STRANGE MESONS
($\mathit S$ = $\pm1$, $\mathit C$ = $\mathit B$ = 0)
${{\mathit K}^{+}}$ = ${\mathit {\mathit u}}$ ${\mathit {\overline{\mathit s}}}$, ${{\mathit K}^{0}}$ = ${\mathit {\mathit d}}$ ${\mathit {\overline{\mathit s}}}$, ${{\overline{\mathit K}}^{0}}$ = ${\mathit {\overline{\mathit d}}}$ ${\mathit {\mathit s}}$, ${{\mathit K}^{-}}$ = ${\mathit {\overline{\mathit u}}}$ ${\mathit {\mathit s}}$, similarly for ${{\mathit K}^{*}}$'s
INSPIRE   JSON PDGID:
M134

${{\mathit K}_{{{0}}}^{*}{(1950)}}$

$I(J^P)$ = $1/2(0^{+})$ 
Seen in partial-wave analysis of the ${{\mathit K}^{-}}{{\mathit \pi}^{+}}$ system. Needs confirmation.
${{\mathit K}_{{{0}}}^{*}{(1950)}}$ MASS   $1957 \pm14$ MeV 
 
${{\mathit K}_{{{0}}}^{*}{(1950)}}$ WIDTH   $170 \pm50$ MeV (S = 2.2)
 
$\Gamma_{1}$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}$   $(52\pm{14})\%$ 911
 
FOOTNOTES