Known decays of Upsilon_2(1D)

(Only the first generation of decays, no cascades)

Final state Branching
$\Upsilon^{}_{2}(1D)$ $\to$ $\Upsilon^{}_{}(1S)$ $\pi^{+}_{}$ $\pi^{-}_{}$ 1.4e-3
$\Upsilon^{}_{2}(1D)$ $\to$ $\Upsilon^{}_{}(1S)$ $\pi^{0}_{}$ $\pi^{0}_{}$ 7.0e-4
$\Upsilon^{}_{2}(1D)$ $\to$ $\chi^{}_{b2}(1P)$ $\gamma^{}_{}$ 2.0e-1
$\Upsilon^{}_{2}(1D)$ $\to$ $\chi^{}_{b1}(1P)$ $\gamma^{}_{}$ 7.8e-1
$\Upsilon^{}_{2}(1D)$ $\to$ $g^{}_{}$ $g^{}_{}$ $g^{}_{}$ 9.9e-3