Muon Information

All the listed variables/functions below are public.

TStnMuonBlock:

• (TStnMuon*) Muon(int i) : Returns muon candidate i.
• (Integer) fNMuons / NMuons() : Number of muon candidates.
• (Integer) fNHptm / NHptm() : Number of high-Pt muon candidates
• (Integer) fNCmio / NCmio() : number of CMIO muons
• (Integer) fNCmus / NCmus() : number of CMU/CMP stubs ?
• (Integer) fCostub / Costub() : number of cosmic stubs
• (Integer) fNCmuStubs / NCmuStubs() : number of CMU stubs
• (Integer) fNCmpStubs / NCmpStubs() : number of CMP stubs
• (Integer) fNCmxStubs / NCmxStubs() : number of CMX stubs
• (TBaseMuonStub*) CmuStub(int i) : returns CMU stub i
• (TBaseMuonStub*) CmpStub(int i) : returns CMP stub i
• (TBaseMuonStub*) CmxStub(int i) : returns CMX stub i

TStnMuon:

Inherited from TStnLepton:

• (Float) fCharge / Charge()
• (TLorentzVector) fMomentum / (TLorentzVector*) Momentum() : returns (beam-constrained?) 4-momentum of muon
• (Integer) fMcNumber / McNumber() : Currently, HEPG number

Muon-specific:

• (Float) fRawpt : raw muon Pt, from COT information
• (Float) fPt : beam-constrained Pt of muon track
• (Float) fEHad / HadEnergy() : hadronic energy of muon tower
• (Float) fEEm / EmEnergy() : EM energy of muon tower
• (Float) fEveta / EvEta() : muon event η
• (Float) fPhi : φ of muon
• @(Float) fStat / StatusCode() : muon status code
• (Integer) fNStubs : total number of muon stubs
• (Float) fZv / Zv() : z-coordinate of muon vertex
• (Float) fD0 / D0() : impact parameter of muon track
• (Float) fIso / Iso(): ratio of calorimeter energy in cone of 0.4 to muon track Pt
• @(Float) fTiso / TIso() : sum of Pt of non-muon tracks in cone of 0.4
• @(Float) fCray : cosmic ray filter flag
• @(Integer) fIdwrd / IdWord() : muon ID word from TOPFND
• @(Integer) fIswrd / IsoWord() : muon isolation word from TOPFND
• (Float) fZtrk : z-coordinate of muon track at origin of track
• @(Integer) fFid / FidCode() : muon fiducial word
• (Integer) Detector() : bit 0 = CMU, bit 1 = CMP, bit 2 = CMX; if no bits, CMIO
• (Integer) HasCmuStub() : has stub in CMU
• (Integer) HasCmpStub() : has stub in CMP
• (Integer) HasCmxStub() : has stub in CMX
• (Float) fBte : border tower energy
• (Integer) fNasl : number of axial superlayers hit; obsolete, will go away (DON'T USE)
• (Integer) NAxSl() : number of axial superlayers hit
• (Integer) fNssl : number of stereo superlayers hit; obsolete, will go away (DON'T USE)
• (Integer) NStSl() : number of stereo superlayers hit
• @(Float) fChi2z0 / Chi2Z0() : beam constraint χ² on z0
• @(Float) fChi2d0 / Chi2D0() : beam constraint χ² on d0
• @(Float) fTime / Time() : mean timing of HAD TDC's over hit towers
• (Float) fSigmaT / SigmaT() : spread in time over had towers
• @(Float) fVtxocc : VTX occupancy of muon track
• @(Float) fDteta : detector η of muon track (trajectory extrapolated to CES radius)
• (Integer) TrackNumber() : index to muon track in track block
• (Float) fEHadNeighb / EHadNeighb() : hadronic energy in neighboring tower(s)
• (Float) fEEmNeighb / EEmNeighb() : EM energy in neighboring tower(s)
• (Float) ENeighb() : EEmNeighb() + EHadNeighb()
• (Integer) fNumber / Number() : ?
• (Integer) CmuWedge()
• (Integer) Side()
• (Integer) CmpChamber()
• (Integer) CmpRegion()
• (Integer) NHitsXXXStub()
• (Integer) NHitsXXXWedge/Chamber()
• (Integer) XXXStubNumber()
• (Integer) N[Hit/Nbr][Em/Had]Towers()
• (Float) All that other CMU/CMP/CMX/CSP stuff
• (Float) fCmuStubX : x-coordinate of stub wrt the chamber