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${{\mathit \Delta}{(1950)}}$ POLE POSITION

REAL PART

INSPIRE   PDGID:

B083RE

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 1870\text{ to }1890\text{ }(\approx1880) }$ OUR ESTIMATE $1875$ $\pm1$ ROENCHEN 2022 DPWA Multichannel $1888$ $\pm4$ SOKHOYAN 2015 A DPWA Multichannel $1877$ $\pm2$ $\pm1$ 1 SVARC 2014 L+P ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ $1890$ $\pm15$ CUTKOSKY 1980 IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ • • We do not use the following data for averages, fits, limits, etc. • • $1871$ HUNT 2019 DPWA Multichannel $1874$ ROENCHEN 2015 A DPWA Multichannel $1888$ $\pm4$ GUTZ 2014 DPWA Multichannel $1890$ $\pm4$ ANISOVICH 2012 A DPWA Multichannel $1876$ ARNDT 2006 DPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$, ${{\mathit \eta}}{{\mathit N}}$ $1910$ VRANA 2000 DPWA Multichannel $1878$ HOEHLER 1993 ARGD ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ 1  Fit to the amplitudes of HOEHLER 1979.

References

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