DELPHI Event r064284e004959
from the 130-140 GeV Run
e+ e- ---> e+ e- e+ e-
From 136.2 GeV run.
Gamma-Gamma interaction into e+ e-, untagged.
e- from ID/FCB with 23 GeV energy in EMF.
e+ (charge unmeasured) in STIC and EMF, total 38 GeV energy.
Characteristics :
Evis = 61 GeV , Mvis = 58 GeV
Emiss = 75 GeV, Mmiss = 73 GeV, P_{t,miss} = 5.7 GeV.