OD
O. Demangeon
astro-ph.EPastro-ph.SRastro-ph.IMastro-ph.GAcs.DLExobiologyphysics.data-anphysics.gen-phphysics.space-phPlanets
On Valency
published · living versionsW_kxbebmtq·v1 · currentpublished
An extremely low-density and temperate giant exoplanet
with A. Santerne, L. Malavolta, M. R. Kosiarek, F. Dai +66
1 version
W_ynufkxb8·v1published
Preprints & journals
224 papers in the corpus · 2011–2026Uncovering temperate worlds: an updated look at the K2-3 system with ESPRESSO2609.17792v1 · Avidaan Srivastava, Emma Pimentel, Am'elie Gressier et al.2026 · 0 citationsarXiv
Effect of stellar spot-only spectral lines in high-resolution transit spectroscopy2609.03568v1 · W. Dethier, E. Cristo, O. D. S. Demangeon et al.2026 · 0 citationsarXiv
CHEOPS photometry from 2024 reveals a reversal in the transit-timing variations of AU Mic c2608.01120v1 · Z. Garai, Gy. M. Szab'o, D. Gandolfi et al.2026 · 0 citationsarXiv
Predicting Radial Velocities from Rossiter-McLaughlin Time Series Observations2607.29232v1 · Vardan Adibekyan, Olivier Demangeon, Diogo Teixeira et al.2026 · 0 citationsarXiv
Assessing the Impact of Varying HSO Cross Sections on Photochemical Models: Implications for the Spectral Characterization of Terrestrial Exoplanets2607.04275v1 · Alexandre Branco, Clara Sousa-Silva, Wynter Broussard et al.2026 · 0 citationsarXiv
A decade of monitoring the HIP 41378's planetary system2606.23103v1 · S. Grouffal, A. Santerne, X. Dumusque et al.2026 · 0 citationsarXiv
Spin-Orbit Geometry of AU Mic b and c from Back-to-Back Transits Observed Contemporaneously with Magellan PFS, LCOGT, and CHEOPS2605.29946v2 · Zitao Lin, Gyula M. Szab'o, Krzysztof Sz. Zieli'nski et al.2026 · 0 citationsarXiv
The small transiting planet population revealed by ESPRESSO with extreme precision radial velocities2605.27002v1 · M. J. Hobson, B. Lavie, F. Bouchy et al.2026 · 0 citationsarXiv
An Ultra-Short Period Super-Earth and a Sub-Neptune Orbiting the K dwarf TOI-43112605.12324v1 · Yoshi Nike Emilia Eschen, Thomas G. Wilson, Andrew Collier Cameron et al.2026 · 0 citationsarXiv
The multi-planet system TOI-5624: Four transiting sub-Neptunes with an outer companion revealed by transit-timing variations2604.15035v2 · A. Bonfanti, D. Gandolfi, P. Leonardi et al.2026 · 1 citationA&A 709, A265 (2026)
Gas-depleted planet formation occurred in the four-planet system around the red dwarf LHS 1903.41678587 · Wilson, Thomas G, Simpson, Anna M, Collier Cameron, Andrew et al.2026 · 1 citationScience (New York, N.Y.). 2026;392(6795):eadl2348
Reinforcing Prestige: Journal Citation Biases in Astronomy2603.25349v1 · Vardan Adibekyan, Olivier Demangeon, Tiago Campante et al.2026 · 0 citationsarXiv
Impact of stellar spots on the high-resolution transmission spectra of a giant planet around a Sun-like star2603.13075v1 · Jennifer P. Lucero, O. D. S. Demangeon, E. Cristo et al.2026 · 0 citationsarXiv
HARPS-N, TESS, and CHEOPS discover a transiting sub-Neptune and two outer companions around the bright solar analogue HD 854262511.08473v1 · F. Lienhard, A. Mortier, A. Collier Cameron et al.2025 · 2 citationsarXiv
An Ultra-Short Period Super-Earth and Sub-Neptune Spanning the Radius Valley Orbiting the Kinematic Thick Disk Star TOI-23452510.12783v1 · Yoshi Nike Emilia Eschen, Thomas G. Wilson, Andrea Bonfanti et al.2025 · 0 citationsarXiv
SOAPv4: A new step toward modeling stellar signatures in exoplanet research2510.08319v1 · E. Cristo, J. P. Faria, N. C. Santos et al.2025 · 7 citationsarXiv
Transit Timing Variations in HIP 41378: CHEOPS and TESS confirm a non-transiting sixth planet in the system2509.14156v3 · P. Leonardi, L. Borsato, L. Pagliaro et al.2025 · 3 citationsA&A 702, A211 (2025)
A four-planet system orbiting the old thick disk star TOI-12032509.10136v1 · D. Gandolfi, A. Alnajjarine, L. M. Serrano et al.2025 · 1 citationarXiv
Improved characterization of the TOI-2141 system: a dense sub-Neptune with non-transiting inner and outer companions2509.00762v1 · R. Luque, K. W. F. Lam, J. Cabrera et al.2025 · 0 citationsA&A 704, A174 (2025)
The CHEOPS view of HD 95338b: refined transit parameters, and a search for exomoons2507.15318v1 · Sz. K'alm'an, A. E. Simon, A. Deline et al.2025 · 1 citationA&A 701, A240 (2025)
The star HIP 41378 potentially misaligned with its cohort of long-period planets2507.01807v2 · S. Grouffal, A. Santerne, V. Bourrier et al.2025 · 5 citationsA&A 701, A173 (2025)
A systematic bias in template-based RV extraction algorithms2506.23261v1 · Andr'e M. Silva, N. C. Santos, J. P. Faria et al.2025 · 9 citationsA&A 700, A93 (2025)
The KELT-7b atmospheric thermal-inversion conundrum revisited with CHEOPS, TESS, and additional data2506.20432v1 · Z. Garai, A. Krenn, P.E. Cubillos et al.2025 · 2 citationsarXiv
PoET: the Paranal solar ESPRESSO Telescope2505.08540v1 · Nuno C. Santos, Alexandre Cabral, Ines Leite et al.2025 · 3 citations2025, The Messenger 194, 21-25
Dark skies of the slightly eccentric WASP-18 b from its optical-to-infrared dayside emission2505.01544v2 · A. Deline, P. E. Cubillos, L. Carone et al.2025 · 9 citationsA&A 699, A150 (2025)
Exploring the Neptunian Desert: Insights from a Homogeneous Planetary Sample2504.16164v1 · Lauren Doyle, David J. Armstrong, Lorena Acuna et al.2025 · 15 citationsarXiv
A Swarm of WASP Planets: Nine giant planets identified by the WASP survey2504.08091v1 · Nicole Schanche, Guillaume H'ebrard, Keivan G. Stassun et al.2025 · 2 citationsarXiv
TOI-512: Super-Earth transiting a K-type star discovered by TESS and ESPRESSO2502.14472v1 · J. Rodrigues, S.C. Barros, N.C. Santos et al.2025 · 3 citationsarXiv
Searching for Hot Water World Candidates with CHEOPS: Refining the radii and analysing the internal structures and atmospheric lifetimes of TOI-238 b and TOI-1685 b2502.07887v1 · J. A. Egger, D. Kubyshkina, Y. Alibert et al.2025 · 6 citationsA&A 696, A28 (2025)
Transit-timing variations in the AU Mic system observed with CHEOPS2501.13575v1 · 'A. Boldog, Gy. M. Szab'o, L. Kriskovics et al.2025 · 6 citationsarXiv
Characterization of seven transiting systems including four warm Jupiters from SOPHIE and TESS2412.08527v1 · N. Heidari, G. H'ebrard, E. Martioli et al.2024 · 12 citationsA&A 694, A36 (2025)
CHEOPS observations confirm nodal precession in the WASP-33 system2412.08557v1 · A. M. S. Smith, Sz. Csizmadia, V. Van Grootel et al.2024 · 2 citationsA&A 2025 693 A128
A joint effort to discover and characterize two resonant mini Neptunes around TOI-1803 with TESS, HARPS-N and CHEOPS2412.05423v1 · T. Zingales, L. Malavolta, L. Borsato et al.2024 · 3 citationsA&A 695, A273 (2025)
In-situ observations of resident space objects with the CHEOPS space telescope2411.18326v1 · Nicolas Billot, Stephan Hellmich, Willy Benz et al.2024 · 3 citationsJournal of Space Safety Engineering, Volume 11, Issue 3, September 2024, Pages 498-506
A possible misaligned orbit for the young planet AU Mic c2411.16958v2 · H. Yu, Z. Garai, M. Cretignier et al.2024 · 13 citationsarXiv
A close outer companion to the ultra-hot Jupiter TOI-2109 b?2411.07797v1 · J.-V. Harre, A. M. S. Smith, S. C. C. Barros et al.2024 · 10 citationsA&A 692, A254 (2024)
Linking the primordial composition of planet building disks to the present-day composition of rocky exoplanets2410.17984v1 · V. Adibekyan, M. Deal, C. Dorn et al.2024 · 14 citationsA&A 692, A67 (2024)
Architecture of TOI-561 planetary system2410.18169v3 · G. Piotto, T. Zingales, L. Borsato et al.2024 · 4 citationsarXiv
The obliquity and atmosphere of the hot Jupiter WASP-122b (KELT-14b) with ESPRESSO: An aligned orbit and no sign of atomic or molecular absorption2410.00800v1 · M. Stangret, E. Palle, E. Esparza-Borges et al.2024 · 2 citationsarXiv
The CHEOPS view on the climate of WASP-3 b2409.16268v1 · G. Scandariato, L. Carone, P. E. Cubillos et al.2024 · 3 citationsA&A 692, A129 (2024)
ESPRESSO reveals blueshifted neutral iron emission lines on the dayside of WASP-76 b2409.13519v1 · A. R. Costa Silva, O. D. S. Demangeon, N. C. Santos et al.2024 · 13 citationsAstronomy & Astrophysics, 689, A8, 15 (2024)
SWEET-Cat: A view on the planetary mass-radius relation2409.11965v1 · S.G. Sousa, V. Adibekyan, E. Delgado-Mena et al.2024 · 9 citationsA&A 691, A53 (2024)
The K2-24 planetary system revisited by CHEOPS2409.02995v3 · V. Nascimbeni, L. Borsato, P. Leonardi et al.2024 · 5 citationsA&A 690, A349 (2024)
TOI-757 b: an eccentric transiting mini-Neptune on a 17.5-d orbit2407.20525v1 · A. Alqasim, N. Grieves, N. M. Ros'ario et al.2024 · 3 citationsarXiv
TOI-1408: Discovery and Photodynamical Modeling of a Small Inner Companion to a Hot Jupiter Revealed by TTVs2407.17798v1 · Judith Korth, Priyanka Chaturvedi, Hannu Parviainen et al.2024 · 25 citationsarXiv
ANDES, the high resolution spectrograph for the ELT: science goals, project overview and future developments2407.14601v1 · A. Marconi, M. Abreu, V. Adibekyan et al.2024 · 19 citationsarXiv
Characterisation of the Warm-Jupiter TOI-1130 system with CHEOPS and photo-dynamical approach2407.06097v1 · L. Borsato, D. Degen, A. Leleu et al.2024 · 16 citationsA&A 689, A52 (2024)
Unveiling the internal structure and formation history of the three planets transiting HIP 29442 (TOI-469) with CHEOPS2406.18653v1 · J. A. Egger, H. P. Osborn, D. Kubyshkina et al.2024 · 26 citationsA&A 688, A223 (2024)
The PLATO Mission2406.05447v2 · Heike Rauer, Conny Aerts, Juan Cabrera et al.2024 · 13 citationsarXiv
CHEOPS in-flight performance: A comprehensive look at the first 3.5 years of operations2406.01716v1 · A. Fortier, A.E. Simon, C. Broeg et al.2024 · 1 citationarXiv
Career total: at least 711 works. 224 are in this corpus.Showing the 50 most recent.
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