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:
M004

${{\mathit \phi}{(1020)}}$

$I^G(J^{PC})$ = $0^-(1^{- -})$ 
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${{\mathit \phi}{(1020)}}$ MASS $1019.460$ $\pm0.016$ MeV 
 
${{\mathit \phi}{(1020)}}$ WIDTH $4.249$ $\pm0.013$ MeV (S = 1.1)
 
${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ / ${{\mathit \rho}}{{\mathit \pi}}$ AMPLITUDE RATIO ${{\mathit a}_{{{1}}}}$ IN DECAY OF $~{{\mathit \phi}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ $0.091$ $\pm0.012$  
 
▸  PARAMETER $\beta $ IN ${{\mathit \phi}}$ $\rightarrow$ ${{\mathit P}}{{\mathit e}^{+}}{{\mathit e}^{-}}$ DECAYS
Mode  
Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{1}$ ${{\mathit K}^{+}}{{\mathit K}^{-}}$ ($49.9$ $\pm0.5$ ) $\%$ S=1.5  127
 
$\Gamma_{2}$ ${{\mathit K}_L^0}$ ${{\mathit K}_S^0}$ ($33.6$ $\pm0.4$ ) $\%$ S=1.3  110
 
$\Gamma_{3}$ ${{\mathit \rho}}{{\mathit \pi}}{+}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ ($14.9$ $\pm0.4$ ) $\%$ S=1.3   
 
$\Gamma_{4}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ 462
 
$\Gamma_{5}$ ${{\mathit \eta}}{{\mathit \gamma}}$ ($1.306$ $\pm0.024$ ) $\%$ S=1.2  363
 
$\Gamma_{6}$ ${{\mathit \pi}^{0}}{{\mathit \gamma}}$ ($1.33$ $\pm0.05$) $ \times 10^{-3}$ 501
 
$\Gamma_{7}$ ${{\mathit \ell}^{+}}{{\mathit \ell}^{-}}$ 510
 
$\Gamma_{8}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$ ($2.964$ $\pm0.033$) $ \times 10^{-4}$ S=1.4  510
 
$\Gamma_{9}$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ ($2.86$ $\pm0.22$) $ \times 10^{-4}$ S=1.2  499
 
$\Gamma_{10}$ ${{\mathit \eta}}{{\mathit e}^{+}}{{\mathit e}^{-}}$ ($1.08$ $\pm0.04$) $ \times 10^{-4}$ 363
 
$\Gamma_{11}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ ($9.5$ $\pm1.9$) $ \times 10^{-5}$ S=2.0  490
 
$\Gamma_{12}$ ${{\mathit \omega}}{{\mathit \pi}^{0}}$ ($4.7$ $\pm0.5$) $ \times 10^{-5}$ 171
 
$\Gamma_{13}$ ${{\mathit \omega}}{{\mathit \gamma}}$ <5 $\%$ CL=84% 209
 
$\Gamma_{14}$ ${{\mathit \rho}}{{\mathit \gamma}}$ $<1.2$ $\times 10^{-5}$ CL=90% 215
 
$\Gamma_{15}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \gamma}}$ ($4.1$ $\pm1.3$) $ \times 10^{-5}$ 490
 
$\Gamma_{16}$ ${{\mathit f}_{{{0}}}{(980)}}{{\mathit \gamma}}$ ($3.22$ $\pm0.19$) $ \times 10^{-4}$ S=1.1  29
 
$\Gamma_{17}$ ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \gamma}}$ ($1.13$ $\pm0.06$) $ \times 10^{-4}$ 492
 
$\Gamma_{18}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ ($3.9^{+2.8}_{-2.2}$) $ \times 10^{-6}$ 410
 
$\Gamma_{19}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ $<4.6$ $\times 10^{-6}$ CL=90% 342
 
$\Gamma_{20}$ ${{\mathit \pi}^{0}}{{\mathit e}^{+}}{{\mathit e}^{-}}$ ($1.33^{+0.07}_{-0.10}$) $ \times 10^{-5}$ 501
 
$\Gamma_{21}$ ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \gamma}}$ ($7.27$ $\pm0.30$) $ \times 10^{-5}$ S=1.5  346
 
$\Gamma_{22}$ ${{\mathit a}_{{{0}}}{(980)}}{{\mathit \gamma}}$ ($7.6$ $\pm0.6$) $ \times 10^{-5}$ 39
 
$\Gamma_{23}$ ${{\mathit K}^{0}}{{\overline{\mathit K}}^{0}}{{\mathit \gamma}}$ $<1.9$ $\times 10^{-8}$ CL=90% 110
 
$\Gamma_{24}$ ${{\mathit \eta}^{\,'}{(958)}}{{\mathit \gamma}}$ ($6.23$ $\pm0.21$) $ \times 10^{-5}$ 60
 
$\Gamma_{25}$ ${{\mathit \eta}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \gamma}}$ $<2$ $\times 10^{-5}$ CL=90% 293
 
$\Gamma_{26}$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}{{\mathit \gamma}}$ ($1.4$ $\pm0.5$) $ \times 10^{-5}$ 499
 
$\Gamma_{27}$ ${{\mathit \rho}}{{\mathit \gamma}}{{\mathit \gamma}}$ $<1.2$ $\times 10^{-4}$ CL=90% 215
 
$\Gamma_{28}$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $<1.8$ $\times 10^{-5}$ CL=90% 288
 
$\Gamma_{29}$ ${{\mathit \eta}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ $<9.4$ $\times 10^{-6}$ CL=90% 321
 
$\Gamma_{30}$ ${{\mathit \eta}}{{\mathit U}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit e}^{+}}{{\mathit e}^{-}}$ $<1$ $\times 10^{-6}$ CL=90%  
 
$\Gamma_{31}$ invisible $<1.7$ $\times 10^{-4}$ CL=90%  
 
▸  Lepton Family number ($\mathit LF$) violating modes
Constrained Fit information