${{\mathit \Delta}{(2420)}}$ POLE POSITION

REAL PART

INSPIRE   PDGID:
B084RE
VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 2300\text{ to }2500\text{ }(\approx2400) }$ OUR ESTIMATE
$2454$ $\pm4$ $\pm11$ 1
SVARC
2014
L+P ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$
$2360$ $\pm100$
CUTKOSKY
1980
IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$2529$
ARNDT
2006
DPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$, ${{\mathit \eta}}{{\mathit N}}$
$2300$
HOEHLER
1993
ARGD ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$
1  Fit to the amplitudes of HOEHLER 1979.
References