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Fixing computation of longitudinal pseudo-proper time #296

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Merged
iarsene merged 7 commits into from
Nov 16, 2021
Merged

Fixing computation of longitudinal pseudo-proper time #296

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2d65d6e
Implementing secondary vertexing for forward tracks in tableReader an…
mcoquet642 Oct 14, 2021
1dd5e13
Clang Format
mcoquet642 Oct 14, 2021
92852e8
Merge branch 'master' of https://github.com/AliceO2Group/O2Physics in…
mcoquet642 Oct 21, 2021
ab84442
Merge branch 'master' of https://github.com/AliceO2Group/O2Physics in…
mcoquet642 Oct 25, 2021
89e2e68
Merge branch 'master' of https://github.com/AliceO2Group/O2Physics in…
mcoquet642 Nov 4, 2021
485f74b
Merge branch 'master' of https://github.com/AliceO2Group/O2Physics in…
mcoquet642 Nov 16, 2021
896e917
Correcting computation of longitudinal pseudo-proper time
mcoquet642 Nov 16, 2021
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4 changes: 2 additions & 2 deletions PWGDQ/Core/VarManager.h
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Original file line number Diff line number Diff line change
Expand Up @@ -982,10 +982,10 @@ void VarManager::FillPairVertexing(C const& collision, T const& t1, T const& t2,
ROOT::Math::PtEtaPhiMVector v2(t2.pt(), t2.eta(), t2.phi(), m2);
ROOT::Math::PtEtaPhiMVector v12 = v1 + v2;

values[kVertexingTauz] = (collision.posZ() - secondaryVertex[2]) * v12.M() / (v12.Pz() * o2::constants::physics::LightSpeedCm2NS);
values[kVertexingTauz] = (collision.posZ() - secondaryVertex[2]) * v12.M() / (TMath::Abs(v12.Pz()) * o2::constants::physics::LightSpeedCm2NS);
values[kVertexingTauxy] = values[kVertexingLxy] * v12.M() / (v12.P() * o2::constants::physics::LightSpeedCm2NS);

values[kVertexingTauzErr] = values[kVertexingLzErr] * v12.M() / (v12.Pz() * o2::constants::physics::LightSpeedCm2NS);
values[kVertexingTauzErr] = values[kVertexingLzErr] * v12.M() / (TMath::Abs(v12.Pz()) * o2::constants::physics::LightSpeedCm2NS);
values[kVertexingTauxyErr] = values[kVertexingLxyErr] * v12.M() / (v12.P() * o2::constants::physics::LightSpeedCm2NS);
}

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