$\mathbf {{{\mathit a}_{{0}}{(1700)}}}$ $\mathit I{}^{G}(\mathit J{}^{PC}) = 1{}^{-}(0{}^{++})$

INSPIRE   PDGID:
M300K31
MASS ${\mathrm {(MeV)}}$ WIDTH ${\mathrm {(MeV)}}$ DOCUMENT ID  COMMENT
$ 1704 \pm5 \pm2 $ $110 \pm15 \pm11$
LEES
2021A
 ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \eta}}$
References:
LEES 2021A
PR D104 072002 Light meson spectroscopy from Dalitz plot analyses of $\eta_c$ decays to $\eta' K^+ K^-$, $\eta' \pi^+ \pi^-$, and $\eta \pi^+ \pi^-$ produced in two-photon interactions