The preprint of the formal paper by Joana Marques Oliveira et al has been published on ArXiV
https://arxiv.org/abs/2201.10450
The analysis and paper were the subject of her PhD thesis under the supervision of Prof Bruno Sicardy (Observatoire de Paris). Here’s a video of Joana’s defence of her thesis
Soutenance de thèse – Joana Marques Oliveira – YouTube
A number of UK observers recorded the occultation and contributed to this work.
Alex.