${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit a}_{{{1}}}{(1260)}^{-}}{{\mathit \nu}_{{{\tau}}}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{-}}{{\mathit \rho}^{0}}{{\mathit \nu}_{{{\tau}}}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
S035.231
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{162}$ ${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit a}_{{{1}}}{(1260)}^{-}}{{\mathit \nu}_{{{\tau}}}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{-}}{{\mathit \rho}^{0}}{{\mathit \nu}_{{{\tau}}}}$ $<3.9 \times 10^{-4}$ CL= 90%
Category: Miscellaneous other allowed modes
The following data is related to the above value:
$\Gamma({{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit a}_{{{1}}}{(1260)}^{-}}{{\mathit \nu}_{{{\tau}}}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{-}}{{\mathit \rho}^{0}}{{\mathit \nu}_{{{\tau}}}})/\Gamma_{\text{total}}$
$\Gamma_{162}/\Gamma$