CD
C. Ducourant
astro-ph.GAastro-ph.SRastro-ph.IMastro-ph.COastro-ph.EPastro-phastro-ph.HEgr-qc
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
1 version
W_8ejx3wtv·v1published
W_hfu5zfks·v1published
Preprints & journals
53 papers in the corpus · 2001–2026Gaia GraL X.: The GraL catalogue of gravitationally lensed quasars Matched with \textit{Gaia} data, redshifts, and time delays2603.12810v1 · C. Ducourant, R. Teixeira, P. H. Vale-Cunha et al.2026 · 0 citationsarXiv
Gaia GraL: Gaia gravitational lens systems IX. Using XGBoost to explore the Gaia Focused Product Release GravLens catalogue2504.03303v1 · Quentin Petit, Christine Ducourant, Eric Slezak et al.2025 · 1 citationarXiv
Semi-Supervised Learning for Lensed Quasar Detection2504.00054v2 · David Sweeney, Alberto Krone-Martins, Daniel Stern et al.2025 · 0 citationsarXiv
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
GraL spectroscopic identification of multiply imaged quasars2312.08217v1 · Priyanka Jalan, Vibhore Negi, Jean Surdej et al.2023 · 2 citationsarXiv
Gaia GraL: Gaia DR2 Gravitational Lens Systems. VIII. A radio census of lensed systems2311.07836v1 · Dougal Dobie, Dominique Sluse, Adam Deller et al.2023 · 4 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
Gaia Data Release 3: Gaia scan-angle dependent signals and spurious periods2212.11971v4 · B. Holl, C. Fabricius, J. Portell et al.2022 · 55 citationsA&A 674, A25 (2023)
Shape, alignment, and mass distribution of baryonic and dark-matter halos in one EAGLE simulation2212.08880v1 · Q. Petit, C. Ducourant, E. Slezak et al.2022 · 10 citationsA&A 669, A132 (2023)
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
Gaia Data Release 3: Surface brightness profiles of galaxies and host galaxies of quasars2206.14491v1 · C. Ducourant, A. Krone-Martins, L. Galluccio et al.2022 · 15 citationsA&A 674, A11 (2023)
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 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: 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: 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: 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: 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)
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
Gaia GraL: Gaia DR2 Gravitational Lens Systems. VII. XMM-Newton Observations of Lensed Quasars2109.14103v1 · Thomas Connor, Daniel Stern, Alberto Krone-Martins et al.2021 · 6 citationsarXiv
Gaia Early Data Release 3: The Galactic anticentre2101.05811v2 · T. Antoja, P. McMillan, G. Kordopatis et al.2021 · 96 citationsA&A 649, A8 (2021)
Gaia GraL: Gaia DR2 Gravitational Lens Systems. VI. Spectroscopic Confirmation and Modeling of Quadruply-Imaged Lensed Quasars2012.10051v1 · D. Stern, S. G. Djorgovski, A. Krone-Martins et al.2020 · 39 citationsarXiv
Gaia Early Data Release 3: Structure and properties of the Magellanic Clouds2012.01771v4 · X. Luri, L. Chemin, G. Clementini et al.2020 · 146 citationsA&A 649, A7 (2021)
Gaia Early Data Release 3: Acceleration of the solar system from Gaia astrometry2012.02036v1 · S.A. Klioner, F. Mignard, L. Lindegren et al.2020 · 109 citationsA&A 649, A9 (2021)
Gaia Early Data Release 3: The Gaia Catalogue of Nearby Stars2012.02061v1 · R.L. Smart, L.M. Sarro, J. Rybizki et al.2020 · 342 citationsA&A 649, A6 (2021)
Gaia Early Data Release 3: Summary of the contents and survey properties2012.01533v2 · A.G.A Brown, A. Vallenari, T. Prusti et al.2020 · 215 citationsA&A 650, C3 (2021)
Gaia GraL: Gaia DR2 Gravitational Lens Systems. V. Doubly-imaged QSOs discovered from entropy and wavelets1912.08977v1 · A. Krone-Martins, M.J. Graham, D. Stern et al.2019 · 12 citationsarXiv
Gaia GraL: Gaia DR2 Gravitational Lens Systems. IV. Keck/LRIS spectroscopic confirmation of GRAL113100-441959 and model prediction of time-delays1810.02624v1 · Olivier Wertz, Daniel Stern, Alberto Krone-Martins et al.2018 · 10 citationsA&A 628, A17 (2019)
Gaia GraL: Gaia DR2 Gravitational Lens Systems. III. A systematic blind search for new lensed systems1807.02845v3 · L. Delchambre, A. Krone-Martins, O. Wertz et al.2018 · 57 citationsA&A 622, A165 (2019)
Gaia GraL II - Gaia DR2 Gravitational Lens Systems: The Known Multiply Imaged Quasars1805.07359v1 · C. Ducourant, O. Wertz, A. Krone-Martins et al.2018 · 32 citationsA&A 618, A56 (2018)
Gaia DR2 Gravitational Lens Systems I: New lensed quasar candidates around known quasars1804.11051v1 · A. Krone-Martins, L. Delchambre, O. Wertz et al.2018 · 45 citationsA&A 616, L11 (2018)
Gaia Data Release 2: Observational Hertzsprung-Russell diagrams1804.09378v2 · C. Babusiaux, F. van Leeuwen, M.A. Barstow et al.2018 · 874 citationsA&A 616, A10 (2018)
Gaia Data Release 1. Testing the parallaxes with local Cepheids and RR Lyrae stars1705.00688v1 · G. Clementini, L. Eyer, V. Ripepi et al.2017 · 94 citationsA&A 605, A79 (2017)
On the origin of the wide-orbit circumbinary giant planet HD 106906: A dynamical scenario and its impact on the disk1703.01857v2 · L. Rodet, H. Beust, M. Bonnefoy et al.2017 · 44 citationsA&A 602, A12 (2017)
Gaia Data Release 1. Open cluster astrometry: performance, limitations, and future prospects1703.01131v1 · F. van Leeuwen, A. Vallenari, C. Jordi et al.2017 · 97 citationsA&A 601, A19 (2017)
Gaia data release 1, the photometric data1612.02952v1 · F. van Leeuwen, D.W. Evans, F. De Angeli et al.2016 · 33 citationsA&A 599, A32 (2017)
Proper motion survey and kinematic analysis of the Rho Ophiuchi embedded cluster1609.04963v1 · C. Ducourant, R. Teixeira, A. Krone-Martins et al.2016 · 30 citationsA&A 597, A90 (2017)
Evolution of the T Tauri star population in the Lupus association1507.00281v1 · P.A.B. Galli, C. Bertout, R. Teixeira et al.2015 · 35 citationsA&A 580, A26 (2015)
Detection of Galaxies with Gaia1404.4521v1 · Ronaldo E. de Souza, Alberto Krone-Martins, Sandra dos Anjos et al.2014 · 16 citationsarXiv
The TW Hydrae Association : trigonometric parallaxes and kinematic analysis1401.1935v1 · C. Ducourant, R. Teixeira, P. A. B. Galli et al.2014 · 100 citationsarXiv
A kinematic study and membership analysis of the Lupus star-forming region1309.7799v1 · P.A.B. Galli, C. Bertout, R. Teixeira et al.2013 · 50 citationsarXiv
Pushing the limits of the Gaia space mission by analyzing galaxy morphology1307.5732v1 · A. Krone-Martins, C. Ducourant, R. Teixeira et al.2013 · 18 citationsarXiv
Direct imaging of extra-solar planets in star forming regions: Lessons learned from a false positive around IM Lup1207.6017v2 · Dimitri Mawet, Olivier Absil, Guillaume Montagnier et al.2012 · 42 citationsarXiv
A new method for calculating the convergent point of a moving group1112.3542v1 · P. A. B. Galli, R. Teixeira, C. Ducourant et al.2011 · 21 citationsarXiv
Kinematic parameters and membership probabilities of open clusters in the Bordeaux PM2000 catalogue1006.0096v1 · A. Krone-Martins, C. Soubiran, C. Ducourant et al.2010 · 35 citationsarXiv
Kinematic analysis and membership status of TWA22ABR0906.4100v1 · R. Teixeira, C. Ducourant, G. Chauvin et al.2009 · 42 citationsarXiv
The young, tight and low mass binary TWA22AB: a new calibrator for evolutionary models ? Orbit, spectral types and temperatures determination0906.1799v1 · M. Bonnefoy, G. Chauvin, C. Dumas et al.2009 · 39 citationsarXiv
SSPMJ1102-3431 brown dwarf characterization from accurate proper motion and trigonometric parallax0806.3384v1 · R. Teixeira, C. Ducourant, G. Chauvin et al.2008 · 59 citationsarXiv
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