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[14_1_X] update a vertex smearing parameters for 2024 PbPb MC #46735

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Nov 21, 2024
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[14_1_X] update a vertex smearing parameters for 2024 PbPb MC #46735

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1 change: 1 addition & 0 deletions Configuration/StandardSequences/python/VtxSmeared.py
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Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,7 @@
'Realistic2022PbPbCollision' : 'IOMC.EventVertexGenerators.VtxSmearedRealistic2022PbPbCollision_cfi',
'Realistic2023PbPbCollision' : 'IOMC.EventVertexGenerators.VtxSmearedRealistic2023PbPbCollision_cfi',
'Realistic2024ppRefCollision' : 'IOMC.EventVertexGenerators.VtxSmearedRealistic2024ppRefCollision_cfi',
'Realistic2024PbPbCollision' : 'IOMC.EventVertexGenerators.VtxSmearedRealistic2024PbPbCollision_cfi',
}
VtxSmearedDefaultKey='Realistic50ns13TeVCollision'
VtxSmearedHIDefaultKey='RealisticPbPbCollision2018'
13 changes: 13 additions & 0 deletions IOMC/EventVertexGenerators/python/VtxSmearedParameters_cfi.py
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Expand Up @@ -1084,6 +1084,19 @@
Z0 = cms.double(0.3513597)
)

# From 2024 PbPb data run 387998-388425
Realistic2024PbPbCollisionVtxSmearingParameters = cms.PSet(
Phi = cms.double(0.0),
BetaStar = cms.double(50),
Emittance = cms.double(6.684e-08),
Alpha = cms.double(0.0),
SigmaZ = cms.double(4.9068349),
TimeOffset = cms.double(0.0),
X0 = cms.double(0.0302546),
Y0 = cms.double(-0.0170382),
Z0 = cms.double(0.2290316)
)

# Parameters for HL-LHC operation at 13TeV
HLLHCVtxSmearingParameters = cms.PSet(
MeanXIncm = cms.double(0.),
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7 changes: 7 additions & 0 deletions IOMC/EventVertexGenerators/python/VtxSmearedRealistic2024PbPbCollision_cfi.py
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@@ -0,0 +1,7 @@
import FWCore.ParameterSet.Config as cms

from IOMC.EventVertexGenerators.VtxSmearedParameters_cfi import Realistic2024PbPbCollisionVtxSmearingParameters,VtxSmearedCommon
VtxSmeared = cms.EDProducer("BetafuncEvtVtxGenerator",
Realistic2024PbPbCollisionVtxSmearingParameters,
VtxSmearedCommon
)