Cover Image

Probing atmospheric escape through metastable He I triplet lines in 15 exoplanets observed with SPIRou

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Masson, A., Vinatier, S., Bézard, B., López-Puertas, M., Lampón, M., Debras, F., Carmona, A., Klein, B., Artigau, E., Dethier, W., Pelletier, S., Hood, T., Allart, R., Bourrier, V., Cadieux, C., Charnay, B., Cowan, N. B., Cook, N. J., Delfosse, X., Donati, J. -F., Gu, P. -G., Hébrard, G., Martioli, E., Moutou, C., Venot, O., Wyttenbach, A.
Format:	Preprint
Published:	2024
Subjects:	Earth and Planetary Astrophysics
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Searching for Molecular Signatures in 14 Transiting Exoplanets with SPIRou
by: Masson, A., et al.
Published: (2026)

ATMOSPHERIX: III- Estimating the C/O ratio and molecular dynamics at the limbs of WASP-76 b with SPIRou
by: Hood, Thea, et al.
Published: (2024)

The SPIRou Legacy Survey: near-infrared and optical radial velocity analysis of Gl 480 and Gl 382 using SPIRou, HARPS and CARMENES spectrographs
by: Ould-Elhkim, M., et al.
Published: (2025)

Rotational modulation and long-term evolution of the small-scale magnetic fields of M dwarfs observed with SPIRou
by: Cristofari, P. I., et al.
Published: (2025)

Full Stokes magnetometry of the active M dwarfs AU Mic and EV Lac with SPIRou
by: Donati, J. -F., et al.
Published: (2025)

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378
by: Moutou, C., et al.
Published: (2024)

The classical T Tauri star CI Tau observed with SPIRou: magnetospheric accretion and planetary formation
by: Donati, J. -F., et al.
Published: (2024)

Characterizing planetary systems with SPIRou: questions about the magnetic cycle of 55 Cnc A and two new planets around B
by: Moutou, C., et al.
Published: (2025)

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 Leo
by: Bellotti, S., et al.
Published: (2024)

Atmospheric characterization of HIP 67522 b with VLT/CRIRES+. VLT/CRIRES+ suggests a heavier planet and hints at deuterium fractionation
by: Lavail, A., et al.
Published: (2026)

SPIRou spectropolarimetry of the T Tauri star TW Hydrae: magnetic fields, accretion and planets
by: Donati, J. -F., et al.
Published: (2024)

Searching for close-in planets around TWA 7 with SPIRou
by: Donati, J. -F., et al.
Published: (2025)

Towards Doppler eclipse mapping of hot Jupiters. An observational perspective on WASP-33 b with SPIRou
by: Yariv, Vincent, et al.
Published: (2026)

Chemical Fingerprints of M Dwarfs: High-Resolution Spectroscopy on 31 M Dwarfs with SPIRou
by: Jahandar, Farbod, et al.
Published: (2024)

The SPIRou Legacy Survey: Detection of a nearby world orbiting in the habitable zone of Gl725B achieved by correcting strong telluric contamination in near-infrared radial velocities with WAPITI
by: Ould-Elhkim, M., et al.
Published: (2026)

Measuring Sub-Kelvin Variations in Stellar Temperature with High-Resolution Spectroscopy
by: Artigau, Étienne, et al.
Published: (2024)

Comprehensive High-resolution Chemical Spectroscopy of Barnard's Star with SPIRou
by: Jahandar, Farbod, et al.
Published: (2023)

Six-yr SPIRou monitoring of the young planet-host dwarf AU Mic
by: Donati, J. -F., et al.
Published: (2025)

Mass, Gas, and Gauss around a T Tauri Star with SPIRou
by: Donati, J. -F., et al.
Published: (2025)

The D/H ratio in Titan's acetylene from high spectral resolution IRTF/TEXES observations
by: Bézard, B., et al.
Published: (2024)

SPIRou observations of the young planet-hosting star PDS 70
by: Donati, J. -F., et al.
Published: (2024)

Chromaticity of stellar activity in radial velocities : Anti-correlated families of lines on the M dwarf EV Lac with SPIRou and SOPHIE
by: Larue, Pierre, et al.
Published: (2025)

A new treatment of telluric and stellar features for medium resolution spectroscopy and molecular mapping. Application to the abundance determination on Beta Pic b
by: Kiefer, F., et al.
Published: (2024)

Characterizing planetary systems with SPIRou: Detection of a sub-Neptune in a 6-day period orbit around the M dwarf Gl 410
by: Carmona, A., et al.
Published: (2025)

Gl 725A b: a potential super-Earth detected with SOPHIE and SPIRou in an M dwarf binary system at 3.5 pc
by: Cortes-Zuleta, P., et al.
Published: (2024)

Magnetic field, magnetospheric accretion and candidate planet of the young star GM Aurigae observed with SPIRou
by: Zaire, B., et al.
Published: (2024)

Clouds as the driver of variability and colour changes in brown dwarf atmospheres
by: Teinturier, Lucas, et al.
Published: (2025)

Monitoring the magnetospheric accretion of the classical T Tauri star DO Tau with SPIRou
by: Donati, J. -F., et al.
Published: (2026)

An extensively validated C/H/O/N chemical network for hot exoplanet disequilibrium chemistry
by: Veillet, R., et al.
Published: (2023)

Assessing the residual biases in high-resolution transit absorption spectra correction
by: Dethier, W., et al.
Published: (2024)

SPIRou monitoring of the protostar V347 Aur: binarity, magnetic fields, pulsed dynamo and accretion
by: Donati, J. -F., et al.
Published: (2024)

Enhancement of stability of metastable states in the presence of Lévy noise
by: Dubkov, A. A., et al.
Published: (2023)

Inclusion of sulfur chemistry in a validated C/H/O/N chemical network: identification of key C/S coupling pathways
by: Veillet, R., et al.
Published: (2025)

The ANTARESS workflow I. Optimal extraction of spatially resolved stellar spectra with high-resolution transit spectroscopy
by: Bourrier, V., et al.
Published: (2024)

DREAM: III.A helium survey in exoplanets on the edge of the hot Neptune desert with GIANO-B@TNG
by: Guilluy, G., et al.
Published: (2023)

Fundamental relation in isolated galaxies, pairs, and triplets in the local universe
by: Argudo-Fernández, M., et al.
Published: (2025)

Imaging-assisted single-photon Doppler-free laser spectroscopy and the ionization energy of metastable triplet helium
by: Clausen, Gloria, et al.
Published: (2023)

Exploring the surface of HD 189733 via Doppler shadow analysis of planetary transits
by: Gonçalves, E. C., et al.
Published: (2026)

Studying the variability of the He triplet to understand the detection limits of evaporating exoplanet atmospheres
by: Mercier, Samson J., et al.
Published: (2025)

Magnetic field measurements in a sample of Class I and flat-spectrum protostars observed with SPIRou
by: Drouglazet, L., et al.
Published: (2026)