${{\mathit \Xi}}$ BARYONS
($\mathit S$ = $-2$, $\mathit I$ = 1/2)
${{\mathit \Xi}^{0}}$ = ${\mathit {\mathit u}}$ ${\mathit {\mathit s}}$ ${\mathit {\mathit s}}$, ${{\mathit \Xi}^{-}}$ = ${\mathit {\mathit d}}$ ${\mathit {\mathit s}}$ ${\mathit {\mathit s}}$
INSPIRE   JSON  (beta) PDGID:
B099

${{\mathit \Xi}{(2500)}}$

$I(J^P)$ = $1/2(?^{?})$ J, P need confirmation.
The ALITTI 1969 peak might be instead the ${{\mathit \Xi}{(2370)}}$ or might be neither the ${{\mathit \Xi}{(2370)}}$ nor the ${{\mathit \Xi}{(2500)}}$.
${{\mathit \Xi}{(2500)}}$ MASS   $\approx2500$ MeV 
 
${{\mathit \Xi}{(2500)}}$ WIDTH
$\Gamma_{1}$ ${{\mathit \Xi}}{{\mathit \pi}}$   898
 
$\Gamma_{2}$ ${{\mathit \Lambda}}{{\overline{\mathit K}}}$   926
 
$\Gamma_{3}$ ${{\mathit \Sigma}}{{\overline{\mathit K}}}$   888
 
$\Gamma_{4}$ ${{\mathit \Xi}}{{\mathit \pi}}{{\mathit \pi}}$   seen 878
 
$\Gamma_{5}$ ${{\mathit \Xi}{(1530)}}{{\mathit \pi}}$   773
 
$\Gamma_{6}$ ${{\mathit \Lambda}}{{\overline{\mathit K}}}{{\mathit \pi}}{+}$ ${{\mathit \Sigma}}{{\overline{\mathit K}}}{{\mathit \pi}}$   seen  
 
FOOTNOTES