Pyodine: an open, flexible reduction software for iodine-calibrated precise radial velocities Paul Heeren, René Tronsgaard, Frank Grundahl, Sabine Reffert, Andreas Quirrenbach and Pere L. Pallé A&A, 674 (2023) A164 Published online: 19 June 2023 DOI: 10.1051/0004-6361/202244441