${\cal B}(B^+ \to \eta(1405) K^+) \times {\cal B}(\eta(1405) \to K^* \overline{K})$

ExperimentMeasurement [10-6]$\Delta\chi^2$ReferenceComments
Average$3.8 \pm1.0$
PDG$< 1.2$pdgLive
LHCb$3.8 \pm0.5 \pm0.9$0.00 Phys.Rev.D 111,092009 (2025)Extracted from an amplitude analysis of the $K^0_S K^\pm \pi^\mp$ spectrum in $B^+ \to K^0_S K^\pm \pi^\mp K^+$ decays, in the mass region $m(K^0_S K^\pm \pi^\mp) < 1.85\;\mathrm{GeV}$.
BaBar$< 1.2$Phys.Rev.Lett. 101,091801 (2008)
Input values that appear in red are not included in the PDG average. Quoted upper limits are at 90% confidence level (CL), unless mentioned otherwise.