Hlt2RD_LbToLambdaTauTau_LambdaLLToPPi_TauTo3Pi_OS

Hlt2_Lambdab2LambdaTauTau_LL_OS_ExclusiveLine(name='Hlt2RD_LbToLambdaTauTau_LambdaLLToPPi_TauTo3Pi_OS', prescale=1, persistreco=False)[source]

HLT2 line for Lb -> (L0->p pi-) (tau+->pi+pi+pi-) (tau–>pi-pi-pi+) + CC

Line Name

Hlt2RD_LbToLambdaTauTau_LambdaLLToPPi_TauTo3Pi_OS

Module

Hlt2Conf.lines.rd.b_to_xtaul_hlt2

File location

Hlt/Hlt2Conf/python/Hlt2Conf/lines/rd/b_to_xtaul_hlt2.py at line 2109 (go to this file on gitlab).

Persistence

Selective Persistence (extra_outputs)

Algorithms
Hlt2RD_LbToLambdaTauTau_LambdaLLToPPi_TauTo3Pi_OS (LAZY_AND)

  1. DeterministicPrescaler Hlt2RD_LbToLambdaTauTau_LambdaLLToPPi_TauTo3Pi_OS_Prescaler

  2. VoidFilter require_pvs

  3. TwoBodyCombiner dilepton_from_tauls_3a0b251c_3a0b251c

  4. TwoBodyCombiner rd_lambda_lls_3302401c

5. TwoBodyCombiner beauty_to_xtaul_15ec07a0_15ec07a0 7. Monitor__Global GlobalMonitor__Hlt2RD_LbToLambdaTauTau_LambdaLLToPPi_TauTo3Pi_OS

Hlt2RD_LbToLambdaTauTau_LambdaLLToPPi_TauTo3Pi_OSOutput (NONLAZY_OR)

  1. CopyParticles CopyParticles_678bd67f

  2. CopyParticles CopyParticles_b1e4fc50

  3. CopyParticles CopyParticles_3ec91a6e

  4. CopyParticles CopyParticles_c4713b44

  5. CopyParticles CopyParticles_a505cf4e

  6. CopyParticles CopyParticles_2d5b517e

  7. CopyParticles CopyParticles_95601e6b

  8. PVToRecConverterV1 PVToRecConverterV1_9b94bf2f

  9. RecSummaryMaker RecSummaryMaker_366e4cff

TwoBodyCombiner dilepton_from_tauls_3a0b251c_3a0b251c
Decay descriptor

J/psi(1S) -> tau- tau+

Output particles

DataHandle('/Event/dilepton_from_tauls_3a0b251c_3a0b251c/OutputParticles')

CombinationCut
::Functors::math::in_range( 200.0, MASS, 5000.0 )
CompositeCut
ALL
TwoBodyCombiner rd_lambda_lls_3302401c
Decay descriptor

[Lambda0 -> p+ pi-]cc

Output particles

DataHandle('/Event/rd_lambda_lls_3302401c/OutputParticles')

CombinationCut
( ( ( ABS @ ( MASS - ( MASS @ PARTICLE_PROPERTY(particle_name=Lambda0) ) ) ) < 50.0 ) & MAXDOCACHI2CUT(thresh=25.0) )
CompositeCut
( ( ( ABS @ ( MASS - ( MASS @ PARTICLE_PROPERTY(particle_name=Lambda0) ) ) ) < 35.0 ) & ( ( VALUE_OR(Value=nan) @ _CHI2DOF ) < 20.0 ) & ( VTX_LTIME.bind( BEST_PV.bind( _TES(DataHandles=[DataHandle('/Event/Rec/Vertex/Primary')], DataTypes=['KeyedContainer<LHCb::RecVertex,Containers::KeyedObjectManager<Containers::hashmap> >']), _FORWARDARGS() ), _FORWARDARGS() ) > 0.001 ) & ( VTX_FDCHI2.bind( BEST_PV.bind( _TES(DataHandles=[DataHandle('/Event/Rec/Vertex/Primary')], DataTypes=['KeyedContainer<LHCb::RecVertex,Containers::KeyedObjectManager<Containers::hashmap> >']), _FORWARDARGS() ), _FORWARDARGS() ) > 4.0 ) & ( ( RHO_COORDINATE @ THREEMOMENTUM ) > 0.0 ) )
TwoBodyCombiner beauty_to_xtaul_15ec07a0_15ec07a0
Decay descriptor

[Lambda_b0 ->  J/psi(1S) Lambda0]cc

Output particles

DataHandle('/Event/beauty_to_xtaul_15ec07a0_15ec07a0/OutputParticles')

CombinationCut
::Functors::math::in_range( 1600.0, MASS, 12000.0 )
CompositeCut
( ::Functors::math::in_range( 2000.0, MASS, 10000.0 ) & ( ( VALUE_OR(Value=nan) @ _CHI2DOF ) < 100 ) & ( ( MAGNITUDE @ THREEMOMENTUM ) > 3000.0 ) & ( ( RHO_COORDINATE @ THREEMOMENTUM ) > 1000.0 ) & ( IPCHI2.bind( BEST_PV.bind( _TES(DataHandles=[DataHandle('/Event/Rec/Vertex/Primary')], DataTypes=['KeyedContainer<LHCb::RecVertex,Containers::KeyedObjectManager<Containers::hashmap> >']), _FORWARDARGS() ), _FORWARDARGS() ) < 50.0 ) & ( VTX_FDCHI2.bind( BEST_PV.bind( _TES(DataHandles=[DataHandle('/Event/Rec/Vertex/Primary')], DataTypes=['KeyedContainer<LHCb::RecVertex,Containers::KeyedObjectManager<Containers::hashmap> >']), _FORWARDARGS() ), _FORWARDARGS() ) > 120 ) & ( NORMEDDOT.bind( THREEMOMENTUM, ( ( TOLINALG @ POSITION @ ENDVERTEX ) - ( TOLINALG @ POSITION @ BEST_PV.bind( _TES(DataHandles=[DataHandle('/Event/Rec/Vertex/Primary')], DataTypes=['KeyedContainer<LHCb::RecVertex,Containers::KeyedObjectManager<Containers::hashmap> >']), _FORWARDARGS() ) ) ) ) > 0.995 ) )