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Add physics constants for K1(1270) #15281

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Add physics constants for K1(1270) #15281

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6 changes: 5 additions & 1 deletion Common/Constants/include/CommonConstants/PhysicsConstants.h
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Original file line number Diff line number Diff line change
Expand Up @@ -92,7 +92,9 @@ enum Pdg {
kHyperHelium4 = 1010020040,
kHyperHelium5 = 1010020050,
kHyperHelium4Sigma = 1110020040,
kLambda1520_Py = 102134
kLambda1520_Py = 102134,
kK1_1270_0 = 10313,
kK1_1270Plus = 10323
};

/// \brief Declarations of masses for additional particles
Expand Down Expand Up @@ -158,6 +160,8 @@ constexpr double MassHyperHelium4 = 3.921728;
constexpr double MassHyperHelium5 = 4.839961;
constexpr double MassHyperHelium4Sigma = 3.995;
constexpr double MassLambda1520_Py = 1.5195;
constexpr double MassK1_1270_0 = 1.253;
constexpr double MassK1_1270Plus = 1.272;

/// \brief Declarations of masses for particles in ROOT PDG_t
constexpr double MassDown = 0.00467;
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2 changes: 2 additions & 0 deletions Common/Constants/include/CommonConstants/make_pdg_header.py
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Expand Up @@ -151,6 +151,8 @@ class Pdg(Enum):
kHyperHelium5 = 1010020050
kHyperHelium4Sigma = 1110020040
kLambda1520_Py = 102134 # PYTHIA code different from PDG
kK1_1270_0 = 10313
kK1_1270Plus = 10323


dbPdg = o2.O2DatabasePDG
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