Astrophysical: Solar neighborhood

  • Publication
    StarHorse results for spectroscopic surveys and Gaia DR3: Chrono-chemical populations in the solar vicinity, the genuine thick disk, and young alpha-rich stars

    The Gaia mission has provided an invaluable wealth of astrometric data for more than a billion stars in our Galaxy. The synergy between Gaia astrometry...

  • Publication
    StarHorse results for spectroscopic surveys with Gaia EDR3: Chrono-chemical populations in the solar vicinity, the genuine thick disk, and young alpha-rich stars (Corrigendum)

    The revised catalog is only available at the CDS via anonymous ftp to cdsarc.cds.unistra.fr (ftp://130.79.128.5) or via https://cdsarc.cds.unistra.fr/viz-bin...

  • Publication
    Statistical properties of exoplanets. II. Metallicity, orbital parameters, and space velocities

    In this article we present a detailed spectroscopic analysis of more than 50 extra-solar planet host stars. Stellar atmospheric parameters and metallicities are...

  • Publication
    Stellar activity as a tracer of moving groups

    We present the results of a study of the stellar activity in the solar neighborhood using complete kinematics (galactocentric velocities U, V, W) and the...

  • Publication
    Temperature constraints on the coldest brown dwarf known: WISE 0855-0714

    Context. Nearby isolated planetary mass objects are beginning to be discovered, but their individual properties are poorly constrained because their low surface...

  • Publication
    The CARMENES search for exoplanets around M dwarfs. Guaranteed time observations Data Release 1 (2016-2020)

    Context. The CARMENES instrument, installed at the 3.5 m telescope of the Calar Alto Observatory in Almería, Spain, was conceived to deliver high-accuracy...

  • Talk
    The complex Milky Way history

    In this seminar I will focus on how the avalanche of new data changes our views on how our Galaxy formed and evolved. Precise astrometric, spectroscopic...

  • Publication
    The cosmic waltz of Coma Berenices and Latyshev 2 (Group X). Membership, phase-space structure, mass, and energy distributions

    Context. Open clusters (OCs) are fundamental benchmarks where theories of star formation and stellar evolution can be tested and validated. Coma Berenices (Coma...

  • Publication
    The G-dwarf problem - A tentative analytical approach, relaxing instantaneous recycling

    The general solution for the birth function B(m,t) of stars, derived by Casuso et al. (1989) was used to obtain a first-order analytical approximation to this...