Dr Pia Cortes Zuleta
Research Fellow in Astrophysics (Extrasolar Planetary Science)
Research areas
My research focuses on the detection and characterisation of extrasolar planets. In particular, I study the effects of stellar activity on the detection of low-mass planets with the radial velocity technique. I'm part of the HARPS-N, CHEOPS, and PLATO consortia.
Selected publications
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Open access
The SPIRou Legacy Survey: detection of a nearby world orbiting in the habitable zone of Gl725B achieved by correcting strong telluric contamination in near-infrared radial velocities with wapiti
Ould-Elhkim, M., Moutou, C., Donati, J.-F., Cortés-Zuleta, P., Delfosse, X., Artigau, É., Cadieux, C., Charpentier, P., Carmona, A., Boisse, I., Reylé, C., Gaidos, E., Cloutier, R., Hébrard, G., Arnold, L., do Nascimento, Jr., J.-D., Cook, N. J. & Doyon, R., 26 Jan 2026, In: Astronomy & Astrophysics. 705, 19 p., A234.Research output: Contribution to journal › Article › peer-review
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Open access
Gl 725A b: a potential super-Earth detected with SOPHIE and SPIRou in an M dwarf binary system at 3.5 pc
Cortes-Zuleta, P., Boisse, I., Ould-Elhkim, M., Wilson, T. G., Larue, P., Carmona, A., Delfosse, X., Donati, J.-F., Forveille, T., Moutou, C., Cameron, A. C., Artigau, E., Acuña, L., Altinier, L., Astudillo-Defru, N., Baruteau, C., Bonfils, X., Cabrit, S., Cadieux, C. & Cook, N. J. & 17 others, , Jan 2025, In: Astronomy & Astrophysics. 693, 18 p., A164.Research output: Contribution to journal › Article › peer-review
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Open access
Characterizing planetary systems with SPIRou: detection of a sub-Neptune in a 6-day period orbit around the M dwarf Gl 410
Carmona, A., Delfosse, X., Ould-Elhkim, M., Cortés-Zuleta, P., Hara, N. C., Artigau, E., Moutou, C., Petit, A. C., Mignon, L., Donati, J. F., Cook, N. J., Gagné, J., Forveille, T., Diaz, R. F., Martioli, E., Arnold, L., Cadieux, C., Boisse, I., Morin, J. & Petit, P. & 25 others, , 19 Aug 2025, In: Astronomy & Astrophysics. 700, 30 p., A222.Research output: Contribution to journal › Article › peer-review
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Open access
Mass estimates of the young TOI-451 transiting planets: multidimensional Gaussian Process on stellar spectroscopic and photometric signals
Barragán, O., Mallorquín, M., Fernández-Fernández, J., Hawthorn, F., Freckelton, A. V., Lafarga, M., Cretignier, M., Eschen, Y. N. E., Gill, S., Béjar, V. J. S., Lodieu, N., Yu, H., Wilson, T. G., Anderson, D., Apergis, I., Battley, M., Bryant, E. M., Cortés-Zuleta, P., Gillen, E. & Jenkins, J. S. & 13 others, , 1 Feb 2026, In: Monthly Notices of the Royal Astronomical Society. 546, 2, p. stag087 18 p.Research output: Contribution to journal › Article › peer-review
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Open access
A decade of solar high-fidelity spectroscopy and precise radial velocities from HARPS-N
Dumusque, X., Al Moulla, K., Cretignier, M., Buchschacher, N., Segransan, D., Phillips, D. F., Affer, L., Aigrain, S., John, A. A., Bonomo, A. S., Bourrier, V., Buchhave, L. A., Collier Cameron, A., Cegla, H. M., Cortes-Zuleta, P., Cosentino, R., Costes, J., Damasso, M., de Beurs, Z. L. & Ehrenreich, D. & 36 others, , 10 Feb 2026, In: Astronomy & Astrophysics. 706, 22 p., A231.Research output: Contribution to journal › Article › peer-review