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${{\mathit \Delta}{(2420)}}$ BREIT-WIGNER MASS

INSPIRE   PDGID:

B084M

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 2300\text{ to }2600\text{ }(\approx2450) }$ OUR ESTIMATE $2633$ $\pm29$ 1 ARNDT 2006 DPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ , ${{\mathit \eta}}{{\mathit N}}$ $2400$ $\pm125$ CUTKOSKY 1980 IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ $2416$ $\pm17$ HOEHLER 1979 IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ 1  Statistical error only.

References:

ARNDT 2006 PR C74 045205 Extended Partial-Wave Analysis of ${{\mathit \pi}}{{\mathit N}}$ Scattering Data CUTKOSKY 1980 Toronto Conf. 19 Pion $−$ Nucleon Partial Wave Analysis Also PR D20 2839 Pion Nucleon Partial Wave Amplitudes HOEHLER 1979 PDAT 12-1 Handbook of Pion Nucleon Scattering Also Toronto Conf. 3 The Karlsruhe-Helsinki ${{\mathit \pi}}{{\mathit N}}$ Elastic Partial Wave Analysis