${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \eta}}{{\mathit K}^{+}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
S041.354
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{319}$ ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \eta}}{{\mathit K}^{+}}$ ($1.24$ $\pm0.14$) $ \times 10^{-4}$ 1510
Category: Charmonium modes
The following data is related to the above value:
$\Gamma({{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \eta}}{{\mathit K}^{+}})/\Gamma_{\text{total}}$
$\Gamma_{319}/\Gamma$