${{\boldsymbol N}}$ BARYONS
($\boldsymbol S$ = 0, $\boldsymbol I$ = 1/2)
${{\mathit p}}$, ${{\mathit N}^{+}}$ = ${\mathit {\mathit u}}$ ${\mathit {\mathit u}}$ ${\mathit {\mathit d}}$; ${{\mathit n}}$, ${{\mathit N}^{0}}$ = ${\mathit {\mathit u}}$ ${\mathit {\mathit d}}$ ${\mathit {\mathit d}}$
INSPIRE search

${{\boldsymbol N}{(1900)}}$ $I(J^P)$ = $1/2(3/2^{+})$

${{\boldsymbol N}{(1900)}}$ POLE POSITION
REAL PART   $1900\text{ to }1940\text{ }(\approx1920) $ MeV 
$-2{\times }$IMAGINARY PART   $100\text{ to }200\text{ }(\approx150) $ MeV 
${{\boldsymbol N}{(1900)}}$ ELASTIC POLE RESIDUE
MODULUS $\vert \mathit r\vert $   $2\text{ to }6\text{ }(\approx4) $ MeV 
PHASE $\theta $   $-50\text{ to }10\text{ }(\approx-20) $ $^\circ{}$ 
${{\boldsymbol N}{(1900)}}$ INELASTIC POLE RESIDUE
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \eta}}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit K}}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit K}}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit N}{(1535)}}{{\mathit \pi}}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit \Delta}{(1232)}}{{\mathit \pi}}$ , ${\mathit P}{\mathrm -wave}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit \Delta}{(1232)}}{{\mathit \pi}}$ , ${\mathit F}{\mathrm -wave}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit N}{(1520)}}{{\mathit \pi}}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \sigma}}$
${{\mathit N}{(1900)}}$ BREIT-WIGNER MASS   $1890\text{ to }1950\text{ }(\approx1920) $ MeV 
${{\mathit N}{(1900)}}$ BREIT-WIGNER WIDTH   $100\text{ to }320\text{ }(\approx200) $ MeV 
${{\boldsymbol N}{(1900)}}$ PHOTON DECAY AMPLITUDES AT THE POLE
${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$
${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity-3/2 amplitude A$_{3/2}$
${{\boldsymbol N}{(1900)}}$ BREIT-WIGNER PHOTON DECAY AMPLITUDES
${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$
${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity-3/2 amplitude A$_{3/2}$
${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit n}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$
${{\mathit N}{(1900)}}$ $\rightarrow$ ${{\mathit n}}{{\mathit \gamma}}$ , helicity-3/2 amplitude A$_{3/2}$
$\Gamma_{1}$ ${{\mathit N}}{{\mathit \pi}}$ $1 - 20\%$723
$\Gamma_{2}$ ${{\mathit N}}{{\mathit \eta}}$ $2 - 14\%$595
$\Gamma_{3}$ ${{\mathit N}}{{\mathit \eta}^{\,'}}$ $4 - 8\%$151
$\Gamma_{4}$ ${{\mathit N}}{{\mathit \omega}}$ $7 - 13\%$424
$\Gamma_{5}$ ${{\mathit \Lambda}}{{\mathit K}}$ $2 - 20\%$495
$\Gamma_{6}$ ${{\mathit \Sigma}}{{\mathit K}}$ $3 - 7\%$431
$\Gamma_{7}$ ${{\mathit N}}{{\mathit \pi}}{{\mathit \pi}}$ $40 - 80\%$699
$\Gamma_{8}$ ${{\mathit \Delta}{(1232)}}{{\mathit \pi}}$ $30 - 70\%$553
$\Gamma_{9}$ ${{\mathit \Delta}{(1232)}}{{\mathit \pi}}$ , ${\mathit P}{\mathrm -wave}$ $9 - 25\%$553
$\Gamma_{10}$ ${{\mathit \Delta}{(1232)}}{{\mathit \pi}}$ , ${\mathit F}{\mathrm -wave}$ $21 - 45\%$553
$\Gamma_{11}$ ${{\mathit \Lambda}}{{\mathit K}^{*}{(892)}}$ $<$ 0.2$\%$-1
$\Gamma_{12}$ ${{\mathit N}}{{\mathit \sigma}}$ $1 - 7\%$
$\Gamma_{13}$ ${{\mathit N}{(1520)}}{{\mathit \pi}}$ $7 - 23\%$341
$\Gamma_{14}$ ${{\mathit N}{(1535)}}{{\mathit \pi}}$ $4 - 10\%$328
$\Gamma_{15}$ ${{\mathit p}}{{\mathit \gamma}}$ $0.001 - 0.025\%$731
$\Gamma_{16}$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity=1/2 $0.001 - 0.021\%$731
$\Gamma_{17}$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity=3/2 $<0.003\%$731
$\Gamma_{18}$ ${{\mathit n}}{{\mathit \gamma}}$ $<0.040\%$730
$\Gamma_{19}$ ${{\mathit n}}{{\mathit \gamma}}$ , helicity=1/2 $<0.007\%$730
$\Gamma_{20}$ ${{\mathit n}}{{\mathit \gamma}}$ , helicity=3/2 $<0.033\%$730