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

REAL PART

INSPIRE search
VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 1870\text{ to }1890\text{ }(\approx1880) }$ OUR ESTIMATE
$1888$ $\pm4$
SOKHOYAN
2015A
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
2015A
DPWA Multichannel
$1888$ $\pm4$
GUTZ
2014
DPWA Multichannel
$1890$ $\pm4$
ANISOVICH
2012A
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:
HUNT 2019
PR C99 055205 Updated determination of $N^*$ resonance parameters using a unitary, multichannel formalism
ROENCHEN 2015A
EPJ A51 70 ${{\mathit \eta}}$ Photoproduction in a Combined Analysis of Pion- and Photon-Induced Reactions
SOKHOYAN 2015A
EPJ A51 95 High-Statistics Study of the Reaction ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}$2 ${{\mathit \pi}^{0}}$
GUTZ 2014
EPJ A50 74 High Statistics Study of the Reaction
SVARC 2014
PR C89 045205 Poles of Karlsruhe-Helsinki KH80 and KA84 Solutions Extracted by using the Laurent-Pietarinen Method
ANISOVICH 2012A
EPJ A48 15 Properties of Baryon Resonances from a Multichannel Partial Wave Analysis
ARNDT 2006
PR C74 045205 Extended Partial-Wave Analysis of ${{\mathit \pi}}{{\mathit N}}$ Scattering Data
VRANA 2000
PRPL 328 181 Baryon Resonance Extraction from ${{\mathit \pi}}$ N Data using a Unitary Multichannel Model
HOEHLER 1993
#d{pi N} Newsletter 9 1 Determination of ${{\mathit \pi}}{{\mathit N}}$ Resonance Pole Parameters
CUTKOSKY 1980
Toronto Conf. 19 Pion $−$ Nucleon Partial Wave Analysis