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P. B. , M. H. , B. M. , O. M. , T. O. Manages-the et al., contributed to instrument calibration and operations and data handling and analysis, were responsible for hardware subsystem development and construction. All authors contributed to data interpretation and commented on the paper. Competing interests: The authors declare that they have no competing interests. Data and materials availability: All ROSINA data will be released to the Planetary Science Archive of ESA and to the Planetary Data System archive of NASA