${{\mathit \Upsilon}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M049.121
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{113}$ ${{\mathit \Upsilon}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}}$ ($4.7$ ${}^{+2.4}_{-1.9}$) $ \times 10^{-5}$ 4079
Category: Radiative decays
The following data is related to the above value:
$\Gamma({{\mathit \Upsilon}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{{c1}}}})/\Gamma_{\text{total}}$
$\Gamma_{113}/\Gamma$