LHCb: INSPIRE
| Parameter | Measurement |
|---|---|
| \({\cal{B}} ( B^- \to \eta_c K^- ) \times {\cal{B}} ( \eta_c \to p\bar{p} ) / {\cal{B}} ( B^- \to J/\psi K^- ) \times {\cal{B}} ( J/\psi \to p\bar{p} )\) | \([0.578 \pm 0.035\mbox{ (stat)} \pm 0.027\mbox{ (syst)}]\) |
| \({\cal{B}} ( B^- \to \psi(2S) K^- ) \times {\cal{B}} ( \psi(2S) \to p\bar{p} ) / {\cal{B}} ( B^- \to J/\psi K^- ) \times {\cal{B}} ( J/\psi \to p\bar{p} )\) | \([0.080 \pm 0.012\mbox{ (stat)} \pm 0.009\mbox{ (syst)}]\) |