${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}}{{\mathit \nu}_{{{\tau}}}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \gamma}}{{\mathit \nu}_{{{\tau}}}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
S035.344
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{31}$ ${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}}{{\mathit \nu}_{{{\tau}}}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \gamma}}{{\mathit \nu}_{{{\tau}}}}$ ($4.0$ $\pm1.5$) $ \times 10^{-4}$
Category: Modes with one charged particle
The following data is related to the above value:
$\Gamma({{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}}{{\mathit \nu}_{{{\tau}}}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \gamma}}{{\mathit \nu}_{{{\tau}}}})/\Gamma_{\text{total}}$
$\Gamma_{31}/\Gamma$