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${{\mathit N}{(1440)}}$ POLE POSITION

REAL PART

INSPIRE JSON (beta) PDGID:

VALUE (MeV)

DOCUMENT ID

TECN

COMMENT

$\bf{ 1360\text{ to }1380\text{ }(\approx1370) }$

OUR ESTIMATE

$1374$ $\pm3$ $\pm4$

RVUE

${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$

$1353$ $\pm1$

DPWA

Multichannel

$1369$ $\pm3$

DPWA

Multichannel

$1363$ $\pm2$ $\pm2$

L+P

${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$

$1375$ $\pm30$

IPWA

${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$

• • We do not use the following data for averages, fits, limits, etc. • •

$1360$

DPWA

Multichannel

$1355$

DPWA

Multichannel

$1386$

DPWA

Multichannel

$1370$ $\pm4$

DPWA

Multichannel

$1363$ $\pm11$

DPWA

${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \pi}}$, ${{\mathit N}}{{\mathit \eta}}$

$1359$

DPWA

${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$, ${{\mathit \eta}}{{\mathit N}}$

$1383$

DPWA

Multichannel

$1385$

SPED

${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$

¹	Roy-Steiner equations and Pade methods applied to ${{\mathit \pi}}{{\mathit N}}$ scattering amplitudes and pionic atom data.

²	Fit to the amplitudes of HOEHLER 1979.

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