${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$   Decay Mode Summary INSPIRE   PDGID:
M176.5
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{10}$ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ $<0.11$ CL= 90% 1936
The following data is related to the above value:
 ▸ expand all datablocks
$\Gamma($ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit J / \psi}{(1S)}}$ $)$ ${\times }$ $\Gamma($ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{3}\Gamma_{10}/\Gamma$
$\Gamma($ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit J / \psi}{(1S)}}$ $)$ ${\times }$ $\Gamma($ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{6}\Gamma_{10}/\Gamma$
$\Gamma($ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \eta}_{{c}}{(1S)}}$ $)$ ${\times }$ $\Gamma($ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{16}\Gamma_{10}/\Gamma$
$\Gamma($ ${{\mathit \chi}_{{c1}}{(3872)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{10}/\Gamma$