pdgLive Home   >   LIGHT UNFLAVORED MESONS ($\mathit S$ = $\mathit C$ = $\mathit B$ = 0)   >   ${{\mathit \rho}_{{{3}}}{(1690)}}$   >   ${{\mathit K}}{{\overline{\mathit K}}}$ AND ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ MODES

${{\mathit \rho}_{{{3}}}{(1690)}}$ MASS

${{\mathit K}}{{\overline{\mathit K}}}$ AND ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ MODES

INSPIRE   JSON  (beta) PDGID:

M015M2

VALUE (MeV) EVTS DOCUMENT ID TECN CHG  COMMENT $\bf{ 1696 \pm4}$ OUR AVERAGE $1699$ $\pm5$ ALPER 1980 CNTR 0 62 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit n}}$ $1698$ $\pm12$ 6k 1, 2 MARTIN 1978 D SPEC 10 ${{\mathit \pi}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{-}}{{\mathit p}}$ $1692$ $\pm6$ BLUM 1975 ASPK 0 18.4 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit n}}{{\mathit K}^{+}}{{\mathit K}^{-}}$ $1690$ $\pm16$ ADERHOLZ 1969 HBC + 8 ${{\mathit \pi}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ • • We do not use the following data for averages, fits, limits, etc. • • $1694$ $\pm8$ 3 COSTA 1980 OMEG 10 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit n}}$ 1  From a fit to $\mathit J{}^{P} = 3{}^{-}$ partial wave. 2  Systematic error on mass scale subtracted. 3  They cannot distinguish between ${{\mathit \rho}_{{{3}}}{(1690)}}$ and ${{\mathit \omega}_{{{3}}}{(1670)}}$.

References

Except where otherwise noted, content of the 2025 Review of Particle Physics is licensed under a Creative Commons Attribution 4.0 International (CC BY 4.0) license. The publication of the Review of Particle Physics is supported by US DOE, MEXT (Japan), INFN (Italy) and CERN. Individual collaborators receive support for their PDG activities from their respective institutes or funding agencies. © 2025. See LBNL disclaimers.