PP
P Petit
astro-ph.SRastro-ph.EPastro-phastro-ph.IMphysics.space-phphysics.opticsastro-ph.GAphysics.ins-detastro-ph.COastro-ph.HE
On Valency
published · living versionsW_ghkwq93d·v1 · currentpublished
A hot Jupiter orbiting a 2-Myr-old solar-mass T Tauri star
with JF Donati, C Moutou, L Malo, C Baruteau +9
1 version
Preprints & journals
217 papers in the corpus · 2003–2026SPIRou near-infrared spectropolarimetry of the ultra-hot Jupiter KELT-9b: tentative detection of the planet magnetic field2610.05951v1 · Alexis Lavail, Florian Debras, David Rog'e Royo et al.2026 · 0 citationsarXiv
Radial velocity detection of the TRAPPIST-1 planetary system with SPIRou and NIRPS2609.03006v1 · Alexandrine L'Heureux, Ren'e Doyon, Charles Cadieux et al.2026 · 0 citationsarXiv
Magnetic geometry of M dwarfs in the southern PLATO field2604.06821v2 · M. Diez, P. I. Cristofari, J. Morin et al.2026 · 0 citationsA&A 709, A273 (2026)
Magnetic field measurements in a sample of Class I and flat-spectrum protostars observed with SPIRou2603.17482v2 · L. Drouglazet, E. Alecian, A. Sousa et al.2026 · 2 citationsA&A 708, A371 (2026)
Anti-Solar Differential Rotation May Have Revived Magnetic Braking in the Subgiant 31 Aquilae2603.17001v1 · Travis S. Metcalfe, Jennifer L. van Saders, Thomas R. Ayres et al.2026 · 0 citationsAstron. J. 171, 287 (2026)
Monitoring the magnetospheric accretion of the classical T Tauri star DO Tau with SPIRou2602.24078v1 · J.-F. Donati, P.I. Cristofari, A. Carmona et al.2026 · 2 citationsarXiv
Multiwavelength Campaign Observations of a Young Solar-type Star, EK Draconis. III. Comparison between Starspot Mapping, Zeeman Doppler Imaging, and Multiwavelength Variability2602.15979v1 · Kai Ikuta, Kosuke Namekata, Pascal Petit et al.2026 · 0 citationsarXiv
Expanding stellar horizons with polarized light2512.15170v1 · J. Vandersnickt, R. Ochoa Armenta, V. Vanlaer et al.2025 · 0 citationsarXiv
Spectropolarimetric characterisation of exoplanet host stars in preparation of the mission II. The magnetised wind environment of TOI-1860, DS Tuc A, and HD 634332512.02708v1 · S. Bellotti, A. Lavail, D. Evensberget et al.2025 · 0 citationsarXiv
Measuring the magnetic fields in the chromospheres of low-mass stars.41318695 · Cang, Tianqi, Petit, Pascal, Donati, Jean-François et al.2026 · 2 citationsNature communications. 2025;17(1):64
Searching for close-in planets around TWA 7 with SPIRou2511.16609v1 · J.-F. Donati, P.I. Cristofari, C. Moutou et al.2025 · 0 citationsarXiv
A magnetic field study of two fast-rotating, radio bright M dwarfs. StKM 1-1262 and V374 Peg2511.09312v1 · S. Bellotti, P.I. Cristofari, J.R. Callingham et al.2025 · 1 citationarXiv
Characterizing planetary systems with SPIRou: questions about the magnetic cycle of 55 Cnc A and two new planets around B2510.11523v1 · C. Moutou, P. Petit, P. Charpentier et al.2025 · 0 citationsarXiv
Chromaticity of stellar activity in radial velocities : Anti-correlated families of lines on the M dwarf EV Lac with SPIRou and SOPHIE2509.17911v1 · Pierre Larue, Xavier Delfosse, Andres Carmona et al.2025 · 6 citationsA&A, 701, A216 (2025)
Stable magnetic fields and changing starspots on Vega -- An ultra-deep decadal survey at Pic du Midi and OHP2508.13348v1 · T. Bohm, M. Holschneider, P. Petit et al.2025 · 0 citationsA&A 702, A19 (2025)
Rotational modulation and long-term evolution of the small-scale magnetic fields of M dwarfs observed with SPIRou2508.04569v1 · P. I. Cristofari, J.-F. Donati, S. Bellotti et al.2025 · 8 citationsarXiv
The magnetic and spin-down properties of slowly rotating fully convective M dwarfs2507.16986v1 · Victor See, Louis Amard, Stefano Bellotti et al.2025 · 8 citationsarXiv
Inactive longitude and superflare in the active single-lined pre-main sequence binary V2279 Cyg2507.11066v1 · Xueying Hu, Tianqi Cang, Jian-Ning Fu et al.2025 · 0 citationsApJ 990 27 (2025)
Six-yr SPIRou monitoring of the young planet-host dwarf AU Mic2507.01746v1 · J.-F. Donati, P.I. Cristofari, C. Moutou et al.2025 · 0 citationsarXiv
Characterizing planetary systems with SPIRou: Detection of a sub-Neptune in a 6-day period orbit around the M dwarf Gl 4102504.03572v2 · A. Carmona, X. Delfosse, M. Ould-Elhkim et al.2025 · 4 citationsA&A 700, A222 (2025)
Testing the Rossby Paradigm: Weakened Magnetic Braking in early K-type Stars2501.19169v3 · Travis S. Metcalfe, Pascal Petit, Jennifer L. van Saders et al.2025 · 7 citationsAstrophys. J. 986, 120 (2025)
A BCool survey of stellar magnetic cycles2412.09365v2 · S. Bellotti, P. Petit, S. V. Jeffers et al.2024 · 14 citationsA&A 693, A269 (2025)
Multiwavelength Campaign Observations of a Young Solar-type Star, EK Draconis. II. Understanding Prominence Eruption through Data-Driven Modeling and Observed Magnetic Environment2410.05523v1 · Kosuke Namekata, Kai Ikuta, Pascal Petit et al.2024 · 16 citationsarXiv
Magnetic field, magnetospheric accretion and candidate planet of the young star GM Aurigae observed with SPIRou2408.05864v1 · B. Zaire, J.-F. Donati, S. P. Alencar et al.2024 · 10 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
Colorado Ultraviolet Transit Experiment Near-Ultraviolet Transmission Spectroscopy of the Ultra-hot Jupiter KELT-9b2407.13656v1 · Arika Egan, Kevin France, Aickara Gopinathan Sreejith et al.2024 · 4 citationsarXiv
The PLATO Mission2406.05447v2 · Heike Rauer, Conny Aerts, Juan Cabrera et al.2024 · 13 citationsarXiv
Spectropolarimetric characterisation of exoplanet host stars in preparation of the Ariel mission. Magnetic environment of HD 634332405.19052v1 · S. Bellotti, D. Evensberget, A.A. Vidotto et al.2024 · 5 citationsarXiv
ATMOSPHERIX: III- Estimating the C/O ratio and molecular dynamics at the limbs of WASP-76 b with SPIRou2403.19434v1 · Thea Hood, Florian Debras, Claire Moutou et al.2024 · 7 citationsA&A 687, A119 (2024)
Long-term monitoring of large-scale magnetic fields across optical and near-infrared domains with ESPaDOnS, Narval and SPIRou. The cases of EV Lac, DS Leo, and CN Leo2403.08590v1 · S. Bellotti, J. Morin, L. T. Lehmann et al.2024 · 0 citationsarXiv
The large-scale magnetic field of the M dwarf double-line spectroscopic binary FK Aqr2312.04247v1 · S. Tsvetkova, J. Morin, C.P. Folsom et al.2023 · 5 citationsarXiv
Multiwavelength Campaign Observations of a Young Solar-type Star, EK Draconis. I. Discovery of Prominence Eruptions Associated with Superflares2311.07380v2 · Kosuke Namekata, Vladimir S. Airapetian, Pascal Petit et al.2023 · 68 citationsarXiv
SPIRou reveals unusually strong magnetic fields of slowly rotating M dwarfs2311.05039v1 · L. T. Lehmann, J.-F. Donati, P. Fouque et al.2023 · 41 citationsarXiv
Measuring small-scale magnetic fields of 44 M dwarfs from SPIRou spectra with ZeeTurbo2310.08386v1 · P. I. Cristofari, J.-F. Donati, C. Moutou et al.2023 · 26 citationsarXiv
Correlations between laboratory line lists for FeH, CrH, and NiH and M-star spectra collected with ESPaDOnS and SPIRou2310.04497v1 · P. Crozet, J. Morin, A. J. Ross et al.2023 · 8 citationsA&A 679, A116 (2023)
Monitoring the young planet host V1298 Tau with SPIRou: planetary system and evolving large-scale magnetic field2310.02613v1 · B.Finociety, J.-F. Donati, P.I. Cristofari et al.2023 · 28 citationsarXiv
The space weather around the exoplanet GJ 436 b. II. Stellar wind-exoplanet interactions2309.00324v1 · A. A. Vidotto, V. Bourrier, R. Fares et al.2023 · 25 citationsA&A 678, A152 (2023)
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
Asteroseismology and Spectropolarimetry of the Exoplanet Host Star Serpentis2308.09808v1 · Travis S. Metcalfe, Derek Buzasi, Daniel Huber et al.2023 · 18 citationsAstron. J. 166, 167 (2023)
CUTE reveals escaping metals in the upper atmosphere of the ultra-hot Jupiter WASP-189b2308.05726v1 · A. G. Sreejith, Kevin France, Luca Fossati et al.2023 · 20 citationsarXiv
Magnetic fields & rotation periods of M dwarfs from SPIRou spectra2307.14190v1 · J.-F. Donati, L.T. Lehmann, P.I. Cristofari et al.2023 · 50 citationsarXiv
Monitoring the large-scale magnetic field of AD~Leo with SPIRou, ESPaDOnS and Narval. Toward a magnetic polarity reversal?2307.01016v1 · S. Bellotti, J. Morin, L. T. Lehmann et al.2023 · 35 citationsA&A 676, A56 (2023)
The space weather around the exoplanet GJ 436b2306.15391v1 · S. Bellotti, R. Fares, A. A. Vidotto et al.2023 · 22 citationsA&A 676, A139 (2023)
The magnetic field and multiple planets of the young dwarf AU~Mic2304.09642v2 · J.-F. Donati, P.I. Cristofari, B. Finociety et al.2023 · 82 citationsarXiv
Constraints on Magnetic Braking from the G8 Dwarf Stars 61 UMa and Cet2304.09896v1 · Travis S. Metcalfe, Klaus G. Strassmeier, Ilya V. Ilyin et al.2023 · 23 citationsAstrophys. J. 948, L6 (2023)
Near-IR and optical radial velocities of the active M dwarf star Gl 388 (AD Leo) with SPIRou at CFHT and SOPHIE at OHP: A 2.23 day rotation period and no evidence for a corotating planet2303.16712v4 · A. Carmona, X. Delfosse, S. Bellotti (2 et al.2023 · 36 citationsA&A 674, A110 (2023)
Constraining atmospheric parameters and surface magnetic fields with : an application to SPIRou spectra2303.11241v1 · P. I. Cristofari, J.-F. Donati, C. P. Folsom et al.2023 · 41 citationsarXiv
Surface structure of 45 Hercules: An otherwise unremarkable Ap star with a surprisingly weak magnetic field2303.03862v1 · O. Kochukhov, H. Gursoytrak Mutlay, A. M. Amarsi et al.2023 · 12 citationsarXiv
The SPIRou Legacy Survey Rotation period of quiet M dwarfs from circular polarization in near-infrared spectral lines: I. The SPIRou APERO analysis2302.03377v2 · P. Fouqu'e, E. Martioli, J.-F. Donati et al.2023 · 41 citationsA&A 672, A52 (2023)
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