DS
D. Sebastian
astro-ph.EPastro-ph.SRastro-ph.IMastro-ph.GAExoplanetsGiant planets
On Valency
published · living versionsW_vaj2mgfa·v1 · currentpublished
Transiting exoplanets from the CoRoT space mission XXVII. CoRoT-28b, a planet orbiting an evolved star, and CoRoT-29b, a planet showing an asymmetric transit
with J. Cabrera, Sz. Csizmadia, G. Montagnier, M. Fridlund +48
1 version
Preprints & journals
69 papers in the corpus · 2010–2026The EBLM Project - XIX. The absence of radius inflation in a homogeneous analysis of 66 Northern low-mass eclipsing binaries2610.18338v1 · Yasmin T. Davis, Amaury H.M.J. Triaud, David V. Martin et al.2026 · 0 citationsarXiv
The EBLM project - XX. Absolute dynamical masses of five low-mass eclipsing binaries, and an evaluation of mass estimation methods2610.18339v1 · Adam T. Stevenson, Yasmin T. Davis, Daniel Sebastian et al.2026 · 0 citationsarXiv
Astra: an open-source fully autonomous robotic observatory control software2607.12898v1 · Peter P. Pedersen, David Degen, Lionel Garcia et al.2026 · 0 citationsarXiv
ASTEP confirmation of a pair of long-period Jupiter-sized planets with extremely low densities transiting TOI-7912606.30016v1 · Georgina Dransfield, Antoine C. Petit, Amaury H.M.J. Triaud et al.2026 · 1 citationMonthly Notices of the Royal Astronomical Society, Volume 549, Issue 4, July 2026, stag864
TOI-4616 b: a benchmark Earth-sized planet transiting a nearby M4 dwarf2603.10905v1 · F. Zong Lang, B. O. Demory, Y. Gomez Maqueo Chew et al.2026 · 0 citationsarXiv
Unraveling the Brown Dwarf Desert: Four New Discoveries and a Unifying, Period-Coded Picture2602.02836v1 · J'an Subjak, Rafael Brahm, Jozef Lipt'ak et al.2026 · 1 citationA&A 709, A130 (2026)
BEBOP VIII. SOPHIE radial velocities reveal an eccentric, circumbinary brown dwarf2510.25329v1 · Amaury H.M.J. Triaud, Thomas A. Baycroft, Neda Heidari et al.2025 · 2 citationsarXiv
Fundamental effective temperature measurements for eclipsing binary stars -- VI. Improved methodology and application to the circumbinary planet host star BEBOP-32510.23218v1 · P. F. L. Maxted, N. J. Miller, T. A. Baycroft et al.2025 · 3 citationsarXiv
NGTS-11 c: a transiting Neptune-mass planet interior to the warm Saturn NGTS-11 b2510.14083v1 · David R. Anderson, Jose I. Vines, Katharine Hesse et al.2025 · 0 citationsarXiv
MANGOS II: Five new giant planets orbiting low-mass stars2510.11528v1 · G. Dransfield, M. Timmermans, D. Sebastian et al.2025 · 3 citationsarXiv
Two warm Earth-sized exoplanets and an Earth-sized candidate in the M5V-M6V binary system TOI-22672508.14176v2 · S. Z'uniga-Fern'andez, F. J. Pozuelos, M. D'evora-Pajares et al.2025 · 11 citationsA&A 702, A85 (2025)
BEBOP VII. SOPHIE discovery of BEBOP-3b, a circumbinary giant planet on an eccentric orbit2506.14615v2 · Thomas A. Baycroft, Alexandre Santerne, Amaury H.M.J. Triaud et al.2025 · 10 citationsMon Not R Astron Soc (2025) 2801-2814
TOI-2407 b: a warm Neptune in the desert2506.06195v1 · C. Jan'o Munoz, M. J. Hooton, P. P. Pedersen et al.2025 · 3 citationsarXiv
EBLM XV -- Revised dynamical masses for the circumbinary planet host Kepler-16 AB, using the SOPHIE spectrograph2505.19718v1 · D. Sebastian, I. Boisse, A. Santerne et al.2025 · 4 citationsarXiv
Advancing accuracy in age determinations of old-disk stars using an oscillating red giant in an eclipsing binary2504.17853v1 · J. S. Thomsen, A. Miglio, K. Brogaard et al.2025 · 7 citationsA&A 699, A152 (2025)
TOI-6478 b: a cold under-dense Neptune transiting a fully convective M dwarf from the thick disc2504.06848v1 · Madison G. Scott, Amaury H.M.J. Triaud, Khalid Barkaoui et al.2025 · 5 citationsarXiv
TOI-6508b: A massive transiting brown dwarf orbiting a low-mass star2502.19940v1 · K. Barkaoui, D. Sebastian, S. Z'uniga-Fern'andez et al.2025 · 0 citationsarXiv
TOI-2015b: a sub-Neptune in strong gravitational interaction with an outer non-transiting planet2502.07074v1 · K. Barkaoui, J. Korth, E. Gaidos et al.2025 · 0 citationsarXiv
A transiting giant planet in orbit around a 0.2-solar-mass host star.40687772 · Bryant, Edward M, Jordán, Andrés, Hartman, Joel D et al.2025 · 11 citationsNature astronomy. 2025;9(7):1031-1044
Infrared photometry with InGaAs detectors: First light with SPECULOOS2410.22140v1 · Peter P. Pedersen, Didier Queloz, Lionel Garcia et al.2024 · 8 citationsProceedings Volume 13096, Ground-based and Airborne Instrumentation for Astronomy X; 130963X (2024), Paper 13096-149
BEBOP VI. Enabling the detection of circumbinary planets orbiting double-lined binaries with the DOLBY method of radial-velocity extraction2410.02573v1 · Lalitha Sairam, Thomas A. Baycroft, Isabelle Boisse et al.2024 · 5 citationsarXiv
TESS discovery of two super-Earths orbiting the M-dwarf stars TOI-6002 and TOI-5713 near the radius valley2408.00709v4 · M. Ghachoui, B.V. Rackham, M. D'evora-Pajares et al.2024 · 12 citationsA&A 690, A263 (2024)
Fundamental effective temperature measurements for eclipsing binary stars -- V. The circumbinary planet system EBLM J0608-592406.04204v1 · P. F. L. Maxted, N. J. Miller, D. Sebastian et al.2024 · 7 citationsarXiv
BEBOP V. Homogeneous Stellar Analysis of Potential Circumbinary Planet Hosts2406.03094v2 · Alix V. Freckelton, Daniel Sebastian, Annelies Mortier et al.2024 · 10 citationsarXiv
Detection of an Earth-sized exoplanet orbiting the nearby ultracool dwarf star SPECULOOS-32406.00794v1 · Michael Gillon, Peter P. Pedersen, Benjamin V. Rackham et al.2024 · 16 citationsarXiv
TOI-4336 A b: A temperate sub-Neptune ripe for atmospheric characterization in a nearby triple M-dwarf system2404.12722v1 · M. Timmermans, G. Dransfield, M. Gillon et al.2024 · 8 citationsA&A 687, A48 (2024)
A new mass and radius determination of the ultra-short period planet K2-106b and the fluffy planet K2-106c2402.09322v2 · E.W. Guenther, E. Goffo, D. Sebastian et al.2024 · 7 citationsarXiv
The EBLM project -- XIII. The absolute dynamical masses of the circumbinary planet host TOI-1338/BEBOP-12402.06449v1 · D. Sebastian, A. H.M.J. Triaud, M. Brogi et al.2024 · 0 citationsarXiv
Author Correction: A dense ring of the trans-Neptunian object Quaoar outside its Roche limit.38228877 · Morgado, B E, Sicardy, B, Braga-Ribas, F et al.2024 · 0 citationsNature. 2024;626(7997):E2
A long-period transiting substellar companion in the super-Jupiters to brown dwarfs mass regime and a prototypical warm-Jupiter detected by TESS2401.09657v1 · Matias I. Jones, Yared Reinarz, Rafael Brahm et al.2024 · 16 citationsarXiv
The EBLM Project XI. Mass, radius and effective temperature measurements for 23 M-dwarf companions to solar-type stars observed with CHEOPS2312.11339v1 · M. I. Swayne, P. F. L. Maxted, A. H. M. J. Triaud et al.2023 · 24 citationsarXiv
The EBLM Project XII. An eccentric, long-period eclipsing binary with a companion near the hydrogen-burning limit2312.09156v2 · Yasmin T. Davis, Amaury H.M.J. Triaud, Alix V. Freckelton et al.2023 · 11 citationsarXiv
Saltire -- A model to measure dynamical masses for high-contrast binaries and exoplanets with high-resolution spectroscopy2312.01924v2 · Daniel Sebastian, Amaury H.M.J. Triaud, Matteo Brogi2023 · 6 citationsarXiv
Physical properties of Centaur (60558) 174P/Echeclus from stellar occultations2310.18084v2 · C. L. Pereira, F. Braga-Ribas, B. Sicardy et al.2023 · 9 citationsarXiv
New methods for radial-velocity measurements of double-lined binaries, and detection of a circumbinary planet orbiting TIC 1729009882310.07527v1 · Lalitha Sairam, Amaury H.M.J. Triaud, Thomas A. Baycroft et al.2023 · 13 citationsarXiv
An M dwarf accompanied by a close-in giant orbiter with SPECULOOS2308.02253v1 · Amaury H. M. J. Triaud, Georgina Dransfield, Taiki Kagetani et al.2023 · 26 citationsarXiv
An extended low-density atmosphere around the Jupiter-sized planet WASP-193 b2307.08350v2 · Khalid Barkaoui, Francisco J. Pozuelos, Coel Hellier et al.2023 · 6 citationsarXiv
TESS discovery of a super-Earth orbiting the M dwarf star TOI-16802307.05368v2 · M. Ghachoui, A. Soubkiou, R.D. Wells et al.2023 · 14 citationsA&A 677, A31 (2023)
TOI-2084 b and TOI-4184 b: two new sub-Neptunes around M dwarf stars2306.15095v1 · K. Barkaoui, M. Timmermans, A. Soubkiou et al.2023 · 16 citationsarXiv
A 1.55 R habitable-zone planet hosted by TOI-715, an M4 star near the ecliptic South Pole2305.06206v1 · Georgina Dransfield, Mathilde Timmermans, Amaury H.M.J. Triaud et al.2023 · 34 citationsarXiv
A super-Earth and a mini-Neptune near the 2:1 MMR straddling the radius valley around the nearby mid-M dwarf TOI-20962303.08174v1 · F. J. Pozuelos, M. Timmermans, B. V. Rackham et al.2023 · 34 citationsA&A 672, A70 (2023)
A dense ring of the trans-Neptunian object Quaoar outside its Roche limit.36755175 · Morgado, B E, Sicardy, B, Braga-Ribas, F et al.2023 · 95 citationsNature. 2023;614(7947):239-243
Radial-velocity discovery of a second planet in the TOI-1338/BEBOP-1 circumbinary system2301.10794v3 · Matthew R. Standing, Lalitha Sairam, David V. Martin et al.2023 · 65 citationsarXiv
Precise near-infrared photometry, accounting for precipitable water vapour at SPECULOOS Southern Observatory2211.00156v1 · Peter P. Pedersen, C. A. Murray, D. Queloz et al.2022 · 4 citationsarXiv
SPECULOOS Northern Observatory: searching for red worlds in the northern skies2209.09112v2 · Artem Y. Burdanov, Julien de Wit, Michael Gillon et al.2022 · 34 citationsarXiv
The EBLM project -- IX. Five fully convective M-dwarfs, precisely measured with CHEOPS and TESS light curves2209.03128v1 · D. Sebastian, M. I. Swayne, P. F. L. Maxted et al.2022 · 15 citationsarXiv
Two temperate super-Earths transiting a nearby late-type M dwarf2209.02831v1 · L. Delrez, C. A. Murray, F. J. Pozuelos et al.2022 · 64 citationsarXiv
Revised Temperatures For Two Benchmark M-dwarfs -- Outliers No More2208.10510v1 · David V. Martin, Tayt Armitage, Alison Duck et al.2022 · 3 citationsarXiv
The EBLM project X. Benchmark masses, radii and temperatures for two fully convective M-dwarfs using K22208.10534v2 · Alison Duck, David V. Martin, Sam Gill et al.2022 · 15 citationsarXiv
Sub-stellar Companions of Intermediate-mass Stars with CoRoT: CoRoT-34b, CoRoT-35b, and CoRoT-36b2207.08742v1 · D. Sebastian, E.W. Guenther, M. Deleuil et al.2022 · 19 citationsarXiv
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