HIP 41378 observed by CHEOPS: Where is planet d? S. Sulis, L. Borsato, S. Grouffal, H. P. Osborn, A. Santerne, A. Brandeker, M. N. Günther, A. Heitzmann, M. Lendl, M. Fridlund et al. (77 more) A&A, 686 (2024) L18 Published online: 21 June 2024 DOI: 10.1051/0004-6361/202449689