AC
A. Chiavassa
astro-ph.SRastro-ph.IMastro-ph.GAastro-ph.EPastro-phastro-ph.HEastro-ph.COphysics.flu-dyn
On Valency
published · living versionsW_mkdvkpre·v1 · currentpublished
Gaia Early Data Release 3: The celestial reference frame (Gaia-CRF3)
with Gaia Collaboration, S. A. Klioner, L. Lindegren, F. Mignard +446
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Preprints & journals
149 papers in the corpus · 2008–2026The GAPS programme at TNG LXXXII. The first atmospheric investigation of the gas giant WASP-13b at high resolution with GIARPS2610.12677v1 · D. Sicilia, M. Basilicata, G. Guilluy et al.2026 · 0 citationsarXiv
White Dwarf Natal Kicks as Velocity-Space Random Walks. I. Fokker-Planck Theory2609.20940v2 · Stephen Majeski, Dang Pham, Taeho Ryu et al.2026 · 0 citationsarXiv
White Dwarf Natal Kicks as Velocity-Space Random Walks. II. Binary Stellar Evolution and Observational Kick Constraints2609.20941v1 · Dang Pham, Stephen Majeski, Taeho Ryu et al.2026 · 0 citationsarXiv
Astrometric modeling of unresolved variable binary systems. II. Application to Gaia epoch astrometry of nearby pulsating and convective red giants2608.30641v1 · L. Decin, K. Sivkova, P. Kervella et al.2026 · 0 citationsarXiv
ANDES, the high-resolution spectrograph of the ELT: simulated performance of the CORO module and overview of the high-contrast capabilities for exoplanet observations2607.23555v1 · M. N'Diaye, A. Simonnin, A. Spang et al.2026 · 0 citationsarXiv
VLTI-GRAVITY measurements of cool evolved stars: II. Pulsation properties and mass-loss process of the Mira star R Car and the red supergiant VX Sgr2604.21621v2 · D. Jadlovsk'y, M. Wittkowski, A. Chiavassa et al.2026 · 1 citationA&A, 711, A259 (2026)
Characterizing the Post-Red Supergiant binary system AFGL 4106 and its complex nebula with SPHERE/VLT2512.01543v2 · G. Tomassini, E. Lagadec, I. El Mellah et al.2025 · 0 citationsarXiv
AREPO-RSG: Aspherical Circumstellar Material and Winds from Pulsating Dusty Red Supergiants in Global 3D Radiation Hydrodynamic Simulations2510.14875v1 · Jing-Ze Ma, Stephen Justham, Ruediger Pakmor et al.2025 · 0 citationsarXiv
High-resolution Ultraviolet-to-nearinfrared Characterization of Exoplanet Atmospheres2507.03060v1 · Patricio E. Cubillos, Matteo Brogi, Antonio Garc'ia Munoz et al.2025 · 0 citationsarXiv
Characterization of AF Lep b at high spectral resolution with VLT/HiRISE2502.19558v1 · A. Denis, A. Vigan, J. Costes et al.2025 · 14 citationsarXiv
Time Resolved Absorption of Six Chemical Species With MAROON-X Points to Strong Drag in the Ultra Hot Jupiter TOI-1518 b2412.01472v4 · A. Simonnin, V. Parmentier, J.P. Wardenier et al.2024 · 18 citationsA&A 698, A314 (2025)
Dimming events of evolved stars due to clouds of molecular gas. Scenarios based on 3D radiation-hydrodynamics simulations with CO5BOLD2411.17561v1 · Bernd Freytag, Susanne Hofner, Bernhard Aringer et al.2024 · 0 citationsarXiv
Retrieving stellar parameters and dynamics of AGB stars with Gaia parallax measurements and CO5BOLD RHD simulations2409.03422v1 · E. B'eguin, A. Chiavassa, A. Ahmad et al.2024 · 5 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
The PLATO Mission2406.05447v2 · Heike Rauer, Conny Aerts, Juan Cabrera et al.2024 · 13 citationsarXiv
A new dimension in the variability of AGB stars: convection patterns size changes with pulsation2405.10164v1 · A. Rosales-Guzm'an, J. Sanchez-Bermudez, C. Paladini et al.2024 · 9 citationsA&A 688, A124 (2024)
An impressionist view of V Hydrae. When MATISSE paints Asymmetric Giant Blobs2405.07821v1 · L. Planquart, C. Paladini, A. Jorissen et al.2024 · 6 citationsA&A 687, A306 (2024)
Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry2404.10486v2 · P. Panuzzo, T. Mazeh, F. Arenou et al.2024 · 139 citationsarXiv
Signatures of convection in the atmospheres of cool evolved stars2402.00187v1 · Andrea Chiavassa, Kateryna Kravchenko, Jared A. Goldberg2024 · 14 citationsarXiv
Images of Betelgeuse with VLTI/MATISSE across the Great Dimming2401.12404v1 · J. Drevon, F. Millour, P. Cruzalebes et al.2024 · 10 citationsarXiv
The Great Dimming of Betelgeuse: the photosphere as revealed by tomography over the past 15 years2312.02816v3 · Daniel Jadlovsk'y, Thomas Granzer, Michael Weber et al.2023 · 10 citationsA&A 685, A124 (2024)
Is Betelgeuse Really Rotating? Synthetic ALMA Observations of Large-scale Convection in 3D Simulations of Red Supergiants2311.16885v2 · Jing-Ze Ma, Andrea Chiavassa, Selma E. de Mink et al.2023 · 24 citationsApJL 962 L36 (2024)
The discovery space of ELT-ANDES. Stars and stellar populations2311.16320v1 · Ian U. Roederer, Juli'an D. Alvarado-G'omez, Carlos Allende Prieto et al.2023 · 6 citationsarXiv
Ground-breaking Exoplanet Science with the ANDES spectrograph at the ELT2311.17075v1 · Enric Palle, Katia Biazzo, Emeline Bolmont et al.2023 · 44 citationsarXiv
Gaia Focused Product Release: A catalogue of sources around quasars to search for strongly lensed quasars2310.06295v1 · A. Krone-Martins, C. Ducourant, L. Galluccio et al.2023 · 7 citationsA&A 685, A130 (2024)
Gaia Focused Product Release: Sources from Service Interface Function image analysis -- Half a million new sources in omega Centauri2310.06551v2 · K. Weingrill, A. Mints, J. Castaneda et al.2023 · 17 citationsA&A 680, A35 (2023)
Gaia Focused Product Release: Radial velocity time series of long-period variables2310.06051v1 · M. Trabucchi, N. Mowlavi, T. Lebzelter et al.2023 · 23 citationsarXiv
ATMOSPHERIX: I- An open source high resolution transmission spectroscopy pipeline for exoplanets atmospheres with SPIRou2308.14510v2 · B. Klein, F. Debras, J.-F. Donati et al.2023 · 17 citationsarXiv
ATMOSPHERIX: II- Characterising exoplanet atmospheres through transmission spectroscopy with SPIRou2308.14511v2 · F. Debras, B. Klein, J.-F. Donati et al.2023 · 0 citationsarXiv
The dusty circumstellar environment of Betelgeuse during the Great Dimming as seen by VLTI/MATISSE2303.08892v1 · E. Cannon, M. Montarges, A. de Koter et al.2023 · 12 citationsA&A 675, A46 (2023)
Presence of liquid water during the evolution of exomoons orbiting ejected free-floating planets2302.04946v1 · Giulia Roccetti, Tommaso Grassi, Barbara Ercolano et al.2023 · 6 citationsarXiv
Detecting HO with CRIRES+: the case of WASP-20b2209.11506v1 · M. C. Maimone, M. Brogi, A. Chiavassa et al.2022 · 6 citationsA&A 667, A106 (2022)
The Study of Atmosphere of Hot Jupiters and Their Host Stars2209.03669v2 · M. C. Maimone, A. Chiavassa, J. Leconte2022 · 0 citationsarXiv
Gaia Data Release 3: Summary of the content and survey properties2208.00211v1 · A. Vallenari, A.G.A. Brown, T. Prusti et al.2022 · 4,320 citationsarXivon Valency
The circumstellar material around the Type IIP SN 2021yja2207.09976v2 · Alexandra Kozyreva, Jakub Klencki, Alexei V. Filippenko et al.2022 · 20 citationsarXiv
Gaia Data Release 3: Reflectance spectra of Solar System small bodies2206.12174v1 · L. Galluccio, M. Delbo, F. De Angeli et al.2022 · 5 citationsarXiv
Gaia DR3: Apsis III -- Non-stellar content and source classification2206.06710v2 · L. Delchambre, C.A.L. Bailer-Jones, I. Bellas-Velidis et al.2022 · 83 citationsA&A 674, A31 (2023)
Gaia Data Release 3: Astrophysical parameters inference system (Apsis) I -- methods and content overview2206.05864v1 · O.L. Creevey, R. Sordo, F. Pailler et al.2022 · 231 citationsA&A 674, A26 (2023)on Valency
Gaia Data Release 3: A Golden Sample of Astrophysical Parameters2206.05870v1 · O.L. Creevey, L.M. Sarro, A. Lobel et al.2022 · 43 citationsA&A 674, A39 (2023)on Valency
Gaia Data Release 3: Apsis II -- Stellar Parameters2206.05992v1 · M. Fouesneau, Y. Fr'emat, R. Andrae et al.2022 · 165 citationsA&A 674, A28 (2023)
Gaia Data Release 3: Pulsations in main sequence OBAF-type stars2206.06075v2 · J. De Ridder, V. Ripepi, C. Aerts et al.2022 · 60 citationsA&A 674, A36 (2023)
Gaia Data Release 3: Analysis of the Gaia BP/RP spectra using the General Stellar Parameterizer from Photometry2206.06138v1 · R. Andrae, M. Fouesneau, R. Sordo et al.2022 · 218 citationsarXiv
Gaia Data Release 3: Mapping the asymmetric disc of the Milky Way2206.06207v3 · R. Drimmel, M. Romero-Gomez, L. Chemin et al.2022 · 150 citationsA&A 674, A37 (2023)on Valency
Gaia Data Release 3: The extragalactic content2206.05681v1 · C.A.L. Bailer-Jones, D. Teyssier, L. Delchambre et al.2022 · 98 citationsarXiv
Gaia Data Release 3. Stellar chromospheric activity and mass accretion from Ca II IRT observed by the Radial Velocity Spectrometer2206.05766v1 · A.C. Lanzafame, E. Brugaletta, Y. Fr'emat et al.2022 · 31 citationsA&A 674, A30 (2023)
Gaia Data Release 3: Chemical cartography of the Milky Way2206.05534v1 · A. Recio-Blanco, G. Kordopatis, P. de Laverny et al.2022 · 68 citationsA&A 674, A38 (2023)
Gaia Data Release 3: Analysis of RVS spectra using the General Stellar Parametriser from spectroscopy2206.05541v1 · A. Recio-Blanco, P. de Laverny, P. A. Palicio et al.2022 · 256 citationsA&A 674, A29 (2023)
Gaia Data Release 3: Stellar multiplicity, a teaser for the hidden treasure2206.05595v1 · F. Arenou, C. Babusiaux, M.A. Barstow et al.2022 · 292 citationsA&A 674, A34 (2023)
Probing Red Supergiant dynamics through photo-center displacements measured by Gaia2205.05156v1 · A. Chiavassa, R. Kudritzki, B. Davies et al.2022 · 24 citationsAstronomy and Astrophysics, Volume 661, L1, May 2022
Gaia Early Data Release 3: The celestial reference frame (Gaia-CRF3)2204.12574v2 · S.A. Klioner, L. Lindegren, F. Mignard et al.2022 · 114 citationsA&A 667, A148 (2022)on Valency
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