[fritzo]

Paywalled paper: https://www.nature.com/articles/s41550-019-0878-9

Preprint: https://arxiv.org/abs/1909.05218

Figure 2 pp. 14 of the preprint shows much more plausible error bounds on the curve fit. That press release "best fit" curve is merely an artist's conception.

[V1ndaar]

Nope, that is the old paper about Hubble measurements of the same planet.

The preprint of the Webb based paper is here [0] from here [1].

[0]: https://stsci-opo.org/STScI-01HA2G716KS9YGAGVY1WBVFJ8Y.pdf

[1]: https://webbtelescope.org/contents/news-releases/2023/news-2...