content Looking at Montre Carlo sample Cosmic MCBOn

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content • Looking at Montre Carlo sample – /Cosmic. MCBOn 10 Ge. V/Summer 08_COSMMC_21

content • Looking at Montre Carlo sample – /Cosmic. MCBOn 10 Ge. V/Summer 08_COSMMC_21 X_v 3/GEN-SIMRAW – + Cosmic. MC_BON_2110_RECO. py (v 1. 1) – + Global. Tag = "COSMMC_21 X: : All" • Expected calibration and alignment conditions at startup – + Global. Tag = "10 PB_V 1: : All" – + Global. Tag = "IDEAL_V 9: : All" – – Total 628 Jobs created 511 Jobs submitted 431 Jobs succeeded 431/628~69% ~ 20 M events 1

Cuts Applied • |eta| < 1. 2 • phi < 0 • inner position

Cuts Applied • |eta| < 1. 2 • phi < 0 • inner position XY in sectors 3, 4, 5 • outer position XY in sectors 9, 10, 11 • at least 44 valid hits Selection efficiency is about 50% 2

1 -Leg GLB Muon’s properties Less GLB muons with better alignment 3

1 -Leg GLB Muon’s properties Less GLB muons with better alignment 3

Charge mis-identified in different systems Integral Mis-Measureed Rate (%) Start. Up Alignment 10 PB

Charge mis-identified in different systems Integral Mis-Measureed Rate (%) Start. Up Alignment 10 PB Alignment IDEAL Alignment GLB Muon cmb 0. 58 0. 66 0. 60 TRK Muon trk sta 2. 39 2. 47 2. 26 2. 99 1. 89 2. 64 STA Muon Hard to see alignment effect, except for TRK muons 4

Charge mis-identified in different systems GLB Muon TRK Muon STA Muon 5

Charge mis-identified in different systems GLB Muon TRK Muon STA Muon 5

Start. Up Alignment 10 PB Alignment IDEAL Alignment Integral Fraction (%) 95. 38+/-0. 06

Start. Up Alignment 10 PB Alignment IDEAL Alignment Integral Fraction (%) 95. 38+/-0. 06 95. 04+/-0. 06 95. 70+/-0. 07 6

Add cut on GLB pt > 20 Ge. V to minimize the effect of

Add cut on GLB pt > 20 Ge. V to minimize the effect of multiple scattering 7

Cut On Pt of GLB > 20 Ge. V Less GLB muons with better

Cut On Pt of GLB > 20 Ge. V Less GLB muons with better alignment 8

Charge mis-identified in different systems Integral Mis-Measureed Rate (%) Start. Up Alignment 10 PB

Charge mis-identified in different systems Integral Mis-Measureed Rate (%) Start. Up Alignment 10 PB Alignment IDEAL Alignment GLB Muon TRK Muon cmb 0. 58 0. 67 0. 59 trk sta 2. 85 3. 56 2. 71 4. 32 2. 18 3. 67 STA Muon 9

Start. Up Alignment 10 PB Alignment IDEAL Alignment Integral Fraction (%) 93. 85+/-0. 09

Start. Up Alignment 10 PB Alignment IDEAL Alignment Integral Fraction (%) 93. 85+/-0. 09 93. 32+/-0. 10 94. 36+/-0. 09 10

1. DONE -Cut on pt = 20 Ge. V, see distributions as eta, phi

1. DONE -Cut on pt = 20 Ge. V, see distributions as eta, phi 2. As function of true pt 3. DONE -First show with integral mis-measure rate 4. DONE -Make Difference more visible 11