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:
M149

${{\mathit a}_{{{0}}}{(1450)}}$

$I^G(J^{PC})$ = $1^-(0^{+ +})$ 
See the review on "Spectroscopy of Light Meson Resonances."
${{\mathit a}_{{{0}}}{(1450)}}$ T-MATRIX POLE $\sqrt {\mathit s }$ $(1290 - 1500) - i (30 - 140)$ MeV 
 
${{\mathit a}_{{{0}}}{(1450)}}$ MASS $1439$ $\pm34$ MeV (S = 1.8)
 
${{\mathit a}_{{{0}}}{(1450)}}$ WIDTH $258$ $\pm14$ MeV 
 
Branching fractions are given relative to the one $\mathbf {DEFINED~AS~1}$.
Mode  
Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{1}$ ${{\mathit \pi}}{{\mathit \eta}}$ $0.093$ $\pm0.020$ 607
 
$\Gamma_{2}$ ${{\mathit \pi}}{{\mathit \eta}^{\,'}{(958)}}$ $0.033$ $\pm0.017$ 384
 
$\Gamma_{3}$ ${{\mathit K}}{{\overline{\mathit K}}}$ $0.082$ $\pm0.028$ 523
 
$\Gamma_{4}$ ${{\mathit \omega}}{{\mathit \pi}}{{\mathit \pi}}$ DEFINED AS 1 458
 
$\Gamma_{5}$ ${{\mathit a}_{{{0}}}{(980)}}{{\mathit \pi}}{{\mathit \pi}}$ seen 310
 
$\Gamma_{6}$ ${{\mathit \gamma}}{{\mathit \gamma}}$ seen 719