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Vertex smearing parameters for 2016 #14738

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merged 1 commit into from Jun 7, 2016
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Vertex smearing parameters for 2016 #14738

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2 changes: 1 addition & 1 deletion Configuration/StandardSequences/python/VtxSmeared.py
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Expand Up @@ -38,7 +38,7 @@
'Realistic50ns13TeVCollisionZeroTesla': 'IOMC.EventVertexGenerators.VtxSmearedRealistic50ns13TeVCollisionZeroTesla_cfi',
'Realistic50ns13TeVCollision': 'IOMC.EventVertexGenerators.VtxSmearedRealistic50ns13TeVCollision_cfi',
'Nominal5TeVpp2015Collision': 'IOMC.EventVertexGenerators.VtxSmearedNominal5TeVpp2015Collision_cfi',

'Realistic25ns13TeV2016Collision': 'IOMC.EventVertexGenerators.VtxSmearedRealistic25ns13TeV2016Collision_cfi',
}
VtxSmearedDefaultKey='NominalCollision2015'
VtxSmearedHIDefaultKey='NominalHICollision2015'
26 changes: 26 additions & 0 deletions IOMC/EventVertexGenerators/python/VtxSmearedParameters_cfi.py
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Expand Up @@ -462,6 +462,32 @@
Z0 = cms.double(-1.0985)
)

# From 2016B 3.8T data
# BS parameters extracted from fills 4895 - 4935:
# X0 = 0.064870 +/- 4.9575E-07 [cm]
# Y0 = 0.093639 +/- 4.9233E-07 [cm]
# Z0 = 0.420085 +/- 4.1102E-04 [cm]
# sigmaZ0 = 3.645533 +/- 2.9064E-04 [cm]
#
# From LHC calculator, emittance is 4.906e-8 cm
# https://lpc.web.cern.ch/lpc/lumi2.html
#
# BPIX absolute position:
# X = -0.0267572 cm
# Y = -0.0759102 cm
# Z = -0.511428 cm
Realistic25ns13TeV2016CollisionVtxSmearingParameters = cms.PSet(
Phi = cms.double(0.0),
BetaStar = cms.double(40.0),
Emittance = cms.double(4.906e-8),
Alpha = cms.double(0.0),
SigmaZ = cms.double(3.65),
TimeOffset = cms.double(0.0),
X0 = cms.double(0.09163),
Y0 = cms.double(0.16955),
Z0 = cms.double(0.9315 )
)

# Test HF offset
ShiftedCollision2015VtxSmearingParameters = cms.PSet(
Phi = cms.double(0.0),
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7 changes: 7 additions & 0 deletions IOMC/EventVertexGenerators/python/VtxSmearedRealistic25ns13TeV2016Collision_cfi.py
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@@ -0,0 +1,7 @@
import FWCore.ParameterSet.Config as cms

from IOMC.EventVertexGenerators.VtxSmearedParameters_cfi import *
VtxSmeared = cms.EDProducer("BetafuncEvtVtxGenerator",
Realistic25ns13TeV2016CollisionVtxSmearingParameters,
VtxSmearedCommon
)