Generator / tune

Details for Pythia 6.427 359 vs. v.6.428

pp/ppbar → Z (Drell-Yan)

Observable Cut Energy χ2+5% (6.427) Δ χ2+5% (6.428)
Jet Substructure
Splitting scale d0		 ATLAS 71 < mll < 111 8000 25 +7.0 32
ATLAS 71 < mll < 111 8000 n/a* - 28
ATLAS 71 < mll < 111 8000 24 +6.0 30
ATLAS 71 < mll < 111 8000 n/a* - 26
ATLAS 71 < mll < 111 8000 14 +3.0 17
ATLAS 71 < mll < 111 8000 11 +2.0 13
ATLAS 71 < mll < 111 8000 17 +3.0 20
ATLAS 71 < mll < 111 8000 15 +2.0 17
Jet Substructure
Splitting scale d1		 ATLAS 71 < mll < 111 8000 n/a* - 36
ATLAS 71 < mll < 111 8000 24 +8.0 32
ATLAS 71 < mll < 111 8000 27 +12 39
ATLAS 71 < mll < 111 8000 24 +9.0 33
ATLAS 71 < mll < 111 8000 16 +6.0 22
ATLAS 71 < mll < 111 8000 16 +7.0 23
ATLAS 71 < mll < 111 8000 21 +7.0 28
ATLAS 71 < mll < 111 8000 20 +5.0 25
Jet Substructure
Splitting scale d2		 ATLAS 71 < mll < 111 8000 28 +11 39
ATLAS 71 < mll < 111 8000 n/a* - 37
ATLAS 71 < mll < 111 8000 30 +8.0 38
ATLAS 71 < mll < 111 8000 28 +8.0 36
ATLAS 71 < mll < 111 8000 18 +6.0 24
ATLAS 71 < mll < 111 8000 17 +3.0 20
ATLAS 71 < mll < 111 8000 26 +7.0 33
ATLAS 71 < mll < 111 8000 26 +4.0 30
Jet Substructure
Splitting scale d3		 ATLAS 71 < mll < 111 8000 30 +8.0 38
ATLAS 71 < mll < 111 8000 28 +7.0 35
ATLAS 71 < mll < 111 8000 34 +7.0 41
ATLAS 71 < mll < 111 8000 30 +6.0 36
ATLAS 71 < mll < 111 8000 20 +4.0 24
ATLAS 71 < mll < 111 8000 21 +2.0 23
ATLAS 71 < mll < 111 8000 30 +3.0 33
ATLAS 71 < mll < 111 8000 28 +3.0 31
Jet Substructure
Splitting scale d4		 ATLAS 71 < mll < 111 8000 31 +5.0 36
ATLAS 71 < mll < 111 8000 31 +5.0 36
ATLAS 71 < mll < 111 8000 37 +5.0 42
ATLAS 71 < mll < 111 8000 31 +3.0 34
ATLAS 71 < mll < 111 8000 21 +2.0 23
ATLAS 71 < mll < 111 8000 21 +1.0 22
ATLAS 71 < mll < 111 8000 25 +2.0 27
ATLAS 71 < mll < 111 8000 25 0 25
Jet Substructure
Splitting scale d5		 ATLAS 71 < mll < 111 8000 31 +4.0 35
ATLAS 71 < mll < 111 8000 33 +4.0 37
ATLAS 71 < mll < 111 8000 40 +4.0 44
ATLAS 71 < mll < 111 8000 35 +3.0 38
ATLAS 71 < mll < 111 8000 19 +2.0 21
ATLAS 71 < mll < 111 8000 21 +1.0 22
ATLAS 71 < mll < 111 8000 26 +2.0 28
ATLAS 71 < mll < 111 8000 25 +1.0 26
Jet Substructure
Splitting scale d6		 ATLAS 71 < mll < 111 8000 32 +5.0 37
ATLAS 71 < mll < 111 8000 n/a* - 35
ATLAS 71 < mll < 111 8000 42 +4.0 46
ATLAS 71 < mll < 111 8000 n/a* - 40
ATLAS 71 < mll < 111 8000 21 +2.0 23
ATLAS 71 < mll < 111 8000 21 +1.0 22
ATLAS 71 < mll < 111 8000 26 +2.0 28
ATLAS 71 < mll < 111 8000 27 0 27
Jet Substructure
Splitting scale d7		 ATLAS 71 < mll < 111 8000 36 +4.0 40
ATLAS 71 < mll < 111 8000 38 +3.0 41
ATLAS 71 < mll < 111 8000 40 +3.0 43
ATLAS 71 < mll < 111 8000 37 +1.0 38
ATLAS 71 < mll < 111 8000 21 +1.0 22
ATLAS 71 < mll < 111 8000 20 +1.0 21
ATLAS 71 < mll < 111 8000 24 +2.0 26
ATLAS 71 < mll < 111 8000 23 0 23
Dilepton
Δη		 ATLAS 116 < mll < 150 8000 35 +12 47
ATLAS 116 < mll < 150 8000 34 +3.0 37
ATLAS 150 < mll < 200 8000 30 +5.0 35
ATLAS 150 < mll < 200 8000 27 +7.0 34
ATLAS 200 < mll < 300 8000 17 +2.0 19
ATLAS 200 < mll < 300 8000 20 +2.0 22
ATLAS 300 < mll < 500 8000 6.4 -0.10 6.3
ATLAS 300 < mll < 500 8000 13 0 13
ATLAS 500 < mll < 1500 8000 3.3 +0.10 3.4
ATLAS 500 < mll < 1500 8000 4.5 +0.100 4.6
Dilepton
m		 ATLAS dilepton mass 13000 n/a* - n/a*
ATLAS dilepton mass 13000 n/a* - n/a*
PHENIX Drell-Yan 200 1.4 +0.10 1.5
Dilepton
φ*η		 D0 (electron channel) |yZ| < 1 1960 0.66 +0.54 1.2
D0 (electron channel) 1 < |yZ| < 2 1960 0.70 +0.70 1.4
D0 (electron channel) |yZ| > 2 1960 n/a* - n/a*
D0 (muon channel) |yZ| < 1 1960 0.87 +0.090 0.96
D0 (muon channel) 1 < |yZ| < 2 1960 n/a* - 0.71
LHCb pT(e) > 20, 2 < η < 5, 60 < mee < 120 7000 8.6 +1.4 10
Dilepton
φ*η ratio		 CMS Drell--Yan 13000 0.83 +0.27 1.1
CMS Drell--Yan 13000 1.3 - n/a*
CMS Drell--Yan 13000 n/a* - n/a*
Dilepton
pT		 ATLAS (electron channel, bare) 7000 0.76 -0.030 0.73
ATLAS (electron channel, dressed) 7000 0.77 +0.030 0.80
ATLAS (muon channel, bare) 7000 1.2 -0.48 0.72
ATLAS (muon channel, dressed) 7000 1.2 -0.46 0.74
CDF 66 < mee < 116 1800 12 0 12
CDF 66 < mee < 116 1960 11 +2.0 13
D0 (muon channel) 1960 0.45 -0.070 0.38
D0 (muon channel) 1960 4.9 +0.60 5.5
PHENIX Drell-Yan 200 0.91 +0.070 0.98
Dilepton
y		 ATLAS 116 < mll < 150 8000 36 +10 46
ATLAS 116 < mll < 150 8000 36 +6.0 42
ATLAS 150 < mll < 200 8000 31 +6.0 37
ATLAS 150 < mll < 200 8000 28 +8.0 36
ATLAS 200 < mll < 300 8000 18 +1.0 19
ATLAS 200 < mll < 300 8000 20 +2.0 22
ATLAS 300 < mll < 500 8000 7.2 -0.30 6.9
ATLAS 300 < mll < 500 8000 13 +1.0 14
ATLAS 500 < mll < 1500 8000 2.4 +0.20 2.6
ATLAS 500 < mll < 1500 8000 4.0 +0.100 4.1
LHCb pT(e) > 20, 2 < η < 5, 60 < mee < 120 7000 12 +3.0 15
Jet Multiplicities
Jet multiplicity		 CMS (electron channel) 7000 0.94 - n/a*
CMS (muon channel) 7000 1.8 - n/a*
Jet Multiplicities
Ratios of jet multiplicity		 CMS (electron channel) 7000 0.82 - n/a*
CMS (muon channel) 7000 0.85 - n/a*
pT(Z) ratio CMS Drell--Yan 13000 1.5 -0.52 0.98
CMS Drell--Yan 13000 0.87 +0.93 1.8
CMS Drell--Yan 13000 n/a* - n/a*
CMS Drell--Yan 13000 n/a* - n/a*
CMS Drell--Yan 13000 n/a* - n/a*

* not applicable: because number of bins of data histogram is different than number of bins of theory histogram

The page data is based on 230 histograms.