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:
M004

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

$I^G(J^{PC})$ = $0^-(1^{- -})$ 
${{\mathit \phi}{(1020)}}$ MASS   $1019.461 \pm0.016$ 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
PARAMETER $\beta $ IN ${{\mathit \phi}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit e}^{+}}{{\mathit e}^{-}}$ DECAY   $2.02 \pm0.11$ GeV${}^{-2}$ 
 
PARAMETER $\beta $ IN ${{\mathit \phi}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit e}^{+}}{{\mathit e}^{-}}$ DECAY   $1.29 \pm0.13$ GeV${}^{-2}$ 
 
$\Gamma_{1}$ ${{\mathit K}^{+}}{{\mathit K}^{-}}$   $(49.1\pm{0.5})\%$ S=1.3  127
 
$\Gamma_{2}$ ${{\mathit K}_L^0}$ ${{\mathit K}_S^0}$   $(33.9\pm{0.4})\%$ S=1.2  110
 
$\Gamma_{3}$ ${{\mathit \rho}}{{\mathit \pi}}{+}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$   $(15.4\pm{0.4})\%$ S=1.2   
 
$\Gamma_{4}$ ${{\mathit \rho}}{{\mathit \pi}}$   179
 
$\Gamma_{5}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$   462
 
$\Gamma_{6}$ ${{\mathit \eta}}{{\mathit \gamma}}$   $(1.301\pm{0.025})\%$ S=1.2  363
 
$\Gamma_{7}$ ${{\mathit \pi}^{0}}{{\mathit \gamma}}$   $(1.32\pm{0.05})\times 10^{-3}$ 501
 
$\Gamma_{8}$ ${{\mathit \ell}^{+}}{{\mathit \ell}^{-}}$   510
 
$\Gamma_{9}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$   $(2.979\pm{0.033})\times 10^{-4}$ S=1.3  510
 
$\Gamma_{10}$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$   $(2.85\pm{0.19})\times 10^{-4}$ 499
 
$\Gamma_{11}$ ${{\mathit \eta}}{{\mathit e}^{+}}{{\mathit e}^{-}}$   $(1.08\pm{0.04})\times 10^{-4}$ 363
 
$\Gamma_{12}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$   $(7.3\pm{1.3})\times 10^{-5}$ 490
 
$\Gamma_{13}$ ${{\mathit \omega}}{{\mathit \pi}^{0}}$   $(4.7\pm{0.5})\times 10^{-5}$ 171
 
$\Gamma_{14}$ ${{\mathit \omega}}{{\mathit \gamma}}$   $<5\%$ CL=84% 209
 
$\Gamma_{15}$ ${{\mathit \rho}}{{\mathit \gamma}}$   $<1.2\times 10^{-5}$ CL=90% 215
 
$\Gamma_{16}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \gamma}}$   $(4.1\pm{1.3})\times 10^{-5}$ 490
 
$\Gamma_{17}$ ${{\mathit f}_{{0}}{(980)}}{{\mathit \gamma}}$   $(3.22\pm{0.19})\times 10^{-4}$ S=1.1  29
 
$\Gamma_{18}$ ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \gamma}}$   $(1.12\pm{0.06})\times 10^{-4}$ 492
 
$\Gamma_{19}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$   $(3.9^{+2.8}_{-2.2})\times 10^{-6}$ 410
 
$\Gamma_{20}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$   $<4.6\times 10^{-6}$ CL=90% 342
 
$\Gamma_{21}$ ${{\mathit \pi}^{0}}{{\mathit e}^{+}}{{\mathit e}^{-}}$   $(1.33^{+0.07}_{-0.10})\times 10^{-5}$ 501
 
$\Gamma_{22}$ ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \gamma}}$   $(7.27\pm{0.30})\times 10^{-5}$ S=1.5  346
 
$\Gamma_{23}$ ${{\mathit a}_{{0}}{(980)}}{{\mathit \gamma}}$   $(7.6\pm{0.6})\times 10^{-5}$ 39
 
$\Gamma_{24}$ ${{\mathit K}^{0}}{{\overline{\mathit K}}^{0}}{{\mathit \gamma}}$   $<1.9\times 10^{-8}$ CL=90% 110
 
$\Gamma_{25}$ ${{\mathit \eta}^{\,'}{(958)}}{{\mathit \gamma}}$   $(6.21\pm{0.21})\times 10^{-5}$ 60
 
$\Gamma_{26}$ ${{\mathit \eta}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \gamma}}$   $<2\times 10^{-5}$ CL=90% 293
 
$\Gamma_{27}$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}{{\mathit \gamma}}$   $(1.4\pm{0.5})\times 10^{-5}$ 499
 
$\Gamma_{28}$ ${{\mathit \rho}}{{\mathit \gamma}}{{\mathit \gamma}}$   $<1.2\times 10^{-4}$ CL=90% 215
 
$\Gamma_{29}$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$   $<1.8\times 10^{-5}$ CL=90% 288
 
$\Gamma_{30}$ ${{\mathit \eta}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$   $<9.4\times 10^{-6}$ CL=90% 321
 
$\Gamma_{31}$ ${{\mathit \eta}}{{\mathit U}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit e}^{+}}{{\mathit e}^{-}}$   $<1\times 10^{-6}$ CL=90%  
 
$\Gamma_{32}$ invisible   $<1.7\times 10^{-4}$ CL=90%  
 
FOOTNOTES
Constrained Fit information