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LIGHT UNFLAVORED MESONS ($\mathit S$ = $\mathit C$ = $\mathit B$ = 0) For $\mathit I = 1$ (${{\mathit \pi}}$, ${{\mathit b}}$, ${{\mathit \rho}}$, ${{\mathit a}}$): ${\mathit {\mathit u}}$ ${\mathit {\overline{\mathit d}}}$, (${\mathit {\mathit u}}$ ${\mathit {\overline{\mathit u}}}−{\mathit {\mathit d}}$ ${\mathit {\overline{\mathit d}}})/\sqrt {2 }$, ${\mathit {\mathit d}}$ ${\mathit {\overline{\mathit u}}}$; for $\mathit I = 0$ (${{\mathit \eta}}$, ${{\mathit \eta}^{\,'}}$, ${{\mathit h}}$, ${{\mathit h}^{\,'}}$, ${{\mathit \omega}}$, ${{\mathit \phi}}$, ${{\mathit f}}$, ${{\mathit f}^{\,'}}$): ${\mathit {\mathit c}}_{{\mathrm {1}}}({{\mathit u}}{{\overline{\mathit u}}}$ $+$ ${{\mathit d}}{{\overline{\mathit d}}}$) $+$ ${\mathit {\mathit c}}_{{\mathrm {2}}}({{\mathit s}}{{\overline{\mathit s}}}$)

INSPIRE   JSON PDGID: M185

${{\mathit \pi}_{{{2}}}{(1880)}}$ $I^G(J^{PC})$ = $1^-(2^{- +})$

${{\mathit \pi}_{{{2}}}{(1880)}}$ MASS $1874^{+26}_{-5}$ MeV (S = 1.6)

${{\mathit \pi}_{{{2}}}{(1880)}}$ WIDTH $237^{+33}_{-30}$ MeV (S = 1.2)

${{\mathit \pi}_{{{2}}}{(1880)}}$ DECAY MODES

Mode   Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/ Conf. Level P(MeV/c)   $\Gamma_{1}$ ${{\mathit \eta}}{{\mathit \eta}}{{\mathit \pi}^{-}}$ seen 702   $\Gamma_{2}$ ${{\mathit a}_{{{0}}}{(980)}}{{\mathit \eta}}$ seen 528   $\Gamma_{3}$ ${{\mathit a}_{{{2}}}{(1320)}}{{\mathit \eta}}$ seen 76   $\Gamma_{4}$ ${{\mathit f}_{{{0}}}{(1500)}}{{\mathit \pi}}$ seen 294   $\Gamma_{5}$ ${{\mathit f}_{{{1}}}{(1285)}}{{\mathit \pi}}$ seen 485   $\Gamma_{6}$ ${{\mathit \omega}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ seen 744