${{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit f}_{{{2}}}{(1950)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}^{*}{(892)}}{{\overline{\mathit K}}^{*}{(892)}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M070.144
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{321}$ ${{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit f}_{{{2}}}{(1950)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}^{*}{(892)}}{{\overline{\mathit K}}^{*}{(892)}}$ ($7.0$ $\pm2.2$) $ \times 10^{-4}$
Category: Radiative decays
The following data is related to the above value:
$\Gamma({{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit f}_{{{2}}}{(1950)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}^{*}{(892)}}{{\overline{\mathit K}}^{*}{(892)}})/\Gamma_{\text{total}}$
$\Gamma_{321}/\Gamma$