Tipo de publicación: Con árbitro

  • Publicación
    The HARPS search for southern extra-solar planets. XXXV. The interesting case of HD 41248: stellar activity, no planets?
    Context. The search for planets orbiting metal-poor stars is of utmost importance for our understanding of planet formation models. However, no dedicated...
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    The HARPS search for southern extra-solar planets. XXXVIII. Bayesian re-analysis of three systems. New super-Earths, unconfirmed signals, and magnetic cycles
    We present the analysis of the entire HARPS observations of three stars that host planetary systems: HD 1461, HD 40307, and HD 204313. The data set spans eight...
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    The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc
    We report the discovery of a multiplanetary system transiting the M0 V dwarf HD 260655 (GJ 239, TOI-4599). The system consists of at least two transiting...
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    The HD 93963 A transiting system: A 1.04 d super-Earth and a 3.65 d sub-Neptune discovered by TESS and CHEOPS
    We present the discovery of two small planets transiting HD 93963A (TOI-1797), a GOV star (M * = 1.109 ± 0.043M ⊙, R * = 1.043 ± 0.009 R ⊙) in a visual binary...
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    The He I 10 830 Å line: Radiative transfer and differential illumination effects
    We study the formation of the Stokes profiles of the He I multiplet at 10 830 Å when relaxing two of the approximations that are typically considered in the...
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    The hELENa project - I. Stellar populations of early-type galaxies linked with local environment and galaxy mass
    We present the first in a series of papers in The role of Environment in shaping Low-mass Early-type Nearby galaxies (hELENa) project. In this paper, we combine...
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    The hELENa project - II. Abundance distribution trends of early-type galaxies: from dwarfs to giants
    In this second paper of The role of Environment in shaping Low-mass Early-type Nearby galaxies (hELENa) series we study [Mg/Fe] abundance distribution trends of...
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    The helium spread in the globular cluster 47 Tuc
    Spectroscopy has shown the presence of CN band dichotomy and Na-O anticorrelations for 50-70 per cent of the investigated samples in the cluster 47 Tuc...
  • Publicación
    The Hercules stream as seen by APOGEE-2 South
    The Hercules stream is a group of comoving stars in the solar neighbourhood, which can potentially be explained as a signature of either the outer Lindblad...