${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M071.58
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{182}$ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}}$ ($9.75$ $\pm0.27$) $ \times 10^{-2}$ S=1.1  171
Category: Radiative decays
The following data is related to the above value:
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$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ 2( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}))/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{4}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\overline{\mathit K}}^{0}}{{\mathit K}^{+}}{{\mathit \pi}^{-}}$ + c.c.$)/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{19}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\overline{\mathit K}}^{0}}{{\mathit K}^{+}}{{\mathit \pi}^{-}}$ + c.c.$)/\Gamma_{\text{total}}{\times }\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})$
$\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{19}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}{\times }\Gamma_{182}/\Gamma_{12}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit K}^{+}}{{\mathit K}^{-}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{48}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit K}^{+}}{{\mathit K}^{-}})/\Gamma_{\text{total}}{\times }\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})$
$\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{48}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}{\times }\Gamma_{182}/\Gamma_{12}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ 3( ${{\mathit K}^{+}}{{\mathit K}^{-}}))/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{52}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit p}}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{59}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit p}}})/\Gamma_{\text{total}}{\times }\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})$
$\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{59}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}{\times }\Gamma_{182}/\Gamma_{12}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit p}}}{{\mathit K}_S^0}$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}$ + c.c.$)/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{68}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{73}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}})/\Gamma_{\text{total}}{\times }\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})$
$\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{73}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}{\times }\Gamma_{182}/\Gamma_{12}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}}{{\mathit \eta}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{78}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}}{{\mathit \omega}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{79}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}}{{\mathit \phi}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{80}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\overline{\mathit p}}}{{\mathit \Lambda}{(1520)}}{{\mathit K}_S^0}$ ${{\mathit \pi}^{+}}$ + c.c.$)/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{83}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \Sigma}^{+}}{{\overline{\mathit p}}}{{\mathit K}_S^0}$ + c.c.$)/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{88}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \Sigma}^{0}}{{\overline{\mathit p}}}{{\mathit K}^{+}}$ + c.c.$)/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{89}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma{\times }\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{102}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}$
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}})/\Gamma_{\text{total}}{\times }\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})$
$\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}_{102}/\Gamma^{{{\mathit \chi}_{{{c1}}}{(1P)}}}{\times }\Gamma_{182}/\Gamma_{12}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)/\Gamma_{\text{total}}$
$\Gamma_{10}/\Gamma$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)$
$\Gamma_{7}/\Gamma_{10}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)$
$\Gamma_{8}/\Gamma_{10}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ neutrals$)/\Gamma_{\text{total}}$
$\Gamma_{11}/\Gamma$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)$
$\Gamma_{12}/\Gamma_{10}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ neutrals$)/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})$
$\Gamma_{11}/\Gamma_{12}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)$
$\Gamma_{13}/\Gamma_{10}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \eta}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)$
$\Gamma_{14}/\Gamma_{10}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{0}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)$
$\Gamma_{15}/\Gamma_{10}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}$
$\Gamma_{182}/\Gamma$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c0}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})$
$\Gamma_{181}/\Gamma_{182}$
$\lbrack{}\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c0}}}{(1P)}})/\Gamma_{\text{total}}$+ $\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma_{\text{total}}$+ $\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c2}}}{(1P)}})/\Gamma_{\text{total}}$
($\Gamma_{181}$+ $\Gamma_{182}$+ $\Gamma_{183})/\Gamma$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c2}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})$
$\Gamma_{183}/\Gamma_{182}$
$\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}}{{\mathit \chi}_{{{c1}}}{(1P)}})/\Gamma({{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}{(1P)}})$
$\Gamma_{227}/\Gamma_{182}$