#### ${{\mathit \Lambda}{(2100)}}$ MASS

VALUE (MeV) DOCUMENT ID TECN  COMMENT
 $\bf{ 2090\text{ to }2110\text{ }(\approx2100) }$ OUR ESTIMATE
$2090$ $\pm15$
 2019
DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel
$2086$ $\pm6$
 2013 A
DPWA Multichannel
$2104$ $\pm10$
 1980
DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$2106$ $\pm30$
 1978
DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$2110$ $\pm10$
 1977
DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel
$2105$ $\pm10$
 1975
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$2115$ $\pm10$
 1974
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$2094$
 1977
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \omega}}$
$2094$
 1977
DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$2110$ or $2089$ 1
 1975
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \omega}}$
 1 The NAKKASYAN 1975 values are from the two best solutions found. Each has the ${{\mathit \Lambda}{(2100)}}$ and one additional resonance (${\mathit P}_{\mathrm 3}$ or ${\mathit F}_{\mathrm 5}$).
References:
 SARANTSEV 2019
EPJ A55 180 Hyperon II: Properties of excited hyperons
 ZHANG 2013A
PR C88 035205 Multichannel Parametrization of ${{\mathit K}^{-}}{{\mathit N}}$ Scattering Amplitudes and Extraction of Resonance Parameters
 GOPAL 1980
Toronto Conf. 159 S = -1 Baryons: an Experimental Review
 DEBELLEFON 1978
NC 42A 403 New Data on the Reactions ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\overline{\mathit K}}^{0}}{{\mathit n}}$ and ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit p}}$ between 1.934 and 2.516 ${\mathrm {GeV/}}\mathit c$, Partial Wave Analysis of these Channels and SU(3) Classification of the New ${{\mathit Y}^{*}}$ States Observed
 BACCARI 1977
NC 41A 96 New Data on ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \Lambda}}$ from 1.934 to 2.516 ${\mathrm {GeV/}}\mathit c$ and Partial Wave Analyses from Threshold up to 2436 MeV $\mathit E_{{\mathrm {cm}}}$
 DECLAIS 1977
CERN 77-16 ${{\mathit K}^{-}}$ ${{\mathit n}}$ and ${{\mathit K}^{-}}$ ${{\mathit p}}$ Elastic Scattering in ${{\mathit K}^{-}}{{\mathit d}}$ Collisions from 1.2 to 2.2 ${\mathrm {GeV/}}\mathit c$
 GOPAL 1977
NP B119 362 Partial Wave Analyses of ${{\overline{\mathit K}}}{{\mathit N}}$ Two Body Reactions between 1480 and 2170 MeV
 HEMINGWAY 1975
NP B91 12 New Data on ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit p}}$ and ${{\overline{\mathit K}}^{0}}$ ${{\mathit n}}$ and a Partial Wave Analysis between 1840 and 2234 MeV Center of Mass Energy
 NAKKASYAN 1975
NP B93 85 New Data on ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \Lambda}}$ and a Partial Wave Analysis between the $\mathit E_{{\mathrm {cm}}}$ 1915 and 2168 MeV
 KANE 1974
LBL-2452 LBL-2452