JS
J. Sahlmann
astro-ph.SRastro-ph.EPastro-ph.IMastro-ph.GAastro-ph.COastro-phastro-ph.HEcs.LG
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
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Preprints & journals
87 papers in the corpus · 2008–2026Astrometric planet search around southern ultracool dwarfs: V. Discovery of the exoplanet candidate PALTA-1 b2610.09965v1 · J. Sahlmann, P. F. Lazorenko, E. L. Mart'in et al.2026 · 0 citationsarXiv
Predicting Gaia astrometry's ability to constrain the populations of circumbinary planets2603.02198v2 · Thomas A. Baycroft, Amaury H.M.J Triaud, Johannes Sahlmann2026 · 0 citationsarXiv
ExoDNN: Boosting exoplanet detection with artificial intelligence. Application to Gaia Data Release 32602.02910v1 · A. Abreu, J. Lillo-Box, A. M. Perez-Garcia et al.2026 · 0 citationsarXiv
JWST 1.5 {\mu}m and 4.8 {\mu}m Photometry of Y Dwarfs2501.14100v1 · Loic Albert, Sandy K. Leggett, Per Calissendorff et al.2025 · 5 citationsarXiv
Differential image motion in astrometric observations with very large seeing-limited telescopes2408.05467v1 · P.F. Lazorenko, J. Sahlmann, M. Mayor et al.2024 · 2 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
Machine learning-based identification of Gaia astrometric exoplanet orbits2404.09350v2 · Johannes Sahlmann, Pablo G'omez2024 · 4 citationsarXiv
3C 273 Host Galaxy with Hubble Space Telescope Coronagraphy2402.09505v1 · Bin B. Ren, Kevin Fogarty, John H. Debes et al.2024 · 4 citationsarXiv
Discovery of astrometric accelerations by dark companions in the globular cluster Centauri2312.16186v1 · Imants Platais, Johannes Sahlmann, Leo Girardi et al.2023 · 5 citationsarXiv
Substellar science in the wake of the ESA Euclid space mission2312.01903v1 · Eduardo L. Mart'in, Herv'e Bouy, Diego Mart'in et al.2023 · 1 citationInvited review at WINDOWS ON THE UNIVERSE - 30TH ANNIVERSARY RENCONTRES DU VIETNAM 2023
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)
WD0141-675: A case study on how to follow-up astrometric planet candidates around white dwarfs2310.05778v1 · Laura K. Rogers, John Debes, Richard J. Anslow et al.2023 · 0 citationsarXiv
Exploring the Brown Dwarf Desert with Precision Radial Velocities and Gaia DR3 Astrometric Orbits2310.02758v1 · N. Unger, D. S'egransan, D. Barbato et al.2023 · 19 citationsA&A 680, A16 (2023)
JWST/NIRCam discovery of the first Y+Y brown dwarf binary: WISE J033605.05$-$014350.42303.16923v1 · Per Calissendorff, Matthew De Furio, Michael Meyer et al.2023 · 32 citationsarXiv
The Near Infrared Imager and Slitless Spectrograph for the James Webb Space Telescope -- IV. Aperture Masking Interferometry2210.17434v2 · Anand Sivaramakrishnan, Peter Tuthill, James P. Lloyd et al.2022 · 24 citationsarXiv
ARMADA II: Further Detections of Inner Companions to Intermediate Mass Binaries with Micro-Arcsecond Astrometry at CHARA and VLTI2209.00669v1 · Tyler Gardner, John D. Monnier, Francis C. Fekel et al.2022 · 19 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
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 DR3 astrometric orbit determination with Markov Chain Monte Carlo and Genetic Algorithms. Systems with stellar, substellar, and planetary mass companions2206.05439v3 · B. Holl, A. Sozzetti, J. Sahlmann et al.2022 · 121 citationsA&A 674, A10 (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: 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
The SOPHIE search for northern extrasolar planets. XVIII: Six new cold Jupiters, including one of the most eccentric exoplanet orbits2107.05089v2 · O. D. S. Demangeon, S. Dalal, G. H'ebrard et al.2021 · 12 citationsA&A 653, A78 (2021)
The SOPHIE search for northern extrasolar planets -- XVII. A wealth of new objects: Six cool Jupiters, three brown dwarfs, and 16 low-mass binary stars2105.09741v1 · S. Dalal, F. Kiefer, G. H'ebrard et al.2021 · 19 citationsA&A 651, A11 (2021)
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 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)
Individual Dynamical Masses of DENIS J063001.4$-$184014AB Reveal A Likely Young Brown Dwarf Triple2011.08266v1 · Johannes Sahlmann, Trent J. Dupuy, Adam J. Burgasser et al.2020 · 10 citationsarXiv
Astrometric orbits of spectral binary brown dwarfs I: Massive T dwarf companions to 2M1059$-+$482004.14889v1 · J. Sahlmann, A. J. Burgasser, D. C. Bardalez Gagliuffi et al.2020 · 13 citationsarXiv
Toward Complete Characterization: Prospects for Directly Imaging Transiting Exoplanets2004.14396v1 · Christopher C. Stark, Courtney Dressing, Shannon Dulz et al.2020 · 12 citationsarXiv
The detection and characterisation of 54 massive companions with the SOPHIE spectrograph -- 7 new brown dwarfs and constraints on the BD desert1909.00739v1 · F. Kiefer, G. H'ebrard, J. Sahlmann et al.2019 · 65 citationsA&A 631, A125 (2019)
Astrometric planet search around southern ultracool dwarfs IV. Relative motion of the FORS2/VLT CCD chips1908.06056v1 · P.F. Lazorenko, J. Sahlmann2019 · 0 citationsA&A 704, A291 (2025)
The Ultracool SpeXtroscopic Survey. I. Volume-Limited Spectroscopic Sample and Luminosity Function of M7L5 Ultracool Dwarfs1906.04166v1 · Daniella C. Bardalez Gagliuffi, Adam J. Burgasser, Sarah J. Schmidt et al.2019 · 59 citationsarXiv
Wide-Orbit Exoplanet Demographics1903.08187v1 · David P. Bennett, Rachel Akeson, Yann Alibert et al.2019 · 0 citationsarXiv
Substellar Multiplicity Throughout the Ages1903.06699v1 · Daniella Bardalez Gagliuffi, Kimberly Ward-Duong, Jacqueline Faherty et al.2019 · 1 citationarXiv
Updated astrometry and masses of the LUH 16 brown dwarf binary1808.07835v1 · P.F. Lazorenko, J. Sahlmann2018 · 36 citationsA&A 618, A111 (2018)on Valency
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 and VLT astrometry of faint stars: Precision of Gaia DR1 positions and updated VLT parallaxes of ultracool dwarfs1708.00795v1 · P.F. Lazorenko, J. Sahlmann2017 · 4 citationsarXiv
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)
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)
The SOPHIE search for northern extrasolar planets - XII. Three giant planets suitable for astrometric mass determination with Gaia1702.06393v1 · Javiera Rey, Guillaume H'ebrard, Francois Bouchy et al.2017 · 16 citationsA&A 601, A9 (2017)
Gaia TGAS search for Large Magellanic Cloud runaway supergiant stars:Candidate hypervelocity star discovery, and the nature of R711611.05504v2 · Daniel J. Lennon, Roeland P. van der Marel, Mercedes Ramos Lerate et al.2016 · 17 citationsA&A 603, A75 (2017)
The mass of planet GJ676A b from ground-based astrometry: A planetary system with two mature gas giants suitable for direct imaging1608.00918v1 · J. Sahlmann, P. F. Lazorenko, D. S'egransan et al.2016 · 34 citationsA&A 595, A77 (2016)
Career total: at least 313 works. 87 are in this corpus.Showing the 50 most recent.
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