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${{\mathit \Lambda}{(1670)}}$ MASS

INSPIRE   PDGID:

B040M

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 1670\text{ to }1678\text{ }(\approx1674) }$ OUR ESTIMATE $1674.3$ $\pm0.8$ $\pm4.9$ LEE 2021 A BELL ${{\mathit \Lambda}_{{{c}}}^{+}}$ $\rightarrow$ ${{\mathit \Lambda}{(1670)}}{{\mathit \pi}^{+}}$ $1677$ $\pm2$ SARANTSEV 2019 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1672$ $\pm3$ ZHANG 2013 A DPWA Multichannel $1670.8$ $\pm1.7$ KOISO 1985 DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$ $1667$ $\pm5$ GOPAL 1980 DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $1671$ $\pm3$ ALSTON-GARNJO.. 1978 DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $1675$ $\pm2$ HEPP 1976 B DPWA ${{\mathit K}^{-}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$ $1679$ $\pm1$ KANE 1974 DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$ $1665$ $\pm5$ PREVOST 1974 DPWA ${{\mathit K}^{-}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ • • We do not use the following data for averages, fits, limits, etc. • • $1673$ $\pm2$ MANLEY 2002 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1668.9$ $\pm2.0$ ABAEV 1996 DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \eta}}$ $1670$ $\pm5$ GOPAL 1977 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1664$ 1 MARTIN 1977 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel 1  MARTIN 1977 obtains identical resonance parameters from a T-matrix pole and from a Breit-Wigner fit.

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