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

${{\boldsymbol \Lambda}{(1810)}}$ $I(J^P)$ = $0(1/2^{+})$ 

${{\boldsymbol \Lambda}{(1810)}}$ POLE POSITION
REAL PART   $1773 \pm7$ MeV 
$-2{\times }$IMAGINARY PART   $38 \pm14$ MeV 
${{\boldsymbol \Lambda}{(1810)}}$ POLE RESIDUES
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}}$   $0.018 \pm0.008$  
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$   $0.045 \pm0.020$  
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \eta}}$
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \sigma}}$   $0.055 \pm0.020$  
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit \Xi}}{{\mathit K}}$
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$   $0.08 \pm0.03$  
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=1/2, ${\mathit P}{\mathrm -wave}$   $0.03 \pm0.03$  
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1810)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=3/2, ${\mathit P}{\mathrm -wave}$   $0.05 \pm0.04$  
${{\mathit \Lambda}{(1810)}}$ MASS   $1740\text{ to }1840\text{ }(\approx1790) $ MeV 
${{\mathit \Lambda}{(1810)}}$ WIDTH   $50\text{ to }170\text{ }(\approx110) $ MeV 
$\Gamma_{1}$ ${{\mathit N}}{{\overline{\mathit K}}}$  0.05 to 0.35 520
$\Gamma_{2}$ ${{\mathit \Sigma}}{{\mathit \pi}}$  $(16\pm{5})\%$ 487
$\Gamma_{3}$ ${{\mathit \Lambda}}{{\mathit \eta}}$  313
$\Gamma_{4}$ ${{\mathit \Xi}}{{\mathit K}}$  -1
$\Gamma_{5}$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$  $(40\pm{15})\%$ 340
$\Gamma_{6}$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$  30$-60\%$ -1
$\Gamma_{7}$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=1/2, ${\mathit P}{\mathrm -wave}$  -1
$\Gamma_{8}$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=3/2, ${\mathit P}{\mathrm -wave}$  -1