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  (beta) PDGID:
M135

${{\mathit f}_{{2}}{(1950)}}$

$I^G(J^{PC})$ = $0^+(2^{+ +})$ 
${{\mathit f}_{{2}}{(1950)}}$ T-MATRIX POLE $\sqrt {\mathit s }$   $(1830 - 2020) − {\mit i} (110 - 220)$ MeV 
 
${{\mathit f}_{{2}}{(1950)}}$ MASS   $1936 \pm12$ MeV (S = 1.3)
 
${{\mathit f}_{{2}}{(1950)}}$ WIDTH   $464 \pm24$ MeV 
 
$\Gamma_{1}$ ${{\mathit K}^{*}{(892)}}{{\overline{\mathit K}}^{*}{(892)}}$   seen 377
 
$\Gamma_{2}$ ${{\mathit \pi}}{{\mathit \pi}}$   959
 
$\Gamma_{3}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$   seen 958
 
$\Gamma_{4}$ ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$   seen 959
 
$\Gamma_{5}$ 4 ${{\mathit \pi}}$   seen 921
 
$\Gamma_{6}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$   917
 
$\Gamma_{7}$ ${{\mathit a}_{{2}}{(1320)}}{{\mathit \pi}}$   506
 
$\Gamma_{8}$ ${{\mathit f}_{{2}}{(1270)}}{{\mathit \pi}}{{\mathit \pi}}$   498
 
$\Gamma_{9}$ ${{\mathit \eta}}{{\mathit \eta}}$   seen 798
 
$\Gamma_{10}$ ${{\mathit K}}{{\overline{\mathit K}}}$   seen 833
 
$\Gamma_{11}$ ${{\mathit \gamma}}{{\mathit \gamma}}$   seen 968
 
$\Gamma_{12}$ ${{\mathit p}}{{\overline{\mathit p}}}$   seen 238
 
FOOTNOTES