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

${{\boldsymbol \Sigma}{(2100)}}$

$I(J^P)$ = $1(7/2^{-})$ 
${{\boldsymbol \Sigma}{(2100)}}$ POLE POSITION
REAL PART   $2093 \pm16$ MeV 
 
$-2{\times }$IMAGINARY PART   $210 \pm35$ MeV 
 
${{\boldsymbol \Sigma}{(2100)}}$ POLE RESIDUES
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}}$   $0.09 \pm0.02$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$   $0.04 \pm0.02$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}}$   $0.03 \pm0.02$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Xi}}{{\mathit K}}$   $0.010 \pm0.005$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Lambda}{(1520)}}{{\mathit \pi}}$ , ${\mathit F}{\mathrm -wave}$   $0.02 \pm0.01$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Lambda}{(1520)}}{{\mathit \pi}}$ , ${\mathit H}{\mathrm -wave}$   $0.01 \pm0.01$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit D}{\mathrm -wave}$   $0.10 \pm0.03$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit G}{\mathrm -wave}$   $0.03 \pm0.01$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit \Delta}}{{\overline{\mathit K}}}$ , ${\mathit G}{\mathrm -wave}$   $0.04 \pm0.02$  
 
Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2100)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , S=3/2, ${\mathit D}{\mathrm -wave}$   $0.08 \pm0.04$  
 
${{\mathit \Sigma}{(2100)}}$ MASS   $\approx2100$ MeV 
 
${{\mathit \Sigma}{(2100)}}$ WIDTH
 
$\Gamma_{1}$ ${{\mathit N}}{{\overline{\mathit K}}}$  $(8.0\pm{2.0})\%$ 751
 
$\Gamma_{2}$ ${{\mathit \Lambda}}{{\mathit \pi}}$  $(1.5\pm{1.0})\%$ 746
 
$\Gamma_{3}$ ${{\mathit \Sigma}}{{\mathit \pi}}$  $(2.0\pm{1.0})\%$ 705
 
$\Gamma_{4}$ ${{\mathit \Xi}}{{\mathit K}}$  491
 
$\Gamma_{5}$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit D}{\mathrm -wave}$  $(12\pm{6})\%$ 584
 
$\Gamma_{6}$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit G}{\mathrm -wave}$  584
 
$\Gamma_{7}$ ${{\mathit \Lambda}{(1520)}}{{\mathit \pi}}$ , ${\mathit F}{\mathrm -wave}$  $(1.0\pm{1.0})\%$ 487
 
$\Gamma_{8}$ ${{\mathit \Lambda}{(1520)}}{{\mathit \pi}}$ , ${\mathit H}{\mathrm -wave}$  487
 
$\Gamma_{9}$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=3/2 , ${\mathit D}{\mathrm -wave}$  $(6.0\pm{3.0})\%$ 515
 
$\Gamma_{10}$ ${{\mathit \Delta}}{{\overline{\mathit K}}}$ , ${\mathit G}{\mathrm -wave}$  $(1.0\pm{1.0})\%$ 560
 
FOOTNOTES