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:
M147

${{\mathit f}_{{0}}{(1370)}}$

$I^G(J^{PC})$ = $0^+(0^{+ +})$ 
See the review on "Spectroscopy of Light Meson Resonances" and a note on "Non- ${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ Candidates" in PDG 2006 , Journal of Physics G33 1 (2006).
${{\mathit f}_{{0}}{(1370)}}$ T-MATRIX POLE $\sqrt {\mathit s }$   $(1250 - 1440) −{\mit i} (60 - 300)$ MeV 
 
${{\mathit f}_{{0}}{(1370)}}$ BREIT-WIGNER MASS
Mass (Breit-Wigner)   $1200\text{ to }1500 $ MeV 
 
${{\mathit \pi}}{{\mathit \pi}}$ MODE
${{\mathit K}}{{\overline{\mathit K}}}$ MODE
4 ${{\mathit \pi}}$ MODE 2( ${{\mathit \pi}}{{\mathit \pi}}$ )$_{\mathit S}+$ ${{\mathit \rho}}{{\mathit \rho}}$
${{\mathit \eta}}{{\mathit \eta}}$ MODE
COUPLED CHANNEL MODE
${{\mathit f}_{{0}}{(1370)}}$ BREIT-WIGNER WIDTH
Full width (Breit-Wigner)   $200\text{ to }500 $ MeV 
 
${{\mathit \pi}}{{\mathit \pi}}$ MODE
${{\mathit K}}{{\overline{\mathit K}}}$ MODE
4 ${{\mathit \pi}}$ MODE 2( ${{\mathit \pi}}{{\mathit \pi}}$ )$_{\mathit S}+$ ${{\mathit \rho}}{{\mathit \rho}}$
${{\mathit \eta}}{{\mathit \eta}}$ MODE
COUPLED CHANNEL MODE
$\Gamma_{1}$ ${{\mathit \pi}}{{\mathit \pi}}$   seen 672
 
$\Gamma_{2}$ 4 ${{\mathit \pi}}$   seen 617
 
$\Gamma_{3}$ 4 ${{\mathit \pi}^{0}}$   seen 617
 
$\Gamma_{4}$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}$   seen 612
 
$\Gamma_{5}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$2 ${{\mathit \pi}^{0}}$   seen 615
 
$\Gamma_{6}$ ${{\mathit \rho}}{{\mathit \rho}}$   seen -1
 
$\Gamma_{7}$ 2 ${({\mathit \pi}{\mathit \pi})_{{{\mathit S}-{\text{wave}}}}}$   seen  
 
$\Gamma_{8}$ ${{\mathit \pi}{(1300)}}{{\mathit \pi}}$   seen -1
 
$\Gamma_{9}$ ${{\mathit a}_{{1}}{(1260)}}{{\mathit \pi}}$   seen 35
 
$\Gamma_{10}$ ${{\mathit \eta}}{{\mathit \eta}}$   seen 411
 
$\Gamma_{11}$ ${{\mathit K}}{{\overline{\mathit K}}}$   seen 475
 
$\Gamma_{12}$ ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit n}}{{\mathit \pi}}$   not seen -1
 
$\Gamma_{13}$ 6 ${{\mathit \pi}}$   not seen 508
 
$\Gamma_{14}$ ${{\mathit \omega}}{{\mathit \omega}}$   not seen -1
 
$\Gamma_{15}$ ${{\mathit \gamma}}{{\mathit \gamma}}$   seen 685
 
$\Gamma_{16}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$   not seen 685
 
FOOTNOTES