/a - n/a
SLD_2004_I630327 91.2 3.0 -0.10 2.9
Charged Particles
<Nch,uds> - <Nch,b>
SLD_2004_I630327 91.2 19 -4.0 15
Charged Particles
<Nch,uds> - <Nch,c>
SLD_2004_I630327 91.2 31 -11 20
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 16 +1.0 17
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 8.7 0 8.7
Identified Particles
ρ multiplicity
DELPHI_1996_I424112 91.2 n/a - n/a
Charged Particles
pTin (Sph)
ALEPH_1996_I428072 91.2 5.5 -1.1 4.4
DELPHI_1996_I424112 91.2 5.8 -1.6 4.2
Charged Particles
pTin (Thrust)
ALEPH_2004_I636645 [133..206] 2.4* -0.10 2.3*
DELPHI_1996_I424112 91.2 4.7 -1.0 3.7
Charged Particles
pTout (Sph)
ALEPH_1996_I428072 91.2 11 0 11
DELPHI_1996_I424112 91.2 8.5 -0.100 8.4
Charged Particles
pTout (Thrust)
ALEPH_2004_I636645 206 n/a - n/a
DELPHI_1996_I424112 91.2 9.0 -0.100 8.9
Charged Particles
<pTout> vs x (Thrust)
DELPHI_1996_I424112 91.2 2.5 0 2.5
Charged Particles
<pT> vs x (Thrust)
DELPHI_1996_I424112 91.2 0.88 +0.12 1.00
Identified Particles
N(q→K-)+N(q̄→K+)
SLD_2004_I630327 91.2 13 0 13
Identified Particles
N(q→K+)+N(q̄→K-)
SLD_2004_I630327 91.2 37 +5.0 42
Jet rates
One-jet fraction
ALEPH_2004_I636645 [91.2..206] 36* -3.0 33*
Jet rates
Two-jet fraction
ALEPH_2004_I636645 [91.2..206] 4.7* -0.10 4.6*
DELPHI_1996_I424112 91.2 5.7 +0.40 6.1
Jet rates
Three-jet fraction
ALEPH_2004_I636645 [91.2..206] 19* +1.0 20*
DELPHI_1996_I424112 91.2 21 0 21
Jet rates
Four-jet fraction
ALEPH_2004_I636645 [91.2..206] 28* 0 28*
DELPHI_1996_I424112 91.2 36 0 36
Jet rates
Five-jet fraction
ALEPH_2004_I636645 [91.2..206] 41* +1.0 42*
Jet rates
>Six-jet fraction
ALEPH_2004_I636645 [91.2..206] 24* 0 24*
Identified Particles
N(q→π-)+N(q̄→π+)
SLD_2004_I630327 91.2 3.3 -0.100 3.2
Identified Particles
N(q→π+)+N(q̄→π-)
SLD_2004_I630327 91.2 2.9 +0.20 3.1
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 13 +2.0 15
Thrust Oblateness
ALEPH_1996_I428072 91.2 4.4 -1.0 3.4
ALEPH_2004_I636645 [91.2..206] 0.32* +0.030 0.35*
DELPHI_1996_I424112 91.2 4.8 -1.0 3.8
OPAL_2004_I669402 [91.2..197] 1.8 -0.20 1.6
1-Thrust
ALEPH_1996_I428072 91.2 30 +1.0 31
DELPHI_1996_I424112 91.2 23 +1.0 24
OPAL_2004_I669402 [91.2..197] 24 0 24
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 5.9 +0.40 6.3
ALEPH_2004_I636645 [133..206] 1.6* 0 1.6*
DELPHI_1996_I424112 91.2 5.6 +0.50 6.1
OPAL_1998_I472637 91.2 3.6 +0.80 4.4*
SLD_2004_I630327 91.2 11 -2.5 8.5
Charm and Bottom
D* spectrum
ALEPH_1999_I507422 91.2 3.4 +0.20 3.6
Charged Particles
xE (energy fraction)
ALEPH_2004_I636645 [133..206] 1.7* 0 1.7*
Identified Particles
K spectrum
ALEPH_1996_I428072 91.2 6.9 -0.20 6.7
SLD_2004_I630327 91.2 16* -2.0 14*
Identified Particles
K*(892) spectrum
ALEPH_1996_I428072 91.2 1.4 0 1.4
OPAL_1993_I342766 91.2 17 0 17
Identified Particles
Λ0 spectrum
ALEPH_1996_I428072 91.2 5.1 +0.20 5.3
Identified Particles
Σ(1385) spectrum
ALEPH_1996_I428072 91.2 17 0 17
DELPHI_1995_I394716 91.2 19 0 19
Identified Particles
Ξ spectrum
ALEPH_1996_I428072 91.2 11 0 11
DELPHI_1995_I394716 91.2 8.4 -0.70 7.7
Identified Particles
Ξ(1530) spectrum
ALEPH_1996_I428072 91.2 5.2 +0.30 5.5
Identified Particles
η spectrum
ALEPH_1996_I428072 91.2 28 +1.0 29
L3_1992_I336180 91.2 1.3 0 1.3
Identified Particles
η' spectrum
ALEPH_1996_I428072 91.2 23 - n/a
Identified Particles
γ spectrum
ALEPH_1996_I428072 91.2 17 0 17
Charged Particles
Ln(xp)
ALEPH_1996_I428072 91.2 5.4 +0.60 6.0
ALEPH_2004_I636645 [133..206] 2.5* 0 2.5*
DELPHI_1996_I424112 91.2 5.0 +0.40 5.4
OPAL_1998_I472637 91.2 4.4* +0.30 4.7*
Identified Particles
ω(782) spectrum
ALEPH_1996_I428072 91.2 0.55 +0.060 0.61
Identified Particles
p spectrum
ALEPH_1996_I428072 91.2 5.0 +0.60 5.6
SLD_2004_I630327 91.2 25* -4.0 21*
Identified Particles
φ spectrum
ALEPH_1996_I428072 91.2 0.80 +0.14 0.94
Identified Particles
π spectrum
ALEPH_1996_I428072 91.2 1.4 0 1.4
SLD_2004_I630327 91.2 3.8* +2.2 6.0
Identified Particles
ρ spectrum
ALEPH_1996_I428072 91.2 3.3 +0.10 3.4
Charged Particles
Rapidity wrt Sphericity axis
ALEPH_2004_I636645 [133..206] 2.7* -0.10 2.6*
DELPHI_1996_I424112 91.2 8.9 -1.0 7.9
Charged Particles
Rapidity wrt Thrust axis
ALEPH_1996_I428072 91.2 7.5 -0.100 7.4
ALEPH_2004_I636645 [133..206] 3.1* -0.10 3.0*
DELPHI_1996_I424112 91.2 14 0 14

* 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.