${{\mathit \Upsilon}{(1S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \Lambda}}$ $/$ ${{\overline{\mathit \Lambda}}}$ anything  Decay Mode Summary INSPIRE   JSON PDGID:
M049.202
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{25}$ ${{\mathit \Upsilon}{(1S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \Lambda}}$ $/$ ${{\overline{\mathit \Lambda}}}$ anything ($3.7$ $\pm0.6$) $ \times 10^{-5}$
Category: Hadronic decays
The following data is related to the above decay:
$\Gamma({{\mathit \Upsilon}{(1S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \Lambda}}$ $/$ ${{\overline{\mathit \Lambda}}}$ anything$)/\Gamma_{\text{total}}$
$\Gamma_{25}/\Gamma$