go-hep.org/x/hep@v0.38.1/hepmc/go-hepmc-dump/testdata/small.hepmc.ref (about)

     1  ________________________________________________________________________________
     2  GenEvent: #0001 ID=   20 SignalProcessGenVertex Barcode: -3
     3   Momentum units:     GEV     Position units:      MM
     4   Entries this event: 4 vertices, 8 particles.
     5   Beam Particles are not defined.
     6   RndmState(0)=
     7   Wgts(0)=
     8   EventScale 0.00000 [energy] 	 alphaQCD=0.00000000	 alphaQED=0.00000000
     9                                      GenParticle Legend
    10          Barcode   PDG ID      ( Px,       Py,       Pz,     E ) Stat  DecayVtx
    11  ________________________________________________________________________________
    12  GenVertex:       -1 ID:    0 (X,cT):0
    13   I: 1         1     2212 +0.00e+00,+0.00e+00,+7.00e+03,+7.00e+03   3        -1
    14   O: 1         3        1 +7.50e-01,-1.57e+00,+3.22e+01,+3.22e+01   3        -3
    15  GenVertex:       -2 ID:    0 (X,cT):0
    16   I: 1         2     2212 +0.00e+00,+0.00e+00,-7.00e+03,+7.00e+03   3        -2
    17   O: 1         4       -2 -3.05e+00,-1.90e+01,-5.46e+01,+5.79e+01   3        -3
    18  GenVertex:       -3 ID:    0 (X,cT):0
    19   I: 2         3        1 +7.50e-01,-1.57e+00,+3.22e+01,+3.22e+01   3        -3
    20                4       -2 -3.05e+00,-1.90e+01,-5.46e+01,+5.79e+01   3        -3
    21   O: 2         5       22 -3.81e+00,+1.13e-01,-1.83e+00,+4.23e+00   1
    22                6      -24 +1.52e+00,-2.07e+01,-2.06e+01,+8.59e+01   3        -4
    23  Vertex:       -4 ID:    0 (X,cT)=+1.20e-01,-3.00e-01,+5.00e-02,+4.00e-03
    24   I: 1         6      -24 +1.52e+00,-2.07e+01,-2.06e+01,+8.59e+01   3        -4
    25   O: 2         7        1 -2.44e+00,+2.88e+01,+6.08e+00,+2.96e+01   1
    26                8       -2 +3.96e+00,-4.95e+01,-2.67e+01,+5.64e+01   1
    27  ________________________________________________________________________________