Likelihood of the sky - Bayesian treatment of the geometric two-catalog matching problem S. Czesla, P. C. Schneider, J. H. M. M. Schmitt, S. Freund, M. Salvato, J. Buchner and J. Robrade A&A, 674 (2023) A136 Published online: 15 June 2023 DOI: 10.1051/0004-6361/202244195