${{\mathit \pi}^{0}}$ $\rightarrow$ 3 ${{\mathit \gamma}}$   Decay Mode Summary INSPIRE   PDGID:
S009.4
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{12}$ ${{\mathit \pi}^{0}}$ $\rightarrow$ 3 ${{\mathit \gamma}}$ $<3.1 \times 10^{-8}$ CL= 90% 67
Category: Charge conjugation ($\mathit C$) or Lepton Family number ($\mathit LF$) violating modes
Note: (C) CHARGE CONJUGATION ($\mathit C$) INVARIANCE
The following data is related to the above value:
$\Gamma($ ${{\mathit \pi}^{0}}$ $\rightarrow$ 3 ${{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{12}/\Gamma$