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${{\mathit \chi}_{{{c1}}}{(4685)}}$ WIDTH

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M261W

M261W VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 180 \pm50}$ OUR AVERAGE  Error includes scale factor of 1.9. $227$ $\pm26$ $\pm22$ AAIJ 2025 Q   LHCB ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit \psi}{(2S)}}{{\mathit K}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $126$ $\pm15$ ${}^{+37}_{-41}$ 24k 1 AAIJ 2021 E   LHCB ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ 1  From an amplitude analysis of the decay ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ with a significance of 15 $\sigma $.

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