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${{\mathit \Lambda}{(1820)}}$ POLE POSITION

$-2{\times }$IMAGINARY PART

INSPIRE   PDGID:

B039IM

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 75\text{ to }80\text{ }(\approx77) }$ OUR ESTIMATE $78$ $\pm7$ SARANTSEV 2019 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $77$ $\pm2$ 1 KAMANO 2015 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel • • We do not use the following data for averages, fits, limits, etc. • • $85$ ZHANG 2013 A DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel 1  From the preferred solution A in KAMANO 2015 .

References:

SARANTSEV 2019 EPJ A55 180 Hyperon II: Properties of excited hyperons KAMANO 2015 PR C92 025205 Dynamical Coupled-Channels Model of ${{\mathit K}^{-}}{{\mathit p}}$ Reactions. II. Extraction of ${{\mathit \Lambda}^{*}}$ and ${{\mathit \Sigma}^{*}}$ Hyperon Resonances ZHANG 2013A PR C88 035205 Multichannel Parametrization of ${{\mathit K}^{-}}{{\mathit N}}$ Scattering Amplitudes and Extraction of Resonance Parameters

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