Kilometer-precise (UII) Umbriel physical properties from the multichord stellar occultation on 2020 September 21

M. Assafin, S. Santos-Filho, B. E. Morgado +39

We report the results of the stellar occultation by (UII) Umbriel on September 21st, 2020. The shadow crossed the USA and Canada, and 19 positive chords were obtained. A limb param…