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 $\mathit I = 0$ (${{\mathit \eta}}$ , ${{\mathit \eta}^{\,'}}$ , ${{\mathit h}}$ , ${{\mathit h}^{\,'}}$ , ${{\mathit \omega}}$ , ${{\mathit \phi}}$ , ${{\mathit f}}$ , ${{\mathit f}^{\,'}}$ ): ${\mathit {\mathit c}}_{{\mathrm {1}}}$( ${{\mathit u}}{{\overline{\mathit u}}}$ $+$ ${{\mathit d}}{{\overline{\mathit d}}}$ ) $+$ ${\mathit {\mathit c}}_{{\mathrm {2}}}$( ${{\mathit s}}{{\overline{\mathit s}}}$ )

#### ${{\mathit \rho}{(1900)}}$

$I^G(J^{PC})$ = $1^+(1^{- -})$
See the review on "Spectroscopy of Light Meson Resonances."
 ${{\mathit \rho}{(1900)}}$ MASS
 ${{\mathit \rho}{(1900)}}$ WIDTH
 $\Gamma_{1}$ 6 ${{\mathit \pi}}$ seen
 $\Gamma_{2}$ 3 ${{\mathit \pi}^{+}}$3 ${{\mathit \pi}^{-}}$ seen
 $\Gamma_{3}$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}$2 ${{\mathit \pi}^{0}}$
 $\Gamma_{4}$ ${{\mathit \phi}}{{\mathit \pi}}$
 $\Gamma_{5}$ hadrons seen
 $\Gamma_{6}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$ seen
 $\Gamma_{7}$ ${{\overline{\mathit N}}}{{\mathit N}}$ not seen
 FOOTNOTES