Related paper Coherent $\rm{J/ψ}$ and $\rm{ψ'}$ photoproduction at midrapidity in ultra-peripheral Pb-Pb collisions at $\sqrt{s_{\mathrm{NN}}}~=~5.02$ TeV Measured differential cross section of coherent \Jpsi\ (left) and \Ppsi\ (right) photoproduction in \PbPb\ UPCs in $|y| [png] [pdf] [eps][png] [pdf] [eps]