${{\boldsymbol \Lambda}}$ BARYONS($\boldsymbol S$ = $-1$, $\boldsymbol I$ = 0) ${{\mathit \Lambda}^{0}}$ = ${\mathit {\mathit u}}$ ${\mathit {\mathit d}}$ ${\mathit {\mathit s}}$ INSPIRE search

# ${{\boldsymbol \Lambda}{(1800)}}$ $I(J^P)$ = $0(1/2^{-})$

This is the second resonance in the ${\mathit S}_{\mathrm 01}{\mathrm wave}$, the first being the ${{\mathit \Lambda}{(1670)}}$.
${{\boldsymbol \Lambda}{(1800)}}$ POLE POSITION
 REAL PART
 $-2{\times }$IMAGINARY PART
 ${{\mathit \Lambda}{(1800)}}$ MASS $1720\text{ to }1850\text{ }(\approx1800)$ MeV
 ${{\mathit \Lambda}{(1800)}}$ WIDTH $200\text{ to }400\text{ }(\approx300)$ MeV