Guillaume Hébrard

occupation: astrophysicist

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Articles 252

Date

Title

Authors

2022-01-14

BEBOP II: sensitivity to sub-Saturn circumbinary planets using radial-velocities

Amaury H. M. J. Triaud, Alexandre C.M. Correia, Michaël Gillon, Alexandre Santerne, Lalitha Sairam, Guillaume Hébrard, Magali Deleuil, Pierre F. L. Maxted, Matthew R. Standing, Georgina Dransfield, Isabelle Boisse, Vedad Kunovac Hodžić
2022-07

Photodynamical analysis of the nearly resonant planetary system WASP-148

Guillaume Hébrard, Don Pollacco, Alexandre C.M. Correia, Jack J. Lissauer
2022-07-25

The GAPS programme at TNG. XL. A puffy and warm Neptune-sized planet and an outer Neptune-mass candidate orbiting the solar-type star TOI-1422

Guillaume Hébrard
2022-08-12

TOI-1452 b: SPIRou and TESS Reveal a Super-Earth in a Temperate Orbit Transiting an M4 Dwarf

David Lafrenière, Norio Narita, Guillaume Hébrard, Björn Benneke, Keivan Stassun, David Latham, Roland Vanderspek, Nicolas B Cowan, David Ciardi, Jon M Jenkins, George R. Ricker, Erica J. Gonzales, Joseph D. Twicken, Pascal Fouqué, Isabelle Boisse, Motohide Tamura, Noriharu Watanabe, Ryan Cloutier, Luke Bouma, François Bouchy, Pía Cortés-Zuleta, Flavien Kiefer, Akihiko Fukui, Kiyoe Kawauchi, Etienne Artigau, Neil Cook, Farbod Jahandar, Eder Martioli, Andres Carmona, João Paulo da Silva Gomes, Stefan Pelletier, Konstantin Grankin, Masahiro Ikoma, Taiki Kagetani, Takanori Kodama, Takayuki Kotani, Diana Valencia
2022

BEBOP III. Observations and an independent mass measurement of Kepler-16 (AB) b -- the first circumbinary planet detected with radial velocities

Guillaume Hébrard, Andrew Collier Cameron, Hanno Rein, Magali Deleuil, Pierre F. L. Maxted, Matthew R. Standing, Alexandre C.M. Correia, Isabelle Boisse, Alexandre Santerne, Georgina Dransfield, Pía Cortés-Zuleta, Sergio Hoyer, Shweta Dalal, Flavien Kiefer, Amaury H. M. J. Triaud, Matthew P Battley, Vedad Kunovac Hodžić, Eder Martioli, Andres Carmona, Nathan Hara
2022-10-28

The HD 93963 A transiting system: A 1.04d super-Earth and a 3.65 d sub-Neptune discovered by TESS and CHEOPS

Willy Benz, Heike Rauer, Didier Queloz, Don Pollacco, Magali Deleuil, Matthew J. Hooton, Melvyn Davies, Nicolas Thomas, Pierre F. L. Maxted, Nuno C. Santos, Vardan Adibekyan, Guillaume Hébrard, Steve B. Howell, Alexis Smith, Andrew Collier Cameron, David Latham, Alexis Brandeker, Wolfgang Baumjohann, David Ehrenreich, Malcolm Fridlund, Davide Gandolfi, Jacques Laskar, Demetrio Magrin, Damien Ségransan, George R. Ricker, Giampaolo Piotto, Roi Alonso, Hannu Parviainen, Gaetano Scandariato, Yann Alibert, Juan Cabrera, David Ciardi, P. Cortés-Zuleta, David Barrado, Alain Lecavelier des Étangs, Akihiko Fukui, Peter G. Tuthill, Brice-Olivier Demory, Luca Fossati
2021-05

Star-disk interaction in the T Tauri star V2129 Ophiuchi: An evolving accretion-ejection structure

Xavier Delfosse, Evelyne Alecian, Alexandre Santerne, Guillaume Hébrard, Stefano Covino, Jérôme Bouvier, Konstantin Grankin
2021-11-09

Characterizing Exoplanetary Atmospheres at High Resolution with SPIRou: Detection of Water on HD 189733 b

Anne Boucher, David Lafrenière, Ray Jayawardhana, David Ehrenreich, Christophe Lovis, René Doyon, Jonathan Gagné, Björn Benneke, Pedro Figueira, Guillaume Hébrard
2021-12-01

TOI-1431b/MASCARA-5b: A Highly Irradiated Ultrahot Jupiter Orbiting One of the Hottest and Brightest Known Exoplanet Host Stars

Emil Knudstrup, Ian Wong, Jens Jessen-Hansen, Mads Fredslund Andersen, René Tronsgaard, Maximilian N Günther, Victoria Antoci, Lars A. Buchhave, Norio Narita, Guillaume Hébrard, Pere L. Pallé, Keivan Stassun, David Latham, Roland Vanderspek, Avi Shporer, Tansu Daylan, David Ciardi, Jon M Jenkins, Joshua N. Winn, Robert Wittenmyer, Jeffrey C Smith, Joseph D. Twicken, Jason D. Eastman, Debra Fischer, Nuno C. Santos, John Kielkopf, Isabelle Boisse, Songhu Wang, Brett Addison, Jonathan Horner, Markus Rabus, Duncan Wright, Emma Esparza-Borges, Brendan Francis Diamond, Noriharu Watanabe, Jake Clark, Daniel R Harbeck, Enric Palle, Hannu Parviainen, Luke Bouma, Frank Grundahl, Brian McLean, Olivier Demangeon, Sergio Hoyer, Ignas Snellen, Aaron Bello-Arufe, Jose-Manuel Almenara, Shweta Dalal, Flavien Kiefer, Monika Stangret, Nicolas Crouzet, Akihiko Fukui, Kiyoe Kawauchi, Geert Jan Talens, Gregor Srdoc, Thaddeus D. Komacek, Dana R. Louie
2021-09-16

TOI–1278 B: SPIRou Unveils a Rare Brown Dwarf Companion in Close-in Orbit around an M Dwarf

Julien Morin, Jonathan Gagné, Antonio Frasca, René Doyon, Lison Malo, David Lafrenière, Pedro Figueira, Guillaume Hébrard, David Latham, David Ciardi, Jon M Jenkins, Michael B. Lund, George R. Ricker, Jason F. Rowe, Joshua N. Winn, Nuno C. Santos, Pascal Fouqué, Isabelle Boisse, Michael Fausnaugh, Eric Ting, François Bouchy, Pía Cortés-Zuleta, Etienne Artigau, Neil Cook, Farbod Jahandar, Eder Martioli, João Paulo da Silva Gomes, Stefan Pelletier
2021-09

TOI-1296b and TOI-1298b observed with TESS and SOPHIE: two hot Saturn-mass exoplanets with different densities around metal-rich stars

Allyson Bieryla, Guillaume Hébrard, Magali Deleuil, Nuno C. Santos, Claire Moutou, Keivan Stassun, Isabelle Boisse, P. Cortés-Zuleta, Xavier Delfosse, René Kiefer, David Latham, George R. Ricker
2021-06-12

The EBLM project – VIII. First results for M-dwarf mass, radius, and effective temperature measurements using CHEOPS light curves

Lalitha Sairam, Malcolm Fridlund, Gaetano Scandariato, Valerio Nascimbeni, Juan Cabrera, Manuel Güdel, David Barrado, Wolfgang Baumjohann, Stéphane Udry, David Ehrenreich, Davide Gandolfi, Christian Lovis, Yann Alibert, Roi Alonso, Alexandre Santerne, Michaël Gillon, Giampaolo Piotto, Demetrio Magrin, Nuno C. Santos, Alexis Smith, Alexis Brandeker, Didier Queloz, Andrew Collier Cameron, Guillaume Hébrard, Guillem Anglada-Escudé, Alain Lecavelier des Étangs, Damien Ségransan, Jacques Laskar, Isabelle Boisse, Melissa J. Hobson, Willy Benz, Heike Rauer, David I. Futyan, Don Pollacco, Pierre F. L. Maxted, Coel Hellier, Magali Deleuil, Melvyn Davies, Nicolas Thomas, Peter G. Tuthill
2021-09

The SOPHIE search for northern extrasolar planets. XVIII. Six new cold Jupiters, including one of the most eccentric exoplanet orbits

Xavier Bonfils, Johannes Sahlmann, João Faria, François Bouchy, Stéphane Udry, Alexandre Santerne, Guillaume Hébrard, Nuno C. Santos, Claire Moutou, Xavier Delfosse, Isabelle Boisse, Melissa J. Hobson, Maria Tsantaki, Nicola Astudillo-Defru, Magali Deleuil, René Kiefer, Nathan Hara
2021-05-21

The SOPHIE search for northern extrasolar planets. XVII. A wealth of new objects: Six cool Jupiters, three brown dwarfs, and 16 low-mass binary stars

Johannes Sahlmann, François Bouchy, Guillaume Hébrard, Magali Deleuil, Isabelle Boisse, P. Cortés-Zuleta, Xavier Delfosse, René Kiefer, Bastien Brugger, Nathan Hara
2021-07-28

Where Is the Water? Jupiter-like C/H Ratio but Strong H<sub>2</sub>O Depletion Found on τ Boötis b Using SPIRou

Björn Benneke, Anne Boucher, Etienne Artigau, David Lafrenière, Romain Allart, Pascal Fouqué, René Doyon, Guillaume Hébrard, Caroline Piaulet
2021-11-10

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Lalitha Sairam, Ethan Kruse, Kevin I. Collins, Allyson Bieryla, Jessie Christiansen, Amaury H. M. J. Triaud, Avi Shporer, Guillaume Hébrard, Douglas A. Caldwell, Tsevi Mazeh, Stephen R. Kane, Keivan Stassun, David Latham, Roland Vanderspek, Magali Deleuil, Veselin B. Kostov, Brian P. Powell, Phillip J. MacQueen, David Ciardi, Pierre F. L. Maxted, Thomas G. Beatty, Jon M Jenkins, Jack J. Lissauer, Michael B. Lund, Samuel N. Quinn, George R. Ricker, Jason F. Rowe, Joshua Schlieder, Matthew R. Standing, Joshua N. Winn, Michael Endl, Billy Quarles, Pat Boyce, Eric B Hintz, John Kielkopf, Benjamin Montet, Greg Olmschenk, Robert Quimby, Mitchell E. Yenawine, Isabelle Boisse, Knicole Colon, Michael Fausnaugh, Ravi Kumar Kopparapu, Eric Ting, Pere Guerra Serra, William D. Cochran, Ward Howard, Thomas Barclay
2021-05

New constraints on the planetary system around the young active star AU Mic

Guillaume Hébrard, Alexandre C.M. Correia
2021

Discovery of a young low-mass brown dwarf transiting a fast-rotating F-type star by the Galactic Plane eXoplanet (GPX) survey

Zouhair Benkhaldoun, Guillaume Hébrard, Emmanuel Jehin, Keivan Stassun, George R. Ricker, David Latham, Maria Tsantaki, René Kiefer, Francisco J. Pozuelos
2020-08

Discovery and characterization of the exoplanets WASP-148b and c. A transiting system with two interacting giant planets

Susana Barros, Alexandre C.M. Correia, Alexandre Santerne, Richard G West, Didier Queloz, David R. Anderson, Stéphane Udry, Guillaume Hébrard, Don Pollacco, Pierre F. L. Maxted, Barry Smalley, Coel Hellier, Magali Deleuil, Jorge Prieto-Arranz
2020-05-07

Two Transiting Hot Jupiters from the WASP Survey: WASP-150b and WASP-176b

David J. A. Brown, Louise D. Nielsen, Alexios Liakos, Mario Damasso, Andrew Collier Cameron, Didier Queloz, Stéphane Udry, Michaël Gillon, Zouhair Benkhaldoun, Guillaume Hébrard, Graham Murray, Enric Palle, Sergio Velasco, Richard G West, François Bouchy, James McCormac, Barry Smalley, Emmanuel Jehin, John Southworth, Pierre F. L. Maxted, Coel Hellier, Don Pollacco, Susan E. Mullally, Nicole Schanche, Ivan Bruni, Francisco J. Pozuelos, Ahmed Daassou
2020-01-10

XO-7 b: A Transiting Hot Jupiter with a Massive Companion on a Wide Orbit

Nicolas Crouzet, Francesc Vilardell, Louise D. Nielsen, Ignasi Ribas, Nuno C. Santos, Guillaume Hébrard, Jos de Bruijne
2020-10-13

Abundance measurements of H2O and carbon-bearing species in the atmosphere of WASP-127b confirm its supersolar metallicity

Jessica Spake, Aarynn Carter, Hannah R Wakeford, Thomas M. Evans, David R. Anderson, Nikolay Nikolov, David K. Sing, Peter J. Wheatley, Tiffany Kataria, Jayesh M. Goyal, Michaël Gillon, Joanna K. Barstow, Guillaume Hébrard, Kristine W. F. Lam, Drake Deming
2020-04

The SOPHIE search for northern extrasolar planets. XVI. HD 158259: A compact planetary system in a near-3:2 mean motion resonance chain

François Bouchy, Jean-Baptiste Delisle, Stéphane Udry, Alexandre Santerne, Guillaume Hébrard, Damien Ségransan, Nuno C. Santos, Claire Moutou, Xavier Delfosse, Isabelle Boisse, Melissa J. Hobson, Bastien Brugger, Gregory W. Henry, Nicola Astudillo-Defru, Magali Deleuil, René Kiefer, Nathan Hara
2020-12-01

Investigating the young AU Mic system with SPIRou: large-scale stellar magnetic field and close-in planet mass

Pascal Fouqué, Ryan Cloutier, Peter Plavchan, René Doyon, Guillaume Hébrard
2020-10

Early science with SPIRou: near-infrared radial velocity and spectropolarimetry of the planet-hosting star HD 189733

Guillaume Hébrard, Julien Morin
2020-03

Transiting exoplanets from the CoRoT space mission

Alexandre Santerne, Tristan Guillot, Guillaume Hébrard, Tsevi Mazeh, Heike Rauer, Daniel Rouan, Magali Deleuil, Francesco Damiani, Peter Klagyivik, Davide Gandolfi, Malcolm Fridlund, François Bouchy, Suzanne Aigrain, Roi Alonso, Juan Cabrera, Hannu Parviainen, Donald Schneider, Hans J. Deeg
2020-09

Spin-orbit alignment and magnetic activity in the young planetary system AU Mic

Guillaume Hébrard, Julien Morin
2019-03

SOPHIE velocimetry of Kepler transit candidates. XIX. The transiting temperate giant planet KOI-3680b

Claire Moutou, François Bouchy, Guillaume Hébrard, Tristan Guillot, Alexandre Santerne, Nuno C. Santos, Giacomo Luca Bruno, Magali Deleuil, Isabelle Boisse
2019-01

Extrasolar planets and brown dwarfs around AF-type stars. X. The SOPHIE sample: combining the SOPHIE and HARPS surveys to compute the close giant planet mass-period distribution around AF-type stars

Didier Queloz, Stéphane Udry, Damien Ségransan, Claire Moutou, François Bouchy, Francesco Pepe, Guillaume Hébrard, Nicola Astudillo-Defru, Alexandre Santerne, Nuno C. Santos, Xavier Delfosse, Thierry Forveille, Anne Eggenberger, David Ehrenreich, Christian Lovis, Isabelle Boisse, Magali Deleuil
2019-01

Fe I in the {beta} Pictoris circumstellar gas disk. II. Time variations in the circumstellar iron gas

Guillaume Hébrard, David Ehrenreich, Alfred Vidal-Madjar, Roger Ferlet, Alain Lecavelier des Étangs
2019-05

The SOPHIE search for northern extrasolar planets. XV. A warm Neptune around the M dwarf Gl 378

Stéphane Udry, Damien Ségransan, Claire Moutou, François Bouchy, Francesco Pepe, Guillaume Hébrard, Nicola Astudillo-Defru, Alexandre Santerne, Nuno C. Santos, Xavier Delfosse, Thierry Forveille, Isabelle Boisse, Melissa J. Hobson, Bastien Brugger, Magali Deleuil, Nathan Hara
2019-05

The SOPHIE search for northern extrasolar planets. XIV. A temperate (Teq 300 K) super-earth around the nearby star Gliese 411

Stéphane Udry, Damien Ségransan, Claire Moutou, François Bouchy, Francesco Pepe, Guillaume Hébrard, Nicola Astudillo-Defru, Alexandre Santerne, Nuno C. Santos, Xavier Delfosse, Thierry Forveille, Isabelle Boisse, Melissa J. Hobson, Bastien Brugger, Gregory W. Henry, Magali Deleuil, Nathan Hara

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