Collection: Higgs -> Zγ candidates
The branching ratio for H -> Zγ is around 1 in 62,500: https://arxiv.org/abs/1402.3051 See 2.6. H -> Zɣ of the following document from the ATLAS Collaboration: "Measurements of the Higgs boson production and decay rates and coupling strengths using $pp$ collision data at $\sqrt{s}=7$ and $8$ TeV in the ATLAS experiment" http://arxiv.org/abs/1507.04548
