$\mathbf {{{\mathit a}_{{1}}{(2270)}} }$ $\mathit I{}^{G}(\mathit J{}^{PC}) = 1{}^{-}(1{}^{++})$

INSPIRE  
MASS ${\mathrm {(MeV)}}$ WIDTH ${\mathrm {(MeV)}}$ DOCUMENT ID TECN  COMMENT
$ 2270 {}^{+55}_{-40} $ $305 {}^{+70}_{-40}$
ANISOVICH
2001F
SPEC 2.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 3 ${{\mathit \pi}^{0}}$ , ${{\mathit \pi}^{0}}{{\mathit \eta}}$ , ${{\mathit \pi}^{0}}{{\mathit \eta}^{\,'}}$
References:
ANISOVICH 2001F
PL B517 261 Partial Wave Analysis of ${{\overline{\mathit p}}}$ ${{\mathit p}}$ Annihilation Channels in Flight with $\mathit I = 1,\mathit C$=+1