The hunt for extraterrestrial high-energy neutrino counterparts I. Liodakis, T. Hovatta, V. Pavlidou, A.C.S. Readhead, R. D. Blandford, S. Kiehlmann, E. Lindfors, W. Max-Moerbeck, T. J. Pearson and M. Petropoulou A&A, 666 (2022) A36 Published online: 30 September 2022 DOI: 10.1051/0004-6361/202244551