${{\mathit \Upsilon}{(2S)}}$ $\rightarrow$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$  Decay Mode Summary INSPIRE   PDGID:
M052.5
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level
P(MeV/c)  
$\Gamma_{2}$ ${{\mathit \Upsilon}{(2S)}}$ $\rightarrow$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ ($8.6$ $\pm0.4$) $ \times 10^{-2}$ 480
The following data is related to the above value:
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