${{\mathit K}_S^0}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
S012.16
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level
P(MeV/c)  
$\Gamma_{8}$ ${{\mathit K}_S^0}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ $<5.1 \times 10^{-12}$ CL= 90% 119
Category: Modes with photons or ${{\mathit \ell}}{{\overline{\mathit \ell}}}$ pairs
The following data is related to the above value: