LP
Léna Parc
astro-ph.EPastro-ph.SRastro-ph.IM
On Valency
published · living versionsW_ymjecq9u·v1 · currentpublished
Companions of Hot Jupiters: two decades of radial velocity monitoring with CORALIE
with João P. Faria, François Bouchy, Jana Baron, Siddharth Bhatnagar +16
1 version
Preprints & journals
35 papers in the corpus · 2023–2026Companions of Hot Jupiters: two decades of radial velocity monitoring with CORALIE2610.25152v1 · L'ena Parc, Joao P. Faria, Francois Bouchy et al.2026 · 0 citationsarXivon Valency
A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared2609.35747v1 · C. Cadieux, B. N. Skinner, F. Bouchy et al.2026 · 0 citationsarXiv
Upside down: GJ3090 b the first retrograde exoplanet around an M dwarf detected with NIRPS2609.24870v1 · Y. Carteret, V. Bourrier, L. Parc et al.2026 · 0 citationsA&A, Volume 713, September 2026, L15
Two extremely irradiated volatile-rich sub-Neptunes with companions in the TOI-426 and TOI-1839 systems: Insights into arrival and survival near the lower edge of the Neptunian desert2609.05413v2 · A. Castro-Gonz'alez, O. Barrag'an, D. J. Armstrong et al.2026 · 0 citationsarXiv
Night-sky emission correction techniques for high-resolution spectroscopy: Demonstration with NIRPS2609.03374v1 · Avidaan Srivastava, Francois Bouchy, Xavier Dumusque et al.2026 · 0 citationsarXiv
Radial velocity detection of the TRAPPIST-1 planetary system with SPIRou and NIRPS2609.03006v1 · Alexandrine L'Heureux, Ren'e Doyon, Charles Cadieux et al.2026 · 0 citationsarXiv
TOI-3664 b, TOI-4034 b & TOI-6564 b: Three new hot Jupiters around stars approaching the terminal age main sequence2606.05295v2 · Matthew P. Battley, Marina Lafarga, Edward Gillen et al.2026 · 0 citationsBattley et al. (2026), MNRAS, 549, 4
Mind the Companion : Demographics of Transiting S-type Exoplanets2605.31523v2 · Lina Y. Messamah, Francois Bouchy, Julia Venturini et al.2026 · 0 citationsarXiv
Origin and characterization of super-Earths and sub-Neptunes2604.11779v1 · L'ena Parc, Julia Venturini, Francois Bouchy et al.2026 · 0 citationsarXiv
Super-Earth masses and stellar abundances from NIRPS reveal tentative evidence for water-rich formation around M dwarfs2604.07447v1 · Drew Weisserman, Nicole Gromek, Ryan Cloutier et al.2026 · 4 citationsA&A 709, A165 (2026)
TOI-4552 b: A new ultra-short period rocky world revealed by NIRPS and TESS2603.18233v1 · Avidaan Srivastava, Ren'e Doyon, Francois Bouchy et al.2026 · 1 citationA&A 709, A73 (2026)
Confirmation of the hot super-Neptune TOI-672 b with NIRPS and HARPS and Insights into the Neptunian desert around M dwarfs2603.12345v1 · Ares Osborn, Ryan Cloutier, Vincent Bourrier et al.2026 · 1 citationA&A 709, A23 (2026)
TOI-1080 b: a temperate, rocky planet orbiting a quiet M4V host2603.00385v1 · Y. G'omez Maqueo Chew, G. Dransfield, K. Barkaoui et al.2026 · 0 citationsarXiv
Densities of small planets around the M dwarfs TOI-4336 A and TOI-4342 with ESPRESSO: Three sub-Neptunes, one super-Earth, and a Neptune-mass candidate2601.22115v2 · L'ena Parc, Charles Cadieux, Nolan Grieves et al.2026 · 1 citationarXiv
TOI-6692b: An eccentric 130 day period giant planet with a single transit from TESS2601.16357v1 · Allyson Bieryla, Karen A. Collins, George Zhou et al.2026 · 0 citationsarXiv
NIRPS tightens the mass estimate of GJ 3090 b and detects a planet near the stellar rotation period2601.09330v2 · Pierrot Lamontagne, Drew Weisserman, Charles Cadieux et al.2026 · 1 citationA&A, 706 (2026) A278
NIRPS and TESS reveal a peculiar system around the M dwarf TOI-756: A transiting sub-Neptune and a cold eccentric giant2510.14927v1 · L'ena Parc, Francois Bouchy, Neil J. Cook et al.2025 · 5 citationsA&A, 702, A138 (2025)
TOI-3288 b and TOI-4666 b: two gas giants transiting low-mass stars characterised by NIRPS2510.11703v2 · Yolanda G. C. Frensch, Francois Bouchy, Gaspare Lo Curto et al.2025 · 5 citationsarXiv
Quantifying thermal water dissociation in the dayside photosphere of WASP-121 b using NIRPS2508.06626v1 · Luc Bazinet, Romain Allart, Bjorn Benneke et al.2025 · 4 citationsA&A 701, A276 (2025)
Diving into the planetary system of Proxima with NIRPS -- Breaking the metre per second barrier in the infrared2507.21751v1 · Alejandro Su'arez Mascareno, 'Etienne Artigau, Lucile Mignon et al.2025 · 12 citations2025, A&A, 700, A11
NIRPS joining HARPS at ESO 3.6 m. On-sky performance and science objectives2507.21767v1 · Francois Bouchy, Rene Doyon, Francesco Pepe et al.2025 · 30 citationsA&A, 700, A10 (2025)
Hydride ion continuum hides absorption signatures in the NIRPS near-infrared transmission spectrum of the ultra-hot gas giant WASP-189b2507.21229v1 · Valentina Vaulato, Stefan Pelletier, David Ehrenreich et al.2025 · 9 citationsarXiv
Blind search for activity-sensitive lines in the near-infrared using HARPS and NIRPS observations of Proxima and Gl 5812507.21262v1 · Joao Gomes da Silva, Elisa Delgado-Mena, Nuno C. Santos et al.2025 · 4 citationsarXiv
NIRPS detection of delayed atmospheric escape from the warm and misaligned Saturn-mass exoplanet WASP-69b2507.21284v1 · Romain Allart, Yann Carteret, Vincent Bourrier et al.2025 · 7 citationsarXiv
Three Hot Jupiters transiting K-dwarfs with a significant heavy element mass2506.04923v1 · Y.G.C. Frensch, F. Bouchy, G. Lo Curto et al.2025 · 1 citationA&A 700, A118 (2025)
Exploring the Neptunian Desert: Insights from a Homogeneous Planetary Sample2504.16164v1 · Lauren Doyle, David J. Armstrong, Lorena Acuna et al.2025 · 15 citationsarXiv
NGTS-33b: A Young Super-Jupiter Hosted by a Fast Rotating Massive Hot Star2411.08960v1 · Douglas R. Alves, James S. Jenkins, Jose I. Vines et al.2024 · 5 citationsarXiv
Characterisation of TOI-406 as showcase of the THIRSTEE program: A 2-planet system straddling the M-dwarf density gap2409.11083v2 · G. Lacedelli, E. Palle, R. Luque et al.2024 · 10 citationsA&A 692, A238 (2024)
Resonant sub-Neptunes are puffier2406.18991v1 · Adrien Leleu, Jean-Baptiste Delisle, Remo Burn et al.2024 · 22 citationsarXiv
Discovery of a cold giant planet and mass measurement of a hot super-Earth in the multi-planetary system WASP-1322406.15986v2 · N. Grieves, F. Bouchy, D. J. Armstrong et al.2024 · 7 citationsA&A 693, A144 (2025)
NIRPS first light and early science: breaking the 1 m/s RV precision barrier at infrared wavelengths2406.08304v2 · 'Etienne Artigau, Francois Bouchy, Ren'e Doyon et al.2024 · 0 citationsarXiv
From super-Earths to sub-Neptunes: Observational constraints and connections to theoretical models2406.04311v3 · L'ena Parc, Francois Bouchy, Julia Venturini et al.2024 · 70 citationsA&A 688, A59 (2024)
Discovery of two warm mini-Neptunes with contrasting densities orbiting the young K3V star TOI-8152401.15709v2 · Angelica Psaridi, Hugh Osborn, Francois Bouchy et al.2024 · 4 citationsarXiv
The mass-radius relation of exoplanets, revisited2311.12593v2 · Simon Muller, Jana Baron, Ravit Helled et al.2023 · 58 citationsA&A 686, A296 (2024)
Three Saturn-mass planets transiting F-type stars revealed with TESS and HARPS2303.15080v2 · Angelica Psaridi, Francois Bouchy, Monika Lendl et al.2023 · 10 citationsA&A 675, A39 (2023)
Career total: at least 89 works. 35 are in this corpus.
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