Education
- PhD in Astrophysics, Pontificia Universidad Católica de Chile, 2021 - present
- BSc in Astronomy (summa cum laude), Pontificia Universidad Católica de Chile, 2016 - 2020
Research Experience
- Visiting graduate student, University of Amsterdam, May - Oct 2024
Publications
First Author
- Espinoza-Retamal, J.I., Stefánsson, G., Petrovich, C., et al. 2024, "HATS-38 b and WASP-139 b join a growing group of hot Neptunes in polar orbits", The Astronomical Journal, 168, 185. Link
- Espinoza-Retamal, J.I., Brahm, R., Petrovich, C., et al. 2023, "The Aligned Orbit of the Eccentric Proto Hot Jupiter TOI-3362 b", The Astrophysical Journal Letters, 958, L20. Link
- Espinoza-Retamal, J.I., Zhu, W. & Petrovich, C. 2023, "Prospects from TESS and Gaia to Constrain the Flatness of Planetary Systems", The Astronomical Journal, 166, 231. Link
Coauthor
- Stefánsson, G., Mahadevan, S., Winn, J., et al. (including Espinoza-Retamal, J.I.) 2024, "Gaia-4b and 5b: Radial Velocity Confirmation of Gaia Astrometric Orbital Solutions Reveal a Massive Planet and a Brown Dwarf Orbiting Low-mass Stars", submitted to AAS journals. Link
Teaching
Mentoring
- Hugo Veldhuis, Masters student at UvA: Thesis about obliquities of 2 gas giants.
- David Bruijne, Masters student at UvA: Thesis about the detection of exoplanets with Gaia astrometry.
- Kaya Han Taş, Masters student at UvA: Thesis about the detection of a planet in the Neptune desert.
Teaching Assistant
- AST1529: Planets in the Universe (2023A)
- MAT1640: Differential Equations (2023A)
- AST1529: Planets in the Universe (2022A)
- MAT1640: Differential Equations (2022A)
- MAT1630: Calculus III (2022A)
- MAT1640: Differential Equations (2021B)
- MAT1640: Differential Equations (2020A)
Observing Programs
- PI, ESPRESSO, Very Large Telescope, Paranal Observatory: Probing the spin-orbit alignment dichotomy of Neptunes, 10 hours (ESO P111).
- CoI, ESPRESSO, Very Large Telescope, Paranal Observatory: The tilted orbit of the warm giant TOI-4507b, 4.2 hours (ESO P114).
- CoI, ESPRESSO, Very Large Telescope, Paranal Observatory: Are eccentric warm Jupiters preferentially aligned?, 18.5 hours (ESO P113).