${{\boldsymbol N}}$ 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

${{\boldsymbol N}{(2250)}}$ $I(J^P)$ = $1/2(9/2^{-})$

Older and obsolete values are listed and referenced in the 2014 edition, Chinese Physics C38 070001 (2014).
${{\boldsymbol N}{(2250)}}$ POLE POSITION
REAL PART   $2150\text{ to }2250\text{ }(\approx2200) $ MeV 
$-2{\times }$IMAGINARY PART   $350\text{ to }500\text{ }(\approx420) $ MeV 
${{\boldsymbol N}{(2250)}}$ ELASTIC POLE RESIDUE
MODULUS $\vert \mathit r\vert $   $20\text{ to }30\text{ }(\approx25) $ MeV 
PHASE $\theta $   $-60\text{ to }-20\text{ }(\approx-40) $ $^\circ{}$ 
${{\boldsymbol N}{(2250)}}$ INELASTIC POLE RESIDUE
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(2250)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \eta}}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(2250)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit K}}$
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit N}{(2250)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit K}}$
${{\mathit N}{(2250)}}$ BREIT-WIGNER MASS   $2250\text{ to }2320\text{ }(\approx2280) $ MeV 
${{\mathit N}{(2250)}}$ BREIT-WIGNER WIDTH   $300\text{ to }600\text{ }(\approx500) $ MeV 
${{\boldsymbol N}{(2250)}}$ PHOTON DECAY AMPLITUDES AT THE POLE
${{\mathit N}{(2250)}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$
${{\mathit N}{(2250)}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity-3/2 amplitude A$_{3/2}$
The following branching fractions are our estimates, not fits or averages.
$\Gamma_{1}$ ${{\mathit N}}{{\mathit \pi}}$ 0.05 to 0.10 to 0.15941