${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit f}_{{{J}}}{(2220)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \pi}}{{\mathit \pi}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M071.291
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{199}$ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit f}_{{{J}}}{(2220)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \pi}}{{\mathit \pi}}$ $<5.8 \times 10^{-6}$ CL= 90% 1168
Category: Radiative decays
The following data is related to the above value:
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit f}_{{{J}}}{(2220)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \pi}}{{\mathit \pi}})/\Gamma_{\text{total}}$
$\Gamma_{199}/\Gamma$